<script data-pm-proxy="intercept"></script><?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0" xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" xmlns:googleplay="http://www.google.com/schemas/play-podcasts/1.0"><channel><title><![CDATA[Vědecký oběžník]]></title><description><![CDATA[Střípky z vědy, co mi cvrnkly do nosu]]></description><link>https://belandy.substack.com</link><image><url>https://substackcdn.com/image/fetch/$s_!LALd!,w_256,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc77be5e6-10c8-46b6-85a6-b120970b4115_1053x1053.png</url><title>Vědecký oběžník</title><link>https://belandy.substack.com</link></image><generator>Substack</generator><lastBuildDate>Tue, 01 Sep 2026 11:26:00 GMT</lastBuildDate><atom:link href="/__u/belandy.substack.com/feed" rel="self" type="application/rss+xml"/><copyright><![CDATA[Barbora Dvořáková]]></copyright><language><![CDATA[en]]></language><webMaster><![CDATA[dvorakova@tutanota.com]]></webMaster><itunes:owner><itunes:email><![CDATA[dvorakova@tutanota.com]]></itunes:email><itunes:name><![CDATA[Bára Dvořáková]]></itunes:name></itunes:owner><itunes:author><![CDATA[Bára Dvořáková]]></itunes:author><googleplay:owner><![CDATA[dvorakova@tutanota.com]]></googleplay:owner><googleplay:email><![CDATA[dvorakova@tutanota.com]]></googleplay:email><googleplay:author><![CDATA[Bára Dvořáková]]></googleplay:author><itunes:block><![CDATA[Yes]]></itunes:block><item><title><![CDATA[Vědecký oběžník 7/26 - červencová vědecká meditační minutka]]></title><description><![CDATA[O st&#225;rnut&#237;, sladidlech, vym&#237;r&#225;n&#237;, mo&#345;sk&#233;m sn&#283;hu a mnoh&#233;m dal&#353;&#237;m]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-726-cervencova-vedecka</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-726-cervencova-vedecka</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Sat, 01 Aug 2026 18:20:59 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!manp!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F54c0600f-aee7-4cdf-bf1a-6250780b626b_2160x1620.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>V&#225;&#382;en&#237; a mil&#237; &#269;ten&#225;&#345;i,</p><p>zdrav&#237;m v&#225;s uprost&#345;ed pr&#225;zdninov&#253;ch radov&#225;nek &#8211; a&#357; u&#382; ven&#269;&#237;te kreditku n&#283;kde s rodinou u mo&#345;e, s p&#345;&#225;teli p&#345;i odpo&#269;inkov&#233; v&#237;kendov&#233; prokafinaci nebo v knihkupectv&#237; p&#345;i hled&#225;n&#237; nov&#233;ho pap&#237;rov&#233;ho par&#357;&#225;ka, jeho&#382; kni&#382;mo p&#345;ebije upocen&#233; hodiny str&#225;ven&#233; v z&#225;jezdov&#233;m autobusu, pos&#237;l&#225;m v&#225;m na cesty novou d&#225;vku v&#283;deck&#233;ho &#269;tiva. V&#225;&#382;n&#283; i nev&#225;&#382;n&#283;, k zamy&#353;len&#237; &#269;i o&#382;iven&#237; diskuz&#237; nad vychlazen&#253;m n&#225;pojem s parapl&#237;&#269;kem. </p><p>P&#345;eji v&#225;m p&#345;&#237;jemn&#233; &#269;ten&#237; a d&#237;ky za v&#283;rnost!</p><p>PS: pro letn&#237; kreativn&#237; zpest&#345;en&#237; m&#367;&#382;ete krom&#283; nachyt&#345;en&#237; lovit v textu neologismy ze slovn&#237;ku <a href="https://cestina20.cz/">&#268;e&#353;tina 2.0</a> od <span class="mention-wrap" data-attrs="{&quot;name&quot;:&quot;Martin Kavka&quot;,&quot;id&quot;:16527617,&quot;type&quot;:&quot;user&quot;,&quot;url&quot;:null,&quot;photo_url&quot;:&quot;https://substackcdn.com/image/fetch/$s_!USQF!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F79ff8d02-1b0d-44e4-874a-d8290fde2d44_724x724.jpeg&quot;,&quot;uuid&quot;:&quot;01789d0b-1803-4934-b869-0e70a379466d&quot;}" data-component-name="MentionToDOM"></span>. Schv&#225;ln&#283;, kolik jich najdete. Bacha na chyt&#225;ky!</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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/__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><h5>Strava a &#382;ivot</h5><p><span>Jeliko&#382; spousta z v&#225;s &#345;&#225;d&#237; n&#283;kde ve vln&#225;ch (a&#357; u&#382; slan&#253;ch &#269;i sladk&#253;ch), poj&#271;me otev&#345;&#237;t dne&#353;n&#237; ob&#283;&#382;n&#237;k nakouknut&#237;m pod kulin&#225;&#345;skou pokli&#269;ku st&#345;edomo&#345;sk&#233; stravy. &#381;e je zdrav&#237; prosp&#283;&#353;n&#225; a m&#225; ji na experiment&#225;ln&#237;m tal&#237;&#345;i nejeden v&#283;dec, to je zn&#225;m&#225; v&#283;c. Mrkn&#283;me se te&#271; ale bl&#237;&#382; na to, pro&#269;. Ned&#225;vn&#225; studie uk&#225;zala, &#382;e st&#345;edomo&#345;sk&#233; dobroty pravd&#283;podobn&#283; </span><a href="https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2025.1727012/full"><span>ovliv&#328;uj&#237; mimo jin&#233; i na&#353;e st&#225;rnut&#237;</span></a><span>. Drobounk&#233; proteiny uvnit&#345; bun&#283;&#269;n&#253;ch elektr&#225;ren (</span><a href="https://cs.wikipedia.org/wiki/Mitochondrie"><span>mitochondri&#237;</span></a><span>), kter&#233; se konzumac&#237; st&#345;edomo&#345;sk&#233; potravy aktivuj&#237;, toti&#382; pom&#225;haj&#237; nejen kardiovaskul&#225;rn&#237;mu a nervov&#233;mu syst&#233;mu, ale umo&#382;&#328;uj&#237; bu&#328;k&#225;m odol&#225;vat po&#353;kozen&#237; a t&#237;m p&#225;dem i pomaleji st&#225;rnout. Star&#353;&#237; dosp&#283;l&#237; holduj&#237;c&#237; st&#345;edomo&#345;sk&#233; strav&#283; m&#283;li v&#253;razn&#283; v&#237;ce v&#253;&#353;e zm&#237;n&#283;n&#253;ch protektivn&#237;ch protein&#367; a z&#225;rove&#328; v&#253;razn&#283; ni&#382;&#353;&#237; zn&#225;mky bun&#283;&#269;n&#233;ho stresu a po&#353;kozen&#237;. Studie nebyla b&#367;hv&#237;jak velk&#225; a chyb&#237; jasn&#233; prok&#225;z&#225;n&#237; p&#345;&#237;m&#233;ho vlivu stravy na na&#353;e vnit&#345;n&#237; procesy, i p&#345;esto p&#345;edstavuje v&#253;znamn&#253; posun v oblasti biologie st&#225;rnut&#237; a zapad&#225; do dosud sesb&#237;ran&#253;ch v&#283;deck&#253;ch dat. Auto&#345;i studie sv&#367;j v&#253;zkum d&#225;le rozv&#237;jej&#237;.</span></p><p><span>A j&#225; nebudu slu&#353;n&#225;, &#345;eknu v&#225;m jm&#233;na hlavn&#237;ch vin&#237;k&#367;, kter&#233; byste m&#283;li zav&#345;&#237;t do sv&#233; kuchy&#328;sk&#233; basy:</span></p><ul><li><p><span>olivov&#253; olej</span></p></li><li><p><span>lu&#353;t&#283;niny</span></p></li><li><p><span>ryby z kvalitn&#237;ho zdroje</span></p></li></ul><p><span>P&#345;idejte k nim i spolupachatele v podob&#283; zeleninov&#233; mafie a celozrnn&#253;ch obilovin, aby se krom mitochondri&#237; m&#283;li dob&#345;e i va&#353;i mikrobi.</span></p><p><span>Na popelnicov&#233; turn&#233; naopak po&#353;lete hv&#283;zdn&#233; pokrmy bohat&#233; na rafinovan&#233; sacharidy a fastfoodov&#233; superstar. Same old, same old. Ne v&#382;dy se v&#283;dci na n&#283;&#269;em shodnou v takov&#233; m&#237;&#345;e, v tomto p&#345;&#237;pad&#283; jsou v&#353;ak t&#233;m&#283;&#345; za jedno. T&#233;m&#283;&#345;. V ka&#382;d&#233; skupin&#283; se v&#382;dy najde n&#283;kdo, kdo nesouhlasn&#283; krout&#237; hlavou. Co&#382; je dob&#345;e &#8211; skepse b&#253;v&#225; hnac&#237;m motorem zaj&#237;mav&#253;ch objev&#367;. (Anebo letit&#253;ch pr&#225;vn&#237;ch tahanic. V&#283;da je kr&#225;sn&#225;!)</span></p><p><span>Mimochodem, v&#283;d&#283;li jste, &#382;e 16. listopadu je </span><a href="https://www.fao.org/newsroom/detail/fao-welcomes-un-s-decision-to-establish-an-international-day-for-the-mediterranean-diet/en"><span>Mezin&#225;rodn&#237; den st&#345;edomo&#345;sk&#233; stravy</span></a><span>? Vyhl&#225;&#353;en byl loni v prosinci a p&#345;ipad&#225; na v&#253;ro&#269;&#237; z&#225;pisu st&#345;edomo&#345;sk&#233; stravy jako nemateri&#225;ln&#237;ho kulturn&#237;ho d&#283;dictv&#237; na seznam UNESCO v roce 2010. C&#237;lem m&#225; b&#253;t &#8220;zv&#253;&#353;it pov&#283;dom&#237; o zdravotn&#237;m, kulturn&#237;m a ekologick&#233;m v&#253;znamu st&#345;edomo&#345;sk&#233; stravy po cel&#233;m sv&#283;t&#283;.&#8221;</span></p><p>*</p><p><span>Posledn&#237; roky poslouch&#225;m p&#345;etahovanou na t&#233;ma &#8220;sladidla a jejich vliv na zdrav&#237;&#8221;. A to jak v &#345;ad&#225;ch laick&#233; ve&#345;ejnosti, tak v &#345;ad&#225;ch zkumavkov&#253;ch m&#225;g&#367;. Posledn&#237; &#269;l&#225;nek v&#283;nuj&#237;c&#237; se t&#283;mhle chemick&#253;m cukr&#367;m ukazuje </span><a href="https://link.springer.com/article/10.1038/s44320-026-00225-6"><span>na vybran&#253;ch 39 sladidlech jejich vliv na na&#353;e st&#345;evn&#237; mikroby</span></a><span>. No, nen&#237; to dobr&#233;, co si budem. Jejich p&#345;&#237;tomnost ve strav&#283; sama o sob&#283; m&#283;n&#237; r&#367;st mikrob&#367;, a kdy&#382; je nav&#237;c zkombinujete s l&#233;ky, kofeinem nebo ochucovadly, tak nebudete m&#237;t v b&#345;&#237;&#353;ku jako v pokoj&#237;&#269;ku, ale sp&#237;&#353;e jako na diskot&#233;ce uprost&#345;ed devades&#225;tek, kdy za mixpultem jamuje B&#233;&#271;a Tr&#225;vn&#237;&#269;ek a k tanci v&#225;s zve Viktor Ko&#382;en&#253;. Nejhor&#353;&#237; kombinaci pak p&#345;edstavoval isosteviol a antidepresivum duloxetin &#8211; tohle duo v&#253;znamn&#283; sn&#237;&#382;ilo pod&#237;l prosp&#283;&#353;n&#253;ch mikrob&#367;, hraj&#237;c&#237;ch roli v regulaci hladiny cukru v krvi a funkc&#237; imunitn&#237;ho syst&#233;mu, i celkovou mikrobi&#225;ln&#237; rozmanitost. Pokusy byly zat&#237;m proveden&#233; v laboratorn&#237;ch podm&#237;nk&#225;ch, ale testov&#225;n&#237; na lidech je v procesu, z&#225;rove&#328; v&#253;sledky zapadaj&#237; do obr&#225;zku kreslen&#233;ho dal&#353;&#237;mi studiemi. A&#357; u&#382; z toho vypadne cokoli, jeden poznatek se ji&#382; asi moc nezm&#283;n&#237; &#8211; um&#283;l&#225; sladidla nelze pova&#382;ovat za metabolicky neutr&#225;ln&#237; l&#225;tky.</span></p><p><span>J&#225; vim, cukr je v sou&#269;asnosti antikrist, ale sypat si m&#237;sto n&#283;j do j&#237;dla um&#283;l&#225; sladidla, je jako vyh&#225;n&#283;t &#269;erta &#271;&#225;blem. M&#225;me i jin&#233; slad&#237;c&#237; mo&#382;nosti a cesty, jak dr&#382;et glykemii a postavu v norm&#283;. Just sayin&#8217;...</span></p><p><span>V&#253;&#353;e zm&#237;n&#283;n&#233; interakce mikrobiomu s l&#233;ky zkoum&#225; nov&#253; v&#283;dn&#237; obor s n&#225;zvem farmakobiomika, pokud by v&#225;s to zaj&#237;malo v&#237;ce. Zat&#237;m se zd&#225;, &#382;e by a&#382; &#269;tvrtina l&#233;k&#367; nec&#237;l&#237;c&#237;ch na infek&#269;n&#237; onemocn&#283;n&#237; (v&#269;etn&#283; antipsychotik a antidepresiv) m&#283;la m&#237;t negativn&#237; vliv na r&#367;st alespo&#328; jednoho kmene bakteri&#237; v na&#353;em st&#345;ev&#283;.</span></p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h4>St&#345;&#237;pky pozn&#225;mek </h4><p><span>&#127757; </span><a href="https://www.pnas.org/doi/10.1073/pnas.2533086123"><span>Z&#225;hada Velk&#233;ho permsk&#233;ho vym&#237;r&#225;n&#237; odhalena</span></a><span>. Nov&#225; studie objas&#328;uje kl&#237;&#269;ov&#233; hybatele nejv&#283;t&#353;&#237;ho masov&#233;ho vym&#237;r&#225;n&#237; &#382;ivo&#269;ich&#367; na Zemi, kdy vyhynulo cca 96 % mo&#345;sk&#253;ch a 70 % suchozemsk&#253;ch &#382;ivo&#269;ich&#367;. Ve zkratce &#345;e&#269;eno, hlavn&#237;mi &#8220;vrahy&#8221; byly otepluj&#237;c&#237; se oce&#225;ny a pokles hladiny kysl&#237;ku (tedy na teplot&#283; z&#225;visl&#225; hypoxie). Dal&#353;&#237; teorie jako je nap&#345;&#237;klad zv&#253;&#353;en&#237; kyselosti oce&#225;nu jsou pouze doprovodn&#253;mi stresory, kter&#233; k vym&#237;r&#225;n&#237; p&#345;isp&#283;ly, ale sekund&#225;rn&#283;. P&#345;e&#382;ily jen druhy, kter&#233; byli metabolicky l&#233;pe uzp&#367;soben&#233; &#8211; tedy obecn&#283; aktivn&#283;j&#353;&#237; s rychlej&#353;&#237;m metabolismem a v&#283;t&#353;inou drav&#253;m zp&#367;sobem &#382;ivota. A pro&#269; by v&#225;s to m&#283;lo zaj&#237;mat? Inu, podm&#237;nky p&#345;ed velk&#253;m vym&#237;r&#225;n&#237;m byly velmi podobn&#233; t&#283;m dne&#353;n&#237;m, s relativn&#283; chladn&#253;mi pom&#283;rn&#283; dob&#345;e okysli&#269;en&#253;mi oce&#225;ny. Pak do&#353;lo ke zvy&#353;ov&#225;n&#237; oxidu uhli&#269;it&#233;ho v d&#367;sledku v&#283;t&#353;&#237; vulkanick&#233; &#269;innosti, spustily se procesy v&#253;&#353;e a nastalo velk&#253; &#353;patn&#253;. Dnes n&#225;m na &#382;ivot ned&#253;chaj&#237; vulk&#225;ny kdesi na Sibi&#345;i, ale lidsk&#225; pr&#367;myslov&#225; &#269;inorodost. Podle v&#283;dc&#367; si to hezky &#353;ineme k oteplen&#237; jako za Velk&#233;ho permsk&#233;ho vym&#237;r&#225;n&#237;, kdy vzrostly </span><strong><span>b&#283;hem tis&#237;c&#367; let </span></strong><span>teploty o 8-12 &#176;C. Podle dne&#353;n&#237;ch projekc&#237; do roku 2100 vzroste teplota o 1,5-4 &#176;C. To je </span><strong><span>74 let</span></strong><span>, btw. J&#225; v&#225;m nevim, ale fakt mus&#237;me na&#353;im d&#283;tem d&#283;lat z planety krematorium, kdy&#382; m&#225;me po&#345;&#225;d je&#353;t&#283; mo&#382;nost &#353;l&#225;pnout na brzdu, vyu&#382;&#237;t nov&#233; v&#283;deck&#233; poznatky a vyfi</span>*undace<span> a n&#283;co s t&#237;m ud&#283;lat?</span></p><p>&#127754; P&#345;em&#253;&#353;leli jste n&#283;kdy nad t&#237;m, jak a co ba&#353;t&#237; mikrobi v mo&#345;sk&#253;ch hlubin&#225;ch? Tam, kde extr&#233;mn&#237; tlak d&#225;v&#225; tu&#353;it chud&#253; &#382;ivot, naopak vzkv&#233;t&#225; hojnost. Onen tlak toti&#382; funguje jako neviditeln&#253; od&#353;&#357;av&#328;ovat &#8211; <a href="https://www.science.org/doi/10.1126/sciadv.aec5677">vyma&#269;k&#225;v&#225; &#382;iviny z klesaj&#237;c&#237; organick&#233; hmoty</a> (s kouzeln&#253;m ozna&#269;en&#237;m &#8220;<a href="https://cs.wikipedia.org/wiki/Mo%C5%99sk%C3%BD_sn%C3%ADh">mo&#345;sk&#253; sn&#237;h</a>&#8221;) a mikrobi si tak mohou dop&#345;&#225;vat vydatn&#233; &#382;eremonie. Z&#237;skan&#233; informace zcela m&#283;n&#237; pohled na kolob&#283;h uhl&#237;ku na Zemi a fungov&#225;n&#237; mo&#345;sk&#253;ch ekosyst&#233;m&#367;. Okolo 50 % uhl&#237;ku (a 58-63 % dus&#237;ku) z klesaj&#237;c&#237;ho mo&#345;sk&#233;ho sn&#283;hu toti&#382; pr&#253; zba&#353;t&#237; mikrobi, tak&#382;e ho v hlubokomo&#345;sk&#253;ch sedimentech skon&#269;&#237; podstatn&#283; m&#233;n&#283;, ne&#382; se d&#345;&#237;ve v&#283;&#345;ilo. Pokusy d&#283;lali v&#283;dci zat&#237;m v tlakov&#253;ch n&#225;dr&#382;&#237;ch v laborato&#345;i, ale v budoucnu se chystaj&#237; na expedici do Arktidy, kde cht&#283;j&#237; p&#225;trat po &#8220;molekul&#225;rn&#237;ch otisc&#237;ch procesu sedimentace v povrchov&#253;ch i hlubok&#253;ch vod&#225;ch&#8221;. Snad to dopadne l&#233;pe ne&#382; expedice na monop&#243;l&#8230;</p><p>&#128040; V&#283;d&#283;li jste, &#382;e koaly m&#225;lem vyhynuly? Je&#353;t&#283; p&#345;edt&#237;m, ne&#382; se do Austr&#225;lie dostali prvn&#237; lidi, pro&#353;ly koaly p&#345;ed cca 100.000 lety kolapsem koal&#237; civilizace zp&#367;soben&#253;m <a href="https://academic.oup.com/mbe/article/43/6/msag108/8702405">extr&#233;mn&#237;mi klimatick&#253;mi v&#253;kyvy pozdn&#237;ho pleistoc&#233;nu</a>. P&#345;e&#382;ila jich jen hrstka, z n&#237;&#382; vyrostla sou&#269;asn&#225; populace&#8230; kter&#225; dnes &#269;el&#237; pro zm&#283;nu lovu, m&#253;cen&#237; strom&#367;, lesn&#237;m po&#382;&#225;r&#367;m a nemocem. Si asi vyt&#225;hly od osudu divokou kartu. Nicm&#233;n&#283; p&#367;vodn&#237; teorie, &#382;e za masivn&#237; &#250;bytek koal v minulosti mohou v&#253;hradn&#283; lid&#233;, se uk&#225;zala b&#253;t chybn&#225;. Resp. p&#345;ed&#269;asn&#225;. Plat&#237; a&#382; dneska &#128517; Studie je ka&#382;dop&#225;dn&#283; p&#345;elomov&#225;, dosud se rekonstrukce populac&#237; u va&#269;natc&#367; op&#237;rala o poznatky z&#237;skan&#233; u modelov&#253;ch savc&#367; (aka my&#353;i, lidi). Co&#382; vedlo k nep&#345;esnostem a chyb&#225;m.</p><p>&#129328; Ka&#382;d&#233; t&#283;hotenstv&#237; zanech&#225;v&#225; jedine&#269;n&#253; otisk v mate&#345;sk&#233;m mozku, p&#345;enastavuje jeho funkce a m&#283;n&#237; jeho strukturu. <a href="https://www.nature.com/articles/s41467-026-69370-8">Druh&#233; t&#283;hotenstv&#237; neopakuje jednodu&#353;e to, co se d&#283;lo v mozku b&#283;hem t&#283;hotenstv&#237; prvn&#237;ho</a>. P&#345;in&#225;&#353;&#237; nov&#233; zm&#283;ny, kter&#233; mohou podpo&#345;it schopnost postarat se o v&#237;ce d&#283;t&#237;. Informace z nov&#233; studie d&#225;vaj&#237; nahl&#233;dnout pod pokli&#269;ku nejen &#8220;programov&#225;n&#237;&#8221; &#382;ensk&#233;ho mozku na mate&#345;stv&#237;, ale nab&#237;z&#237; i nov&#233; poznatky o du&#353;evn&#237;m zdrav&#237; matek, v&#269;etn&#283; poporodn&#237; deprese. U n&#237; se dosud p&#345;edpokl&#225;dalo sp&#237;&#353;e spojen&#237; s prudk&#253;mi hormon&#225;ln&#237;mi v&#253;kyvy ne&#382; s mozkovou p&#345;estavbou.</p><p>&#129504; <span>Nov&#253; l&#233;k na Alzheimerovu chorobu? Sem s n&#237;m, pros&#237;m! Tedy, p&#367;vodn&#283; byl vyvinut a schv&#225;len pro l&#233;&#269;bu poran&#283;n&#237; m&#237;chy, ale v&#283;dce napadlo, &#382;e by se mohl bl&#253;sknout i v jin&#233; roli. A taky, &#382;e ano. V&#253;zkum </span><a href="https://febs.onlinelibrary.wiley.com/doi/10.1002/2211-5463.70284"><span>u my&#353;&#237; uk&#225;zal, &#382;e um&#237; opravovat po&#353;kozenou DNA, sni&#382;ovat z&#225;n&#283;t v mozku a c&#237;lit na v&#237;cero velmi ran&#253;ch proces&#367; spojen&#253;ch s Alzheimerovou chorobou</span></a><span>. U t&#233; se dosud l&#233;&#269;ba zam&#283;&#345;ovala sp&#237;&#353;e na amyloidn&#237; plaky a Tau protein. Pozitivn&#237; je, &#382;e l&#233;k u&#382; pro&#353;el testy bezpe&#269;nosti u lid&#237;, tak&#382;e by se mohl posunout mnohem rychleji do klinick&#233;ho testov&#225;n&#237; vhodnosti pou&#382;it&#237; u lid&#237; trp&#237;c&#237;ch Alzheimerovou chorobou.</span></p><p><sup><span>&#127761;  </span></sup><span>Pou&#269;ka &#8220;Hlavn&#283; se z toho nepos*at&#8221; u&#382; pro mne po p&#345;e&#269;ten&#237; </span><a href="https://www.cambridge.org/core/journals/psychological-medicine/article/procognitive-effects-of-5ht4-receptor-agonism-in-individuals-with-remitted-depression/EE5A729AD6632A6ED97AC24C8F17DCCB"><span>&#269;l&#225;nku popisuj&#237;c&#237;m, jak l&#233;k na z&#225;cpu pom&#225;h&#225; vyjasnit mozkovou mlhu spojenou s l&#233;&#269;bou deprese</span></a><span>, nikdy nebude stejn&#225;. V pidi klinick&#233; studii se zjistilo, &#382;e pod&#225;n&#237; prukalopridu po dobu cca 1 t&#253;dne zlep&#353;ilo testy pam&#283;ti, pozornost a rychlost my&#353;len&#237; u lid&#237; po l&#233;&#269;b&#283; deprese. P&#345;&#225;tel&#233;, kamar&#225;di, jsou chv&#237;le, kdy pro zdrav&#237; na&#353;&#237; psych&#233; nezb&#253;v&#225; ne&#382; kapitulovat a prost&#283; a jednodu&#353;e se z toho pos*at. A &#345;&#237;ct si o pomoc. Zm&#237;n&#283;n&#253; l&#233;k je na p&#345;edpis, abyste v&#283;d&#283;li, tak to prosim v&#225;s nezkou&#353;ejte na vlastn&#237; p&#283;st a b&#283;&#382;te se nechat ope&#269;ovat od n&#283;koho, kdo v&#225;m uk&#225;&#382;e cestu z temn&#233; strany &#382;ivota zp&#283;t na denn&#237; sv&#283;tlo &#128406;</span></p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou.</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k n&#283;mu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 6/26 - červnové grilované zprávičky]]></title><description><![CDATA[O kolagenu, potravin&#225;ch, vitaminu D, placebu a rakovin&#283;]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-626-cervnove-grilovane</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-626-cervnove-grilovane</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Tue, 30 Jun 2026 20:05:02 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!XydM!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fca22b2e5-7b12-403c-9880-afb215b3778a_720x481.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><span>V&#225;&#382;en&#237; a mil&#237; &#269;ten&#225;&#345;i,</span></p><p><span>jeliko&#382; po&#269;as&#237; n&#225;s v posledn&#237;ch dvou t&#253;dnech nut&#237; zva&#382;ovat, zda ze &#353;uplete vyt&#225;hnout opalovac&#237; kr&#233;m nebo rad&#353;i popadnout grilovac&#237; ko&#345;en&#237; a rovnou s sebou fl&#225;knout na plech a&#357; to m&#225;me rychlejc za sebou, tak ode mne tentokr&#225;te pros&#237;m ne&#269;ekejte &#382;&#225;dn&#233; myslitelsk&#233; z&#225;zraky. V tomto rozko&#353;n&#233;m tepl&#237;&#269;ku vyhnan&#233;m panel&#225;kovou konstrukc&#237; k dokonalosti mi mozek funguje podobn&#283; jako jist&#233;mu ser&#382;antu Nav&#225;&#382;kovi, prsty se mi lep&#237; ke kl&#225;vesnici a m&#233;mu monitoru se rozpou&#353;t&#237; lepidlo dr&#382;&#237;c&#237; LCD panel (a&#269;koli servis&#225;k tvrdil, &#382;e lepidlo na billboardy bytov&#253; hic zaru&#269;en&#283; zvl&#225;dne!), tak&#382;e moment&#225;ln&#283; v&#353;e jist&#237; kamar&#225;dka izolepa.</span></p><p><span>M&#237;sto komiksu si dovol&#237;m sd&#237;let pocitovou p&#345;edpov&#283;&#271; po&#269;as&#237; vyp&#367;j&#269;enou z internet&#367; a &#269;tiva bude o n&#283;co m&#237;&#328; ne&#382; se mi Lady Kreativita vr&#225;t&#237; z dovolen&#233;. P&#345;edstavuju si, jak se v&#225;l&#237; n&#283;kde na leh&#225;tku v Himal&#225;j&#237;ch, ba&#353;t&#237; nanuka a pozoruje Yettie na snowboardech&#8230;</span></p><p><span>P&#345;eji n&#225;m v&#353;em, a&#357; to vedro p&#345;e&#382;ijeme ve zdrav&#237;! Snad u&#382; se kone&#269;n&#283; aspo&#328; drobet ochlad&#237;&#8230; &#129310;</span></p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, 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</span></strong><span>Zat&#237;m </span><a href="https://academic.oup.com/asjopenforum/article/doi/10.1093/asjof/ojag018/8446510"><span>nejkomplexn&#283;j&#353;&#237; studie zam&#283;&#345;en&#225; na dopl&#328;ky stravy s kolagenem </span></a><span>uk&#225;zala, &#382;e maj&#237; jasn&#233; p&#345;&#237;nosy pro zdrav&#237;. Pokud jsou u&#382;&#237;v&#225;ny konzistentn&#283; po del&#353;&#237; dobu, um&#237; zlep&#353;it elasticitu a hydrataci poko&#382;ky, zm&#237;r&#328;uj&#237; p&#345;&#237;znaky artr&#243;zy a maj&#237; t&#233;&#382; pozitivn&#237; vliv na zdrav&#237; sval&#367; a &#353;lach. Ne&#269;ekejte ale nic sv&#283;toborn&#233;ho v oblasti zlep&#353;en&#237; sportovn&#237; v&#253;konnosti, karbiometabolick&#233;ho zdrav&#237; nebo rychlej&#353;&#237; regeneraci po sportovn&#237; aktivit&#283;. Data jsou sesb&#237;ran&#225; z 573 studi&#237;, z toho 16 systematick&#253;ch p&#345;ehled&#367; zahrnuj&#237;c&#237;ch 113 randomizovan&#253;ch kontrolovan&#253;ch studi&#237; (a skoro 8000 &#250;&#269;astn&#237;k&#367;) =&gt; approved.</span></p><p>&#127839; <strong><span>Vysoce zpracovan&#233; potraviny = vysoce neklidn&#225; mysl. </span></strong><span>Jednou za &#269;as v mal&#233; m&#237;&#345;e se to p&#345;e&#382;ije (ale proklat&#283; pro&#353;l&#233; ku&#345;e bych z v&#253;b&#283;ru fast food&#367; fakt vy&#345;adila), pokud v&#353;ak vysoce zpracovan&#253;m potravin&#225;m holdujete pravideln&#283; a ve velk&#233;m, tak v&#283;zte, &#382;e se v&#225;m to pravd&#283;podobn&#283; vymst&#237; </span><a href="https://alz-journals.onlinelibrary.wiley.com/doi/10.1002/dad2.70335"><span>na pozornosti a pomalej&#353;&#237;m ment&#225;ln&#237;m zpracov&#225;v&#225;n&#237; informac&#237;</span></a><span>. V&#283;t&#353;&#237; mno&#382;stv&#237; t&#233;to stravy pr&#253; </span><strong><span>naru&#353;&#237; koncentraci i lidem jinak zobaj&#237;c&#237;m ultra-eko-bio sal&#225;t a toasty s avok&#225;dem</span></strong><span>. S klesaj&#237;c&#237; pozornost&#237; z&#225;rove&#328; rostou rizikov&#233; faktory demence. Jezte s rozmyslem. Riskujete, &#382;e si ve st&#225;&#345;&#237; nevylu&#353;t&#237;te ani k&#345;&#237;&#382;ovku. &#344;&#237;kali v&#283;dci v Austr&#225;lii. </span></p><p>&#128557; <strong>Nedostatek vitaminu D a bolest</strong>. Studie zam&#283;&#345;en&#225; na rekonvalescenci pacientek s rakovinou prsu po mastektomii odhalila <a href="https://rapm.bmj.com/content/early/2026/05/04/rapm-2025-107495">mo&#382;nou spojitost n&#237;zk&#233; hladiny vitaminu D s bolest&#237;</a>. Pacientky s n&#237;zkou hladinou vitaminu D pro&#382;&#237;valy siln&#283;j&#353;&#237; poopera&#269;n&#237; bolesti a pot&#345;ebovaly v&#237;ce analgetik ne&#382; pacientky s norm&#225;ln&#237; hladinou vitaminu D. Zd&#225; se, &#382;e tento vitamin d&#237;ky schopnosti regulovat imunitn&#237; syst&#233;m a z&#225;n&#283;t pom&#225;h&#225; i regulovat zp&#367;sob, jak&#253;m na&#353;e t&#283;lo zpracov&#225;v&#225; bolest. V&#283;dci navrhuj&#237; preventivn&#283; pacientk&#225;m p&#345;ed operac&#237; nav&#253;&#353;it hladinu vitaminu D a t&#237;m zlep&#353;it n&#225;slednou rekonvalescenci. Simple as that, huh? Studie byla sice mal&#225; a observa&#269;n&#237;, tak&#382;e o mechanismech n&#225;m toho moc ne&#345;ekla, nicm&#233;n&#283; navazuje na diskuze a studie o spojitosti vitaminu D a pooopera&#269;n&#237; bolesti. </p><h5><mark data-color="#d9d2e9" style="background-color: rgb(217, 210, 233); color: rgb(0, 0, 0);">MYSL</mark></h5><p>&#128138; <strong><span>Je placebo efekt efektivn&#237; i kdy&#382; v&#237;me, &#382;e j&#237;me placebo? </span></strong><span>Minim&#225;ln&#283; u star&#353;&#237;ch lid&#237; patrn&#283; ano. Studie </span><a href="https://www.sciencedirect.com/science/article/pii/S1697260026000104?via%3Dihub"><span>zam&#283;&#345;en&#225; na v&#253;zkum st&#225;rnut&#237; </span></a><span>uk&#225;zala, &#382;e v porovn&#225;n&#237; se skupinou bez l&#233;&#269;by a skupinou, kter&#225; si </span><strong><span>myslela</span></strong><span>, &#382;e bere l&#233;k, ale dost&#225;vala jen placebo, vy&#353;la skupina, co p&#345;edem </span><strong><span>v&#283;d&#283;la</span></strong><span>, &#382;e dostane placebo, L&#201;PE ne&#382; ostatn&#237; dv&#283;. &#218;&#269;astn&#237;k&#367;m se b&#283;hem t&#345;&#237; t&#253;dn&#367; v&#283;dom&#233;ho zob&#225;n&#237; placeba prokazateln&#283; zlep&#353;ilo zdrav&#237; v oblasti pam&#283;ti, pohybov&#253;ch schopnost&#237;  a &#250;rovn&#283; stresu. &#218;&#269;astn&#237;ci, co si mysleli, &#382;e berou l&#233;k, a p&#345;itom brali nev&#283;dom&#283; placebo, m&#283;li taky lep&#353;&#237; hodnoty zdrav&#237;, ov&#353;em zdaleka ne o tolik. Pro&#269;? Auto&#345;i &#345;&#237;kaj&#237;, &#382;e za v&#353;&#237;m je mysl, kter&#225; v procesu uzdravov&#225;n&#237; hraje v&#253;znamnou roli. Emoce, v&#237;ra v uzdraven&#237; a nastaven&#237; mysli ovliv&#328;uj&#237; nejen psychickou podporu, ale i fyzick&#233; schopnosti a kognitivn&#237; funkce. Tato studie vyvrac&#237; za&#382;itou p&#345;edstavu, &#382;e pro &#250;&#269;innost placeba je pot&#345;eba klam. Navazuje na p&#345;edchoz&#237; zji&#353;t&#283;n&#237;, &#382;e samotn&#253; terapeutick&#253; ritu&#225;l, motivace a v&#283;dom&#225; &#250;&#269;ast na l&#233;&#269;b&#283; mohou spustit vnit&#345;n&#237; regenera&#269;n&#237; mechanismy.</span></p><p><strong><span>&#129504; Tr&#233;nujte svaly a budete b&#283;hat je&#353;t&#283; v devades&#225;ti. Tr&#233;nujte mozek a budete si pamatovat, kudy m&#225;te b&#283;&#382;et. </span></strong><a href="https://www.nature.com/articles/s41598-026-51403-3"><span>T&#345;i roky, cca 4000 lid&#237;, 19-94 let</span></a><span>. V&#253;sledek: zdrav&#237; mozku se d&#225; zlep&#353;ovat v jak&#233;mkoli v&#283;ku, ment&#225;ln&#237; bystrost se se st&#225;&#345;&#237;m opravdu vytr&#225;cet nemus&#237;. Sta&#269;&#237; 5-15 minut aktivn&#237;ho tr&#233;ninku mozku denn&#283; pro zachov&#225;n&#237; jasn&#233;ho my&#353;len&#237;, emo&#269;n&#237; pohody a pocitu propojen&#237; s lidmi. Ne&#269;ekejte a&#382; v&#225;m N&#283;mec nebo Angli&#269;an za&#357;ukaj&#237; na &#353;edou k&#367;ru. Za&#269;n&#283;te te&#271;. A&#357; je v&#225;m 20 nebo 80. V ka&#382;d&#233;m v&#283;ku se d&#225; za&#269;&#237;t, v ka&#382;d&#233;m v&#283;ku se d&#225; mozek tr&#233;novat a zlep&#353;it jeho stav.</span></p><h5><mark data-color="#d9ead3" style="background-color: rgb(217, 234, 211); color: rgb(0, 0, 0);">RAKOVINA</mark></h5><p>&#128138; <strong><span>Nov&#253; l&#233;k na rakovinu slinivky pro&#353;el klinickou f&#225;z&#237;. </span></strong><span>Nojo, &#269;tete dob&#345;e, musela jsem si to taky p&#345;e&#269;&#237;st n&#283;kolikr&#225;t. Po desetilet&#237;ch snah a zouf&#225;n&#237; p&#345;i&#353;li v&#283;dci </span><a href="https://www.nejm.org/doi/10.1056/NEJMoa2605555"><span>s nov&#253;m l&#233;kem</span></a><span>, kter&#253; (by&#357; nep&#345;&#237;mo) c&#237;l&#237; na hlavn&#237;ho mutovan&#233;ho pachatele v&#283;t&#353;iny p&#345;&#237;pad&#367; tohoto smrteln&#283; z&#225;ke&#345;n&#233;ho onemocn&#283;n&#237;. Klinick&#233; testov&#225;n&#237; vedlo u pacient&#367; s pokro&#269;il&#253;m onemocn&#283;n&#237;m ke zdvojn&#225;soben&#237; doby p&#345;e&#382;it&#237;. I p&#345;es vedlej&#353;&#237; &#250;&#269;inky v podob&#283; vyr&#225;&#382;ky nebo pr&#367;jm&#367;, se l&#233;&#269;ba nov&#253;m l&#233;kem pojila s m&#233;n&#283; z&#225;va&#382;n&#253;mi zdravotn&#237;mi komplikacemi ne&#382; standardn&#237; l&#233;&#269;ba agresivn&#237;mi chemoterapeutiky. Spole&#269;nost, kter&#225; l&#233;k vyv&#237;j&#237;, nyn&#237; zah&#225;jila f&#225;zi p&#345;ezkumu p&#345;ipravenosti l&#233;ku pro uveden&#237; do praxe a pl&#225;nuje &#382;&#225;dat o schv&#225;len&#237; l&#233;ku u americk&#233;ho &#218;&#345;adu pro kontrolu potravin a l&#233;&#269;iv a dal&#353;&#237;ch regula&#269;n&#237;ch org&#225;n&#367;. Proto&#382;e se jedn&#225; o pr&#367;lomovou terapii s v&#253;znamn&#253;m p&#345;&#237;nosem pro p&#345;e&#382;it&#237; a zkvalitn&#283;n&#237; &#382;ivota pacient&#367;, je pravd&#283;podobn&#233;, &#382;e z&#237;sk&#225; prioritu v po&#345;ad&#237; hodnocen&#237;. Tak se v&#353;ichni nadechn&#283;me a dr&#382;me p&#283;sti a&#357; to klapne co nejd&#345;&#237;v. Je to prvn&#237; krok sm&#283;rem k nov&#253;m efektivn&#283;j&#353;&#237;m terapi&#237;m a jednoho dne budeme snad um&#283;t tuhle nemoc nakopat v&#237;te kam.</span></p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou.</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k n&#283;mu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 5/26 - májová informační sprška]]></title><description><![CDATA[O hv&#283;zdn&#233;m prachu, prav&#283;k&#233;m &#382;ivot&#283;, vitam&#237;nech, aminokyselin&#225;ch a mnoh&#233;m dal&#353;&#237;m]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-526-majova-informacni</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-526-majova-informacni</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Sun, 31 May 2026 20:04:58 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!lPM6!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F366fa87d-f1a7-4fef-abc6-70b6cb6945bf_2160x1620.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>V&#225;&#382;en&#237; a mil&#237; &#269;ten&#225;&#345;i,</p><p>byla jsem se v posledn&#237;ch dnech nachyt&#345;it ve Stokholmu a mimojin&#233; jsem m&#283;la mo&#382;nost vid&#283;t fakt kr&#225;sn&#233; v&#253;hledy z letadla. Chv&#237;li to vypadalo, &#382;e to piloti vezmou zkratkou p&#345;es Restaurant na konci Vesm&#237;ru, tak jsem si u t&#233; p&#345;&#237;le&#382;itosti proklepla novinky z kosmick&#233;ho d&#283;n&#237;, kter&#253;mi otv&#237;r&#225;m m&#225;jov&#253; ob&#283;&#382;n&#237;k. A jak jsem tak brouzdala Vesm&#237;rem a restaura&#269;n&#237;m menu, narazila jsem na n&#283;kolik zapr&#225;&#353;en&#283;j&#353;&#237;ch v&#253;&#382;ivn&#253;ch studi&#237;, kter&#233; ov&#353;em stoj&#237; za pozornost. </p><p>P&#345;eji v&#225;m p&#345;&#237;jemn&#233; &#269;ten&#237; a d&#237;ky za v&#283;rnost!</p><p>PS: prvotn&#237; kresba mikroba s novinami byla jen skicou pro odleh&#269;en&#237;. Postupn&#283; mne &#269;&#237;m d&#225;l v&#237;c bavilo vym&#253;&#353;let dal&#353;&#237; a dal&#353;&#237;. No a kdy&#382; mi dnes dcera nahl&#237;&#382;ela p&#345;es rameno, prohl&#225;sila neboh&#233;ho mikroba ob&#283;&#382;n&#237;kov&#253;m maskotem a dala mu jm&#233;no. Nu&#382;e tedy, p&#345;edstavuji v&#225;m Benedikta. </p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, 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/__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img 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/__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><h5>Kosmick&#225; archeologie</h5><p>Slune&#269;n&#237; soustava, a spolu s n&#237; i na&#353;e mat&#269;i&#269;ka Zem&#283;, prol&#233;t&#225; ji&#382; n&#283;jak&#253; ten p&#225;tek ob&#345;&#237;m kosmick&#253;m pop&#237;lkem Lok&#225;ln&#237;ho mezihv&#283;zdn&#233;ho mra&#269;na (tj. &#345;&#237;dk&#233;ho oblaku plynu a prachu, kter&#253; budeme opou&#353;t&#283;t plus m&#237;nus za p&#225;r tis&#237;c let). Kde se pop&#237;lek vzal? Podle stop vz&#225;cn&#233; radioaktivn&#237; formy &#382;eleza vznikaj&#237;c&#237; p&#345;i exploz&#237;ch hv&#283;zd, kter&#233; na&#353;li v&#283;dci v geologick&#253;ch sedimentech star&#253;ch 40 000 let a posl&#233;ze i v antarktick&#233;m ledu star&#233;m 80 000 let to vypad&#225;, &#382;e na n&#225;s od chv&#237;le, kdy jsme do mezihv&#283;zdn&#233;ho mra&#269;na p&#345;ed des&#237;tkami tis&#237;c let vstoupili, <a href="https://journals.aps.org/prl/abstract/10.1103/nxjq-jwgp">pr&#353;&#237; hv&#283;zdn&#253; prach</a> . Mra&#269;no p&#345;itom obsahuje prom&#283;nlivou hustotu zm&#237;n&#283;n&#233;ho radioaktivn&#237;ho &#382;eleza, jak ukazuj&#237; jeho r&#367;zn&#225; mno&#382;stv&#237; ulo&#382;en&#225; v r&#367;zn&#283; star&#253;ch lokalit&#225;ch. A kdy&#382; mluv&#237;m o mno&#382;stv&#237;ch, tak to pros&#237;m nejsou vag&#243;ny, ale n&#283;kolik atom&#367; tu &#269;i onde. Tento v&#253;zkumn&#253; po&#269;in otev&#237;r&#225; cestu k detailn&#283;j&#353;&#237;mu mapov&#225;n&#237; na&#353;eho mezihv&#283;zdn&#233;ho sousedstv&#237; v &#269;ase. Jsem zv&#283;dav&#225;, co se dozv&#237;me p&#345;&#237;&#353;t&#283;. Ka&#382;dop&#225;dn&#283; - d&#225;vajete si pozor na to, co si p&#345;ejete. Pad&#225; hv&#283;zda a dlouho je&#353;t&#283; bude.</p><p>*</p><p>Koneckonc&#367;, padaj&#237;c&#237; vesm&#237;rn&#233; trosky a t&#283;lesa m&#283;ly na &#382;ivota na Zemi jak v&#237;te nemal&#253; vliv. Hv&#283;zdn&#253; prach s na&#353;imi &#382;ivoty zd&#225; se v&#237;ce nezam&#225;v&#225;, ale v zemsk&#233; kronice je n&#283;kolik v&#253;razn&#253;ch dopad&#367; podtr&#382;eno &#269;ervenou propiskou. Odhl&#233;dn&#283;me od dinokalypsy a pod&#237;vejme se na druhou stranu asteroidov&#233; mince - jejich <a href="https://www.nature.com/articles/s43247-026-03206-7">dopady na Zemi pravd&#283;podobn&#283; p&#345;isp&#283;ly k nastartov&#225;n&#237; produkce kysl&#237;ku</a>. V jihokorejsk&#233;m kr&#225;teru Hapcheon objevili v&#283;dci stromatolity: vrstven&#233; skaln&#237; struktury vybudovan&#233; prad&#225;vn&#253;mi mikroorgasnimy v&#269;etn&#283; sinic, kter&#233; uvol&#328;uj&#237; kysl&#237;k jako odpadn&#237; produkt fotosynt&#233;zy. Dopady asteroid&#367; spojen&#233; s masivn&#237;m uvoln&#283;n&#237;m tepla a roztaven&#237;m okoln&#237;ch hornin mohly podle autor&#367; studie vytv&#225;&#345;et tepl&#225; miner&#225;ln&#283; bohat&#225; jez&#237;rka - ide&#225;ln&#237; &#250;to&#269;i&#353;t&#283; pro ran&#253; fotosyntetizuj&#237;c&#237; &#382;ivot. Anal&#253;za stromatolit&#367; uk&#225;zala jak obsah mimozemsk&#233;ho materi&#225;lu, tak p&#345;&#237;tomnost hornin okoln&#237;ho podlo&#382;&#237; a z&#225;rove&#328; i vliv hork&#233; vody.</p><p>Objev stromatolit&#367; v kr&#225;teru by mohl pomoci l&#233;pe porozum&#283;t tzv. Velk&#233; oxida&#269;n&#237; ud&#225;losti (nebo-li <a href="https://cs.wikipedia.org/wiki/Velk%C3%A1_kysl%C3%ADkov%C3%A1_katastrofa">Velk&#233; kysl&#237;kov&#233; katastrof&#283;</a>), kdy se p&#345;ed cca 2-2,4 miliardami let v&#253;razn&#283; zm&#283;nily hladiny kysl&#237;ku v zemsk&#233; atmosf&#233;&#345;e. Z&#225;rove&#328; to st&#225;&#269;&#237; u&#269;en&#233; pohledy i k Marsu, kter&#253; mohl za sv&#253;ch mlad&#253;ch let obsahovat podobn&#233; kr&#225;tery zapln&#283;n&#233; vodou. A p&#345;esn&#283; v t&#283;chto nyn&#237; ji&#382; pust&#253;ch kr&#225;terech bychom pr&#253; m&#283;li hledat stopy d&#225;vn&#233;ho mikrobi&#225;ln&#237;ho &#382;ivota rud&#233; planety.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h4>Co mi uteklo aneb zespodu &#353;upl&#237;ku</h4><h5><strong>Norm&#225;ln&#237; nemus&#237; znamenat optim&#225;ln&#237;</strong></h5><p>V&#353;ichni to zn&#225;me - krevn&#237; rozbory a v nich referen&#269;n&#237; hladiny &#345;&#237;kaj&#237;c&#237;, zda pacient &#8220;pro&#353;el/nepro&#353;el&#8221;. Posuzovat v&#353;ak tyto hladiny bez kontextu nen&#237; dobr&#253; n&#225;pad, jak ukazuje nap&#345;. studie vitaminu B12 u zdrav&#253;ch star&#353;&#237;ch dosp&#283;l&#253;ch (v pr&#367;m&#283;ru 71 let), jejich&#382; hladiny B12 byly v norm&#225;ln&#237;m rozmez&#237;, ale m&#237;rn&#283; sn&#237;&#382;en&#233;. Tito lid&#233; po bli&#382;&#353;&#237;m zkoum&#225;n&#237; vykazovali pomalej&#353;&#237; my&#353;len&#237;, zpo&#382;d&#283;n&#233; zrakov&#233; zpracov&#225;v&#225;n&#237; vjem&#367; a drobn&#225; po&#353;kozen&#237; b&#237;l&#233; hmoty mozku (tedy komunika&#269;n&#237; s&#237;t&#283; mozku). Definovan&#225; norm&#225;ln&#237; hladina vitaminu B12 tedy nen&#237; u star&#353;&#237;ch dosp&#283;l&#253;ch optim&#225;ln&#237; pro zdrav&#237; jejich mozku a vede k jeho postupn&#233;mu &#250;padku. Lid&#233; vybran&#237; do studie p&#345;itom nebyli diagnostikov&#225;ni s demenc&#237; ani kognitivn&#237;mi poruchami, jen m&#283;li hladiny vitaminu B12 na spodn&#237; hranici &#8220;norm&#225;ln&#237;ho&#8221; rozmez&#237;. P&#345;esto po jejich bli&#382;&#353;&#237;m vy&#353;et&#345;en&#237; byly patrny &#269;asn&#233; funk&#269;n&#237; zm&#283;ny v nervov&#233;m syst&#233;mu. Co je norm&#225;ln&#237; hladinou pro mlad&#233; lidi nen&#237; nutn&#283; norm&#225;ln&#237; hladinou pro lidi star&#233;, u nich&#382; se s v&#283;kem zhor&#353;uje vst&#345;eb&#225;v&#225;n&#237; vitaminu  B12. V&#283;dci tak upozor&#328;uj&#237; na <a href="https://pubmed.ncbi.nlm.nih.gov/39927551/">nutnost revize sou&#269;asn&#253;ch doporu&#269;en&#237; a zaveden&#237; sledov&#225;n&#237; nejen hladiny vitaminu B12</a>, ale i funk&#269;n&#237;ch biomarker&#367; pro rychlej&#353;&#237; a d&#345;&#237;v&#283;j&#353;&#237; intervenci a prevenci kognitivn&#237;ch poruch <strong>u ohro&#382;en&#253;ch skupin</strong>. V&#253;&#353;e psan&#233; se net&#253;k&#225; jen star&#253;ch lid&#237;, ale i vegetari&#225;n&#367; a vegan&#367;. Z&#225;rove&#328; se to d&#225; vzt&#225;hnout na rozbory krve obecn&#283; - norm&#225;ln&#237; je&#353;t&#283; nemus&#237; nutn&#283; znamenat optim&#225;ln&#237;. &#268;&#237;sla a &#353;katulky se hod&#237; pro finan&#269;&#225;k, ale &#382;iv&#233; biologick&#233; syst&#233;my v&#225;m na graf&#237;ky a &#269;&#237;sla ve sloupe&#269;c&#237;ch ka&#353;lou. Pot&#345;ebuj&#237; b&#253;t l&#233;&#269;eny v kontextu.</p><p>PS: sim v&#225;s, nen&#237; to o tom, &#382;e do sebe te&#271; v&#353;ichni za&#269;neme klopit B12 po hrstech, ok? Vy&#353;&#353;&#237; hladiny B12 taky nejsou v po&#345;&#225;dku a byly spojeny s vy&#353;&#353;&#237;m v&#253;skytem biomarkeru spojen&#253;m s neurodegenerac&#237;, tak&#382;e pi&#225;nko. Je to o tom, &#382;e syst&#233;mov&#283; to nen&#237; nastaveno dob&#345;e a bude se s t&#237;m muset n&#283;co ud&#283;lat. A taky o tom, &#382;e pro raz&#237;tko &#8220;zcela zdr&#225;v&#8221; nesta&#269;&#237; jen pohled na pap&#237;r z laborky.  </p><p>*</p><p>A te&#271; si d&#225;me pohled na druhou stranu stupnice a mrkneme se na vy&#353;&#353;&#237; hladiny vitaminu D u lid&#237; ve st&#345;edn&#237;m v&#283;ku (tj. 30-40 let). Oproti kontroln&#237; skupin&#283; m&#283;li tito lid&#233; po 16 letech od za&#269;&#225;tku studie <a href="https://www.neurology.org/doi/10.1212/WN9.0000000000000057">ni&#382;&#353;&#237; hladiny biomarkeru spojen&#233;ho s rozvojem demence</a>. Pozor, nejedn&#225; se o d&#367;kaz, &#382;e vitamin D p&#345;&#237;mo sni&#382;uje hladinu onoho biomarkeru nebo riziko demence - v&#253;sledky studie pouze ukazuj&#237; na vztah vitaminu D a vitality mozku v pozd&#283;j&#353;&#237;m v&#283;ku. Mechanismy a detailn&#283;j&#353;&#237; informace zat&#237;m nev&#237;me, studie m&#283;la &#345;adu omezen&#237; a je nutn&#253; dal&#353;&#237; v&#253;zkum, nicm&#233;n&#283; jej&#237; v&#253;sledky zapadaj&#237; do dosud nasb&#237;ran&#253;ch v&#253;zkumn&#253;ch dat jin&#253;mi v&#283;deck&#253;mi skupinami. Vitamin D pravd&#283;podobn&#283; poskytuje jistou ochranu p&#345;ed ukl&#225;d&#225;n&#237;m rizikov&#253;ch molekul v mozkov&#233; tk&#225;ni. Co ale v&#237;me s jistotou je to, &#382;e m&#225;me vitaminu D v na&#353;em podnebn&#233;m kancel&#225;&#345;sk&#233;m p&#225;su po &#269;ertech m&#225;lo. Hl&#237;d&#225;te si ho? Va&#353;e zdrav&#237; v&#225;m pod&#283;kuje.</p><p>*</p><h5><strong>A zase ta strava&#8230;</strong></h5><p>&#128161; Aminokyselina cystein, p&#345;irozen&#283; obsa&#382;en&#225; v potravin&#225;ch bohat&#253;ch na b&#237;lkoviny (maso, ml&#233;&#269;n&#233; v&#253;robky, lu&#353;t&#283;niny, o&#345;echy), m&#225; schopnost <a href="https://www.nature.com/articles/s41586-025-09589-5">nastartovat regenera&#269;n&#237; syst&#233;m st&#345;eva</a>. U my&#353;&#237; dok&#225;zala dieta bohat&#225; na cystein aktivovat imunitn&#237; bu&#328;ky, ty aktivovaly st&#345;evn&#237; kmenov&#233; bu&#328;ky bu&#328;ky a ty n&#225;sledn&#283; hoj&#237;c&#237; procesy po&#353;kozen&#233; st&#345;evn&#237; tk&#225;n&#283;. Popsan&#253; efekt byl omezen hlavn&#283; na tenk&#233; st&#345;evo, kde se vst&#345;eb&#225;v&#225; v&#283;t&#353;ina b&#237;lkovin z potravy. Cystein si na&#353;e t&#283;lo sice um&#237; v j&#225;trech vyrobit z aminokyseliny methioninu samo, ale p&#345;&#237;m&#253; p&#345;&#237;jem cysteinu v potrav&#283; m&#225; pro st&#345;evo siln&#283;j&#353;&#237; regenera&#269;n&#237; &#250;&#269;inek - vnit&#345;n&#283; tvo&#345;en&#253; cystein je z jater &#8220;rozv&#225;&#382;en&#8221; do cel&#233;ho t&#283;la, ten v potrav&#283; jde rovnou do st&#345;ev a ve v&#283;t&#353;&#237;m mno&#382;stv&#237;. V&#253;sledky studie, kter&#225; jako prvn&#237; identifikovala konkr&#233;tn&#237; &#382;ivinu schopnou p&#345;&#237;mo pos&#237;lit regeneraci st&#345;ev, by mohly pomoci vyvinout nov&#233; terapeutick&#233; postupy (nejen) pro onkologick&#233; pacienty trp&#237;c&#237; po&#353;kozen&#237;m st&#345;ev v d&#367;sledku l&#233;&#269;by. Te&#271; v&#283;dci pokra&#269;uj&#237; ve v&#253;zkumu vlivu cysteinu na r&#367;st vlasov&#253;ch folikul&#367;.</p><p>*</p><p>Jin&#225; aminokyselina, <a href="https://www.nature.com/articles/s41556-025-01799-3">leucin, hraje roli v podpo&#345;e funkce mitochondri&#237; </a>- bun&#283;&#269;n&#253;ch elektr&#225;ren produkuj&#237;c&#237;ch energii na m&#237;ru aktu&#225;ln&#237;m pot&#345;eb&#225;m bu&#328;ky. Dlouho se nev&#283;d&#283;lo, jak &#382;iviny proces produkce energie ovliv&#328;uj&#237;. Dle v&#283;dc&#367; leucin chr&#225;n&#237; kl&#237;&#269;ov&#233; b&#237;lkoviny zapojen&#233; do bun&#283;&#269;n&#233;ho energetick&#233;ho metabolismu p&#345;ed rozkladem. Umo&#382;&#328;uje tak mitochondri&#237;m efektivn&#283;ji a rychleji vyr&#225;b&#283;t energii v dob&#225;ch zv&#253;&#353;en&#253;ch energetick&#253;ch po&#382;adavk&#367; t&#283;la. Narozd&#237;l od cysteinu si t&#283;lo leucin nedok&#225;&#382;e samo vyrobit (jedn&#225; se o tzv. esenci&#225;ln&#237; aminokyselinu) a mus&#237;me jej tedy p&#345;ij&#237;mat v potrav&#283; bohat&#233; na b&#237;lkoviny (nejste-li maso&#382;ravci, s&#225;hn&#283;te t&#345;eba po &#269;o&#269;ce). Nejv&#237;ce je leucin spojov&#225;n se zdrav&#237;m sval&#367;, jeho role v energetick&#233;m metabolismu nen&#237; je&#353;t&#283; tak dob&#345;e prob&#225;dan&#225;, ale po&#269;&#237;t&#225; se s n&#237;m jako s mo&#382;n&#253;m &#269;lenem terapeutick&#233;ho ans&#225;mblu u n&#225;dor&#367; nebo kardiometabolick&#253;ch nemoc&#237;.</p><p>Jak vid&#237;te, &#382;iviny jsou mnohdy v&#237;ce ne&#382; jen palivo &#269;i stavebn&#237; materi&#225;l. Tak&#382;e a&#382; p&#345;&#237;&#353;t&#283; uk&#225;&#382;e va&#353;e mlsn&#225; slina na bal&#237;&#269;ek chips&#367; v kredenci, zamyslete se nad t&#237;m, zda jste sv&#233;mu t&#283;lu p&#345;edt&#237;m dodali dostatek prosp&#283;&#353;n&#253;ch potravin ne&#382; zvol&#225;te &#8220;Palm&#225;&#269;i, vol&#237;m si tebe!&#8221;. H&#345;e&#353;it je fajn, bez toho by byl &#382;ivot nuda, ale nezapom&#237;nejte, &#382;e t&#283;lo je v&#225;&#353; chr&#225;m - chcete m&#237;t rad&#353;i Sagradu nebo z&#225;du&#353;n&#237; chr&#225;m Amenhotepa III.?</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h4>St&#345;&#237;pky pozn&#225;mek </h4><p>&#127754; V&#283;dci u&#382; dok&#225;&#382;&#237; p&#345;esn&#283; popsat, <a href="https://www.science.org/doi/10.1126/sciadv.aea0652">pro&#269; se hladiny mo&#345;&#237; od roku 1960 zvy&#353;uj&#237; </a>a pro&#269; se tento jev st&#225;le zrychluje - m&#367;&#382;e za to kombo oteplov&#225;n&#237; oce&#225;n&#367; (odpov&#237;d&#225; za 43 % n&#225;r&#367;stu) spojen&#233; s rozta&#382;nost&#237; vody, taj&#237;c&#237; ledovce a pol&#225;rn&#237; ledov&#233; &#353;t&#237;ty, plus zm&#283;ny z&#225;sob vody na sou&#353;i (p&#345;ehrady, t&#283;&#382;ba podzemn&#237; vody, vyu&#382;&#237;v&#225;n&#237; p&#367;dy). Tento trend bude d&#225;le pokra&#269;ovat, i kdyby se emise sklen&#237;kov&#253;ch plyn&#367; poda&#345;ilo stabilizovat, proto&#382;e spu&#353;t&#283;n&#233; oteplovac&#237; procesy maj&#237; obrovskou setrva&#269;nost.</p><p>&#127859; V mnoha ka&#382;dodenn&#283; ba&#353;t&#283;n&#253;ch j&#237;dlech, zejm&#233;na v t&#283;ch grilovan&#253;ch/pe&#269;en&#253;ch/uzen&#253;ch/sma&#382;en&#253;ch, se mohou vyskytovat potenci&#225;ln&#283; karcinogenn&#237; chemick&#233; l&#225;tky. V&#283;dci vyvinuli novou rychlej&#353;&#237;, levn&#283;j&#353;&#237; a efektivn&#283;j&#353;&#237; <a href="https://link.springer.com/article/10.1007/s10068-025-01910-2">metodu jejich detekce</a> je&#353;t&#283; p&#345;edt&#237;m, ne&#382; se v&#225;m dostanou na st&#367;l &#269;i do lednic. St&#225;le plat&#237; star&#233; zn&#225;m&#233;: pestrost, pestrost, pestrost!</p><p>&#129504; &#381;eny maj&#237; vy&#353;&#353;&#237; riziko vzniku Alzheimerovy choroby a jin&#253;ch forem demence ne&#382; mu&#382;i (v USA p&#345;ipad&#225; &#8532; p&#345;&#237;pad&#367; t&#283;chto nemoc&#237; na &#382;eny) - dle v&#283;dc&#367; z&#345;ejm&#283; mohou b&#283;&#382;n&#233; rizikov&#233; faktory spojen&#233; s demenc&#237; <a href="https://link.springer.com/article/10.1186/s13293-026-00908-7">po&#353;kozovat mozky &#382;en v&#253;razn&#283; siln&#283;ji, ne&#382; je tomu u mu&#382;&#367;</a>. Mnoh&#233; z nich lze p&#345;itom ovlivnit zdravotn&#237; p&#233;&#269;&#237; nebo zm&#283;nou &#382;ivotn&#237;ho stylu. Mezi analyzovan&#233; rizikov&#233; faktory prob&#283;hl&#233; studie byly zahrnuty: &#250;rove&#328; dosa&#382;en&#233;ho vzd&#283;l&#225;n&#237; (ni&#382;&#353;&#237; vzd&#283;l&#225;n&#237; je pova&#382;ov&#225;no za rizikov&#253; faktor pozd&#283;j&#353;&#237;ho kognitivn&#237;ho poklesu), ztr&#225;ta sluchu, kou&#345;en&#237;, konzumace alkoholu, obezita, deprese, m&#225;lo pohybu, hypertenze, diabetes a dal&#353;&#237; kardiometabolick&#233; stavy. V&#283;dci zjistili, &#382;e na n&#283;kter&#233; z t&#283;chto faktor&#367; jsou &#382;eny v&#253;razn&#283; citliv&#283;j&#353;&#237; ne&#382; mu&#382;i - hlavn&#283; na ty souvisej&#237;c&#237; se zdrav&#237;m srdce a metabolismem. Proto studii uzav&#237;raj&#237; doporu&#269;en&#237;m, aby byla prevence v&#237;ce orientovan&#225; na konkr&#233;tn&#237;ho pacienta s ohledem na pohlav&#237; a zejm&#233;na u &#382;en se zam&#283;&#345;ila na l&#233;&#269;bu deprese, podporu pohybu a kontrolu kardiometabolick&#233;ho zdrav&#237;. Pokra&#269;uj&#237;c&#237; v&#253;zkumy se p&#225;traj&#237; po objasn&#283;n&#237; p&#345;&#237;&#269;in t&#283;chto odli&#353;n&#253;ch reakc&#237;. V hled&#225;&#269;ku jsou samoz&#345;ejm&#283; pohlavn&#237; hormony, ale i genetick&#233; rozd&#237;ly, nerovn&#253; p&#345;&#237;stup ke vzd&#283;l&#225;n&#237; a zdravotn&#237; p&#233;&#269;i.</p><p>&#129430; Taky v&#225;m v&#382;dy vrtalo hlavou, pro&#269; m&#225; <em>T. rex</em> tak mal&#233; paci&#269;ky? Podle nov&#233; studie za t&#237;m v&#283;z&#237; jeho velk&#225; hlava, kter&#225; se stala natolik ultim&#225;tn&#237;m loveck&#253;m n&#225;strojem, &#382;e horn&#237; kon&#269;etiny za&#269;aly b&#253;t tak n&#283;jak zbyte&#269;n&#233;. Jedn&#225; se o jev zaznamenan&#253; u v&#237;ce skupin dinosaur&#367; - zkr&#225;tka, <a href="https://royalsocietypublishing.org/rspb/article/293/2071/20260528/481779/Drivers-and-mechanisms-of-convergent-forelimb">&#269;&#237;m v&#283;t&#353;&#237; hlava (a kousnut&#237;), t&#237;m men&#353;&#237; packy</a>. N&#283;kdy je ta evoluce p&#283;kn&#283; nef&#233;r. A vid&#283;li jste u&#382; <em>Carnotaura</em>? Ten by si s <em>T. rexem</em> mohl podat ruce. Oh, wait&#8230;</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou.</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k n&#283;mu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 4/26 - dubnové postřehy]]></title><description><![CDATA[O prehistorick&#253;ch zaj&#237;mavostech, j&#237;dle, mikrobi&#225;ln&#237;ch baterk&#225;ch a mnoh&#233;m dal&#353;&#237;m]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-426-dubnove-postrehy</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-426-dubnove-postrehy</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Fri, 01 May 2026 20:04:23 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!9uyr!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4f4a134f-e43b-4ff3-bf09-164613ac8675_2160x1620.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>V&#225;&#382;en&#237; a mil&#237; &#269;ten&#225;&#345;i,</p><p>zdrav&#237;m v&#225;s z Novohradsk&#253;ch hor, kam jsem se v&#269;era p&#345;esunula z ruchu a sp&#283;chu velkom&#283;sta k beltainov&#233;mu rozj&#237;m&#225;n&#237;. Obe&#382;n&#237;k k v&#225;m tak pos&#237;l&#225;m o den pozd&#283;ji, snad mi to prominete. Cht&#283;la jsem v&#225;m do n&#283;j je&#353;t&#283; p&#345;ipsat n&#283;kolik novinek, kter&#233; mi v posledn&#237;ch dnech cvrnkly do nosu. U&#382;ijte si kr&#225;sn&#253; prodlou&#382;en&#253; v&#237;kend a&#357; jste, kde jste, a k &#269;etb&#283; si dop&#345;ejte i n&#283;jakou tu zelenou proch&#225;zku.</p><p>P&#345;eji v&#225;m p&#345;&#237;jemn&#233; &#269;ten&#237; a d&#237;ky za v&#283;rnost!</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" 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/__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9uyr!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4f4a134f-e43b-4ff3-bf09-164613ac8675_2160x1620.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9uyr!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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/__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><h5><strong>Evolu&#269;n&#237; chu&#357;ovky a zlomov&#253; v&#253;hled</strong></h5><p>&#129430; Scotty m&#225; c&#233;vy, &#243;, my se m&#225;me! Kdo je Scotty? <em>Tyranosaurus rex</em>, kter&#233;ho objevili v Kanad&#283; v roce 1991 (jenom vykopat ho a d&#225;t do pucu trvalo a&#382; do roku 2019). Jedn&#225; se o nejv&#283;t&#353;&#237; a z&#225;rove&#328; i nejstar&#353;&#237; a nejkompletn&#283;j&#353;&#237; dosud objevenou fosilii <em>T. rexe</em> (v&#237;ce o Scottym se do&#269;tete <a href="https://anatomypubs.onlinelibrary.wiley.com/doi/10.1002/ar.24118">tu</a>, jednodu&#353;eji a v &#269;e&#353;tin&#283; pak <a href="https://cs.wikipedia.org/wiki/Scotty_(Tyrannosaurus)">tu</a>). V roce 2022 objevili v&#283;dci zachovanou s&#237;&#357; c&#233;v v jeho &#269;&#225;ste&#269;n&#283; zhojen&#233;m zlomen&#233;m &#382;ebru a od t&#233; doby nad nimi (a celkov&#283; nad biologi&#237; tohoto n&#283;kolik des&#237;tek milion&#367; let star&#233;ho krasavce) b&#225;daj&#237;. Ne, st&#225;le nem&#225;me dinosau&#345;&#237; DNA, tak&#382;e na proch&#225;zky v Jursk&#233;m parku mus&#237;te po&#345;&#225;d do kina. Zato te&#271; m&#225;me <a href="https://www.nature.com/articles/s41598-025-06981-z">informace o zp&#367;sobu hojen&#237; jejich prastar&#253;ch c&#233;v z&#237;skan&#233; modern&#237;mi zobrazovac&#237;mi technikami</a>. V&#283;t&#353;ina na&#353;ich dosavadn&#237;ch v&#283;domost&#237; o dinosaurech vych&#225;z&#237; z dat sesb&#237;ran&#253;ch v&#253;zkumem jejich zkamen&#283;l&#253;ch kost&#237; a zub&#367;, co&#382; p&#345;edstavuje &#382;alostn&#283; omezen&#253; pohled na to, jak skute&#269;n&#283; &#382;ili. D&#237;ky kombinovan&#233; pr&#225;ci fyzik&#367; a paleontolog&#367; se n&#225;m te&#271; otev&#345;ely dve&#345;e ke studiu hojiv&#253;ch proces&#367; a strategie p&#345;e&#382;it&#237; velk&#253;ch drav&#253;ch dinosaur&#367;, a navrch k tomu z&#237;skan&#233; informace m&#367;&#382;eme srovnat s jin&#253;mi druhy dinosaur&#367; a jejich sou&#269;asn&#253;mi p&#345;&#237;buzn&#253;mi. Encyklopedie se t&#237;m p&#225;dem zase o tro&#353;ku nafouknu, co&#382; zajist&#233; pot&#283;&#353;&#237; rodi&#269;e &#269;ty&#345;let&#253;ch dinosaurolog&#367;.</p><p>*</p><p>&#129425; Odhl&#233;dn&#283;me od prehistorick&#253;ch vl&#225;dc&#367; suchozemsk&#233; &#269;&#225;sti sv&#283;ta a mrkn&#283;me se na to, kdo (mo&#382;n&#225;) kraloval oce&#225;n&#367;m. Vzpomn&#283;li jste si te&#271; na &#382;raloky a megalodony? Mno tak si ment&#225;ln&#237; obraz zaost&#345;ete sp&#237;&#353;e na chobotnice a krakeny. V&#283;dci z <em>Hokkaido University</em> na z&#225;klad&#283; v&#253;zkumu fosiln&#237;ch &#269;elist&#237; do&#353;li k z&#225;v&#283;ru, &#382;e p&#345;edci sou&#269;asn&#253;ch plach&#253;ch hlavono&#382;c&#367; pat&#345;ili mezi <a href="https://www.science.org/doi/10.1126/science.aea6285">gigantick&#233; inteligentn&#237; vrcholov&#233; pred&#225;tory vl&#225;dnouc&#237; oce&#225;n&#367;m spolu s velk&#253;mi obratlovci</a>. Jejich v&#253;zkum byl dosud obt&#237;&#382;n&#253;, proto&#382;e m&#283;kk&#233; tk&#225;n&#283; chobotnic se jen z&#345;&#237;dka zachovaj&#237; v podob&#283; fosili&#237;, tak se v&#283;dci zam&#283;&#345;ili na hled&#225;n&#237; fosili&#237; jejich &#269;elist&#237;, kter&#233; m&#283;ly nejv&#283;t&#353;&#237; &#353;anci p&#345;e&#382;&#237;t miliony let do sou&#269;asnosti. Pomoc&#237; modern&#237;ch zobrazovac&#237;ch technik spojen&#253;ch s modelem um&#283;l&#233; inteligence se jim poda&#345;ilo objevit v Japonsku a na ostrov&#283; Vancouver fosilie &#269;elist&#237; chobotnic z obdob&#237; pozdn&#237; k&#345;&#237;dy (tedy tak 100-72 milion&#367; let nazp&#283;t). Jejich studiem zjistili, &#382;e tito rozko&#353;n&#237; tvorov&#233; dor&#367;stali cca 20 metr&#367;, &#269;&#237;m&#382; by p&#345;ed&#269;ili pravd&#283;podobn&#283; i velikost tehdej&#353;&#237;ch mo&#345;sk&#253;ch dinosaur&#367;, dle m&#237;ry opot&#345;eben&#237; &#269;elist&#237; byli ne&#269;ekan&#283; agresivn&#237; a preference jedn&#233; strany &#269;elisti (spojovan&#225; obecn&#283; s pokro&#269;ilou funkc&#237; mozku) nazna&#269;uje komplexn&#237; inteligentn&#237; chov&#225;n&#237;. A tak, mil&#237; &#269;ten&#225;&#345;i, legendu o obratlovc&#237;ch jako vl&#225;dc&#237;ch prastar&#253;ch mo&#345;sk&#253;ch hlubin st&#345;&#237;d&#225; lovecraftovsk&#253; horor.</p><p>*<br>&#127757; Rozpadne se n&#225;m Afrika. Doslova. Pod Turkansk&#253;m riftem v oblasti V&#253;chodoafrick&#233; propadliny se postupn&#283; a nevratn&#283; zten&#269;uje zemsk&#225; k&#367;ra (te&#271; m&#225; cca 13 km) a za p&#225;r milion&#367; let bude z v&#253;chodu Afriky nov&#253; kontinent odd&#283;len&#253; od zbytku Afriky nov&#253;m oce&#225;nem. V&#253;chodoafrick&#225; propadlina se t&#225;hne od S&#253;rie a&#382; po Mosambik, turkansk&#225; oblast zab&#237;r&#225; cca 500 km a putuje nap&#345;&#237;&#269; Ke&#328;ou a Etiopi&#237;. Je bohat&#225; na ran&#233; lidsk&#233; fosilie a intenzivn&#237; vulkanickou &#269;innost. Oproti p&#345;edchoz&#237;m p&#345;edpoklad&#367;m, &#382;e to nen&#237; tak tenk&#233;, aby se to rozpadlo, nyn&#237; v&#283;dci do&#353;li <a href="https://www.nature.com/articles/s41467-026-71663-x">po anal&#253;ze nov&#253;ch seismick&#253;ch dat a jejich dopln&#283;n&#237; dal&#353;&#237;mi zobrazovac&#237;mi metodami </a>k z&#225;v&#283;ru, &#382;e zten&#269;en&#237; v dan&#233; oblasti je mnohem v&#283;t&#353;&#237; ne&#382; se myslelo. Nepropadejte panice, tento proces za&#269;al cca p&#345;ed 45 miliony let a &#345;adu milion&#367; let je&#353;t&#283; potrv&#225;. Jen u&#382; jsme za bodem n&#225;vratu a k tomu zlomu prost&#283; jednou dojde. Co&#382; neplat&#237; o v&#353;ech p&#345;&#237;kopech a propadlin&#225;ch na sv&#283;t&#283;. V&#283;dci jsou nicm&#233;n&#283; nad&#353;en&#237; z toho, &#382;e mohou studovat tuto kl&#237;&#269;ovou f&#225;zi tektonick&#233; evoluce v p&#345;&#237;m&#233;m p&#345;enosu.  </p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>&#8220;Jste to, co j&#237;te&#8230; a to, co sn&#283;dlo, to, co j&#237;te&#8221; ~ Aggie Lal</strong></h5><p>&#129746; U lid&#237; s prediabetem nen&#237; pro sn&#237;&#382;en&#237; zdravotn&#237;ch rizik tak d&#367;le&#382;it&#233; zhubnout, jako se <a href="https://www.nature.com/articles/s41591-025-03944-9">zam&#283;&#345;it na p&#345;erozd&#283;len&#237; t&#283;lesn&#233;ho tuku pomoc&#237; c&#237;len&#233; zm&#283;ny &#382;ivotn&#237;ho stylu</a> (nap&#345;. st&#345;edomo&#345;sk&#253; styl j&#237;deln&#237;&#269;ku bohat&#253; na ryby, olivy a o&#345;echy, &#269;i pravideln&#233; vytrvalostn&#237; cvi&#269;en&#237;). Ne v&#353;echen tuk m&#225; toti&#382; stejn&#253; vliv na zdrav&#237;, a rozl&#237;tanou hladinu cukru v krvi si m&#367;&#382;ete vr&#225;tit do norm&#225;lu i bez nutnosti ztr&#225;ty v&#225;hy. Nechci tvrdit, &#382;e by zhubnut&#237; nebyl dobr&#253; n&#225;pad, jen nemus&#237; b&#253;t diety jedinou cestou, jak pomoci sv&#233;mu t&#283;lu od z&#225;t&#283;&#382;e. Mnohdy je obt&#237;&#382;n&#283; dosa&#382;iteln&#233;, zvl&#225;&#353;t&#283; pokud se k tomu poj&#237; dal&#353;&#237; zdravotn&#237; probl&#233;my.</p><p>*</p><p>&#127853; Slep&#233; z&#225;kazy bez kontextu a pochopen&#237; mechanism&#367; nefunguj&#237;. Tak to bylo, je a bude. P&#345;&#237;kladem budi&#382; studie, kter&#225; popisuje, &#382;e doporu&#269;en&#237; zdravotn&#237;ch organizac&#237; t&#253;kaj&#237;c&#237; se <a href="https://www.sciencedirect.com/science/article/pii/S0002916525005921?via%3Dihub">vy&#345;azen&#237; &#269;i omezen&#237; sladkost&#237; na na&#353;em tal&#237;&#345;i nevede k tomu, &#382;e bychom na sladk&#233; nem&#283;li chu&#357; a ani se n&#225;m nijak z&#225;vratn&#283; nezlep&#353;&#237; zdrav&#237;</a>. Je to z&#225;hada? Nikoli. T&#283;lo pot&#345;ebuje energii, cukry jsou nejrychlej&#353;&#237; a jsou po ruce. Pokud n&#225;&#353; tal&#237;&#345; neobsahuje dostate&#269;n&#233; zdroje energie, &#382;ivin a stavebn&#237;ch l&#225;tek, tak na&#353;e t&#283;lo nebude pracovat dob&#345;e a&#357; u&#382; s rychl&#253;mi cukry nebo bez nich. Kdy&#382; naopak t&#283;lu dod&#225;te dostate&#269;n&#233; mno&#382;stv&#237; b&#237;lkovin, zdrav&#253;ch tuk&#367;, vl&#225;kniny a slo&#382;it&#253;ch sacharid&#367;, tak si na sladk&#233; samo od sebe &#269;asem ani nevzpomene. Maxim&#225;ln&#283; kdy&#382; p&#367;jdete kolem st&#225;nku se zmrzlinou. Sim v&#225;s, a kdy&#382; u&#382;, tak poctivou smetanovou, kter&#225; d&#237;ky obsahu tuku nerozk&#253;v&#225; va&#353;i glykemii tak, jako sorbet. A ne &#353;moulovou&#8230;</p><p>*<br>&#127839; O tom, &#382;e jsou ultrazpracovan&#233; potraviny zdravotn&#283; fujky, jsem v&#225;m tady u&#382; psala n&#283;kolikr&#225;t. Do ruky mi p&#345;i&#353;la <a href="https://www.jacc.org/doi/10.1016/j.jacadv.2025.102516">nov&#225; studie</a> ukazuj&#237;c&#237; mo&#382;nost n&#225;r&#367;stu rizika infarktu a mrtvice a&#382; o neuv&#283;&#345;iteln&#253;ch 67 % u lid&#237; holduj&#237;c&#237;ch chips&#367;m, slazen&#253;m n&#225;poj&#367;m, sn&#237;da&#328;ov&#253;m cere&#225;li&#237;m, mra&#382;en&#253;m hotovk&#225;m, zpracovan&#233;mu masu a dal&#353;&#237;m &#269;len&#367;m rodiny Rychle a slazen&#283;/zma&#353;t&#283;n&#283;. &#268;&#237;m v&#237;ce t&#283;chto chu&#357;ovek do sebe l&#225;dujete, t&#237;m hor&#353;&#237; vyhl&#237;dky va&#353;e budouc&#237; j&#225; m&#225;. Ka&#382;d&#225; denn&#237; porce zvy&#353;uje zdravotn&#237; rizika o 5 %, dev&#283;t porc&#237; denn&#283; pak vedlo k v&#253;&#353;e zm&#237;n&#283;n&#233;mu n&#225;r&#367;stu rizika o 67 %. Sice nen&#237; tahle studie bez chyb a omezen&#237;, ale zapad&#225; do p&#345;edchoz&#237;ch v&#253;zkum&#367; proveden&#253;ch na toto t&#233;ma. Ne&#345;&#237;k&#225;m nejezte to - kdo si ob&#269;as r&#225;d nedop&#345;eje n&#283;jak&#233; to k&#345;upnut&#237;? &#344;&#237;k&#225;m jen: nejezte to pravideln&#283;. 80:20, oki?</p><p>*</p><p>&#129373; Chcete m&#237;t kr&#225;snou ple&#357;? Jezte ovoce a zeleninu bohatou na vitamin C - ide&#225;ln&#283; v mno&#382;stv&#237; takov&#233;m, abyste do sebe dostali cca 250 mg vitaminu C denn&#283;. To odpov&#237;d&#225; nap&#345;. dv&#283;ma kus&#367;m zlat&#233;ho kiwi. P&#345;esn&#283; s t&#237;mto plodem v&#283;dci po <a href="https://www.jidonline.org/article/S0022-202X(25)03509-2/fulltext">osm t&#253;dn&#367; prov&#225;d&#283;li studii vlivu p&#345;irozen&#283; se vyskytuj&#237;c&#237;ho vitaminu C na poko&#382;ku</a>. V&#253;sledky je samotn&#233; velice p&#345;ekvapily. Zjistili, &#382;e vitamin C z kiwi putuje krevn&#237;m ob&#283;hem do ka&#382;d&#233; vrstvy k&#367;&#382;e, posiluje produkci kolagenu a t&#237;m n&#225;r&#367;st tlou&#353;&#357;ky k&#367;&#382;e a pom&#225;h&#225; tak regeneraci pleti. Zevn&#237; vst&#345;eb&#225;v&#225;n&#237; vitaminu C z kr&#233;m&#367; zdaleka nen&#237; tak efektivn&#237;, jako jeho vnit&#345;n&#237; p&#345;&#237;jem. Hladiny vitaminu C v k&#367;&#382;i jsou p&#345;&#237;mo &#250;m&#283;rn&#233; hladin&#225;m vitaminu C v krvi. Efekt tohoto vitaminu na ko&#382;n&#237; zdrav&#237; byl mnohem v&#253;razn&#283;j&#353;&#237; oproti jeho efektu na ostatn&#237; org&#225;ny. Auto&#345;i studie jsou prvn&#237;m v&#283;deck&#253;m t&#253;mem, kter&#253; toto prok&#225;zal. T&#237;m, &#382;e je vitamin C rozpustn&#253; ve vod&#283;, se z t&#283;la dost&#225;v&#225; ven pom&#283;rn&#283; rychle, proto je nutn&#233; db&#225;t na pravideln&#253; denn&#237; p&#345;&#237;jem ide&#225;ln&#283; prost&#345;ednictv&#237;m pestr&#233; stravy.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h4>St&#345;&#237;pky pozn&#225;mek</h4><p>&#128161; Pamatujete si takov&#233; ty experimenty s bramborami, kter&#233; p&#345;i spr&#225;vn&#233;m propojen&#237; kovov&#253;ch ud&#283;l&#225;tek dok&#225;zaly rozsv&#237;tit &#382;&#225;rovku? No tak v&#283;dci to posunuli na dal&#353;&#237; level a vyvinuli palivov&#233; &#269;l&#225;nky poh&#225;n&#283;n&#233; zeminou. M&#237;sto klasick&#253;ch toxick&#253;ch materi&#225;l&#367; vyu&#382;&#237;vaj&#237; jako <a href="https://dl.acm.org/doi/10.1145/3631410">stabiln&#237; zdroj energie mikroby p&#345;irozen&#283; se vyskytuj&#237;c&#237;ch v p&#367;d&#283;</a>. K &#269;emu to bude dobr&#233;? Tohle &#345;e&#353;en&#237; bylo navr&#382;eno jako alternativa pro provoz podzemn&#237;ch senzor&#367; pou&#382;&#237;van&#253;ch v zem&#283;d&#283;lstv&#237; a k monitoringu &#382;ivotn&#237;ho prost&#345;ed&#237; (slo&#382;it&#283; se v nich vym&#283;&#328;uj&#237; rychle se vyb&#237;jej&#237;c&#237; toxick&#233; baterky, sol&#225;rn&#237; panely jsou pro tuto aplikaci nespolehliv&#233; a celkov&#225; &#250;dr&#382;ba je na pendrek). Testov&#225;n&#237; uk&#225;zalo, &#382;e ho lze pou&#382;&#237;vat v &#353;irok&#233; &#353;k&#225;le podm&#237;nek od such&#233; p&#367;dy a&#382; po zaplaven&#233; oblasti. Mikrobi&#225;ln&#237; palivov&#253; &#269;l&#225;nek si p&#345;edstavte jako klasickou baterii - anoda + katoda + elektrolyt. M&#237;sto na energii uvoln&#283;n&#233; z chemick&#253;ch reakc&#237; v&#353;ak jede na energii uvoln&#283;n&#233; p&#345;i rozkladu organick&#233; hmoty. Krom toho, &#382;e je tedy eko-bio, nav&#237;c oproti klasick&#253;m syst&#233;m&#367;m produkuje stabiln&#283;j&#353;&#237; energii a vydr&#382;&#237; teoreticky pracovat o 120 % d&#233;le. To &#345;ik&#225;m po&#345;&#225;d, &#382;e mikrobi jsou v&#283;t&#353;inov&#283; k&#225;mo&#353;i, ale patogeny maj&#237; holt lep&#353;&#237; PR. V&#253;zkum st&#225;le pokra&#269;uje, moment&#225;ln&#283; se &#345;e&#353;&#237; biodegradabilita. Prost&#283; kr&#225;sa st&#345;&#237;d&#225; n&#225;dheru a kdy&#382; eko, tak po&#345;&#225;dn&#283;. </p><p>PS: jako koncept existuj&#237; tyhle &#269;l&#225;nky u&#382; p&#345;es sto let, ale a&#382; te&#271; se je poda&#345;ilo vyladit tak, aby spolehliv&#283; fungovaly. </p><p>PPS: ne, m&#283;sto n&#225;m mikrobi nerozsv&#237;t&#237;. Zat&#237;m.</p><p>*</p><p>&#128066; Pro zlep&#353;en&#237; sluchu je dobr&#233; zav&#345;&#237;t o&#269;i, aby se odstranily ru&#353;iv&#233; vizu&#225;ln&#237; vjemy a mozek se tak mohl pln&#283; soust&#345;edit na naslouch&#225;n&#237; okol&#237;. Nebo &#382;e by ne? Jak se to vezme. Kdy&#382; se chceme soust&#345;edit na n&#283;jak&#253; zvuk, m&#367;&#382;e n&#225;m zav&#345;en&#237; o&#269;&#237; pomoci vyladit sluchadla za p&#345;edpokladu, &#382;e je kolem n&#225;s v&#237;ce m&#233;n&#283; ticho. Zav&#345;en&#237; o&#269;&#237; toti&#382; umo&#382;&#328;uje mozku zv&#253;&#353;it s&#237;lu filtrov&#225;n&#237; p&#345;&#237;choz&#237;ch zvuk&#367;, ale ne, pokud je na pozad&#237; p&#345;&#237;li&#353; mnoho hluku. <a href="https://pubs.aip.org/asa/jasa/article-abstract/159/3/2513/3383698/Visual-engagement-modulates-cortical-criticality?redirectedFrom=fulltext">V hlu&#269;n&#233; m&#237;stnosti naopak zav&#345;en&#237; o&#269;&#237; schopnost detekovat slab&#353;&#237; zvuky sni&#382;uje</a>. Zav&#345;en&#233; o&#269;i toti&#382; potla&#269;&#237; v&#353;echno, nejen ru&#353;i&#269;ky, ale i hledan&#253; zvuk. Otev&#345;en&#233; o&#269;i naopak pom&#225;haj&#237; ukotvit vn&#237;m&#225;n&#237; zvuk&#367; do vizu&#225;ln&#237;ho obrazu a vyost&#345;it tak celkov&#233; hled&#225;n&#237;. P&#345;edstavte si to jako hled&#225;n&#237; kom&#225;ra na rodinn&#233; oslav&#283;. Vy V&#205;TE, &#382;e ta mrcha tam n&#283;kde bzu&#269;&#237;, ale kdy&#382; teti&#269;ka &#381;ofka vypr&#225;v&#237; o d&#283;n&#237; v jej&#237;m sousedstv&#237; zbytku va&#353;ich zhrozen&#253;ch p&#345;&#237;buzn&#253;ch, tak v&#225;m k dopaden&#237; krvesaje pom&#367;&#382;e nejen zvuk, ale i jeho letov&#225; dr&#225;ha.</p><p>*<br>&#128694;&#8205;&#9792;&#65039; V&#237;ce krok&#367;, v&#237;ce adidas. Nebo sp&#237;&#353;e v&#237;ce let v kronice va&#353;eho &#382;ivota. Long story v &#269;&#237;slech: <a href="https://bjsm.bmj.com/content/58/5/261">72 000 &#250;&#269;astn&#237;k&#367; studie (v&#283;k pr&#367;m&#283;rn&#283; 61 let), necel&#253;ch 7 let, ide&#225;ln&#283; 9-10 000 krok&#367; denn&#283;, 40% sn&#237;&#382;en&#237; rizika &#250;mrt&#237;, 20% sn&#237;&#382;en&#237; rizika vzniku kardiovaskul&#225;rn&#237;ch chorob</a>. I krat&#353;&#237; proch&#225;zka okolo 4-4 500 krok&#367; denn&#283; um&#237; kompenzovat na&#353;e celodenn&#237; knedlen&#237; na sed&#237;nce v&#237;c, ne&#382; se d&#345;&#237;ve myslelo. Furt to nen&#237; ide&#225;ln&#237; zp&#367;sob &#382;ivota pro na&#353;e evoluc&#237; vylad&#283;n&#225; t&#283;la, ale jak se &#345;&#237;k&#225;: je to lep&#353;&#237; ne&#382; dr&#225;tem do oka. A jestli taky bydl&#237;te v panel&#225;kov&#233;m pekle s omezen&#253;m p&#345;&#237;stupem do zelen&#283;, m&#367;&#382;ete si k Netflixu po&#345;&#237;dit chod&#237;c&#237; p&#225;s. Funguje fajne i k Audiolibrixu nebo Audible.</p><p>*</p><p>&#128300; Virus Epstein-Barrov&#233; (EBV) p&#345;&#237;tomn&#253; zhruba v 95 % lidsk&#233; populace p&#345;edstavuje na jednu stranu b&#283;&#382;nou a ve v&#283;t&#353;in&#283; p&#345;&#237;pad&#367; asymptomatickou infekci, na druh&#233; stran&#283; se ov&#353;em m&#367;&#382;e rozvinout v mononukle&#243;zu, d&#283;l&#225; probl&#233;my po transplantac&#237;ch, je spojov&#225;n s rakovinou a nehezk&#253;mi chronick&#253;mi chorobami. Nen&#237; proti n&#283;mu vakc&#237;ny ani l&#233;ku. Zat&#237;m. V&#283;dc&#367;m se poda&#345;ilo vytvo&#345;it v my&#353;&#237;m modelu lidsk&#233; protil&#225;tky, kter&#233; j<a href="https://www.cell.com/cell-reports-medicine/fulltext/S2666-3791(26)00035-2?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS2666379126000352%3Fshowall%3Dtrue">sou schopny blokovat p&#345;ichycen&#237; viru a jeho vstup do imunitn&#237;ch bun&#283;k</a>, a navrch je&#353;t&#283; z&#237;skat informace cenn&#233; pro mo&#382;n&#253; v&#253;voj vakc&#237;ny. Krom&#283; protil&#225;tek proti EBV p&#345;i&#353;li auto&#345;i studie i s inovativn&#237;m konceptem v&#253;voje ochrann&#253;ch protil&#225;tek proti jin&#253;m patogen&#367;m. Zda-li je to kone&#269;n&#283; sv&#283;tlo na konci tunelu uk&#225;&#382;e a&#382; klinick&#233; testov&#225;n&#237;, nicm&#233;n&#283; to vypad&#225; slibn&#283; a dovol&#237;m si zde za&#269;&#237;t doufat. V&#382;dy&#357; co m&#367;&#382;e b&#253;t lep&#353;&#237;ho v z&#225;v&#283;ru v&#283;deck&#233;ho newsletteru ne&#382; nad&#283;je?</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou.</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k n&#283;mu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 3/26 - březnové vědohubky]]></title><description><![CDATA[O l&#233;&#269;b&#283; n&#225;dor&#367;, nemocech st&#345;ev, konci vesm&#237;ru a mnoh&#233;m dal&#353;&#237;m]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-326-breznove-vedohubky</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-326-breznove-vedohubky</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Tue, 31 Mar 2026 20:04:10 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!ymkI!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F43c2d5a7-404c-4201-a42e-0a1813065737_2160x1620.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>V&#225;&#382;en&#237; a mil&#237; &#269;ten&#225;&#345;i,</p><p>b&#345;ezen - za kamna vlezem. Letos tato pranostika opravdu sedla. Teploty l&#237;taj&#237;c&#237; nahoru a dol&#367; s sebou nesou i vlnu r&#253;mi&#269;ek a nachlazen&#237;, do toho se n&#225;m p&#345;idala i zm&#283;na &#269;asu, kter&#225; je vylo&#382;en&#283; zdrav&#237; &#8220;p&#345;&#237;nosn&#225;&#8221;. R&#225;da bych sem jednoho kr&#225;sn&#233;ho dne mezi novinky napsala, &#382;e se vy&#353;&#353;&#237; mocnosti evropsk&#233; u&#382; kone&#269;n&#283; dohodli a tento (zlo)zvyk zru&#353;ily. Zat&#237;m v&#225;m mohu nab&#237;nout jen &#345;&#225;dky z tematiky protin&#225;dorov&#233;ho ta&#382;en&#237;, mikrobi&#225;ln&#237;ch osadn&#237;k&#367;, ale i vesm&#237;rn&#233;ho d&#283;n&#237;. Zalezte si tedy spokojen&#283; do tepla &#8220;za kamna&#8221; a zano&#345;te nosy do v&#283;dy. </p><p>P&#345;eji v&#225;m p&#345;&#237;jemn&#233; &#269;ten&#237; a d&#237;ky za v&#283;rnost!</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, 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/__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!ymkI!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F43c2d5a7-404c-4201-a42e-0a1813065737_2160x1620.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!ymkI!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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/__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F43c2d5a7-404c-4201-a42e-0a1813065737_2160x1620.png 424w, /__u/substackcdn.com/image/fetch/$s_!ymkI!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F43c2d5a7-404c-4201-a42e-0a1813065737_2160x1620.png 848w, /__u/substackcdn.com/image/fetch/$s_!ymkI!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F43c2d5a7-404c-4201-a42e-0a1813065737_2160x1620.png 1272w, /__u/substackcdn.com/image/fetch/$s_!ymkI!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F43c2d5a7-404c-4201-a42e-0a1813065737_2160x1620.png 1456w" sizes="100vw"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><h5><strong>V&#283;dci proti rakovin&#283;</strong></h5><p>O tom, jak je d&#367;le&#382;it&#225; spolupr&#225;ce a co v&#353;e lidem p&#345;in&#225;&#353;&#237; oproti individualismu, se posledn&#237; roky p&#237;&#353;e v&#353;ude mo&#382;n&#283;. A v&#283;dci te&#271; ukazuj&#237;, &#382;e to funguje i na b&#225;zi bun&#283;k, kter&#233; d&#237;ky <a href="https://www.pnas.org/doi/10.1073/pnas.2423875122#abstract">vz&#225;jemn&#233; spolupr&#225;ci dok&#225;&#382;&#237; &#8220;vid&#283;t&#8221; v&#283;ci daleko za sv&#253;m bezprost&#345;edn&#237;m okol&#237;m</a>. Kolektivn&#237;m &#250;sil&#237;m dohl&#233;dnou pr&#253; a&#382; 10x d&#225;l oproti d&#345;&#237;v&#283;j&#353;&#237;m p&#345;edpoklad&#367;m. D&#237;ky popsan&#233;mu mechanismu, jak bu&#328;ky detekuj&#237; zm&#283;ny v prost&#345;ed&#237; a reaguj&#237; na n&#283; (nap&#345;. migrac&#237; do m&#237;sta poran&#283;n&#237;), maj&#237; te&#271; v&#253;zkumn&#233; t&#253;my dal&#353;&#237; n&#225;pov&#283;du k pochopen&#237;, jak se rakovinn&#233; bu&#328;ky pohybuj&#237; po t&#283;le, a jak jim v tom zabr&#225;nit nebo je alespo&#328; zpomalit.</p><p>*<br>Vynal&#233;zavosti v boji proti abnorm&#225;ln&#237;mu bujen&#237; se meze nekladou a do zbran&#283; byly povol&#225;ny i bakterie. Jeden z mnoha zn&#225;m&#253;ch probiotick&#253;ch bakteri&#225;ln&#237;ch kmen&#367; v&#253;zkumn&#237;ci vybavili schopnost&#237; produkovat protin&#225;dorov&#233; l&#233;&#269;ivo schv&#225;len&#233; FDA a vyzkou&#353;eli na my&#353;&#237;m modelu rakoviny prsu, jak si tyto bakterie povedou v praxi za r&#367;zn&#253;ch experiment&#225;ln&#237;ch podm&#237;nek. V&#253;sledky byly velmi slibn&#233; - co fungovalo v laboratorn&#237;ch podm&#237;nk&#225;ch, fungovalo i v my&#353;&#237; praxi. K tomu, aby se v&#253;zkumy p&#345;esunuly do klinick&#253;ch studi&#237; je je&#353;t&#283; pot&#345;eba sesb&#237;rat v&#237;ce dat (hlavn&#283; co se t&#253;&#269;e mo&#382;n&#253;ch vedlej&#353;&#237;ch &#250;&#269;ink&#367; nebo p&#345;etrv&#225;v&#225;n&#237; bakteri&#237; na m&#237;stech, kde b&#253;t nemaj&#237;), ale r&#253;suje se n&#225;m tu mo&#382;n&#225; <a href="https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.3003657">c&#237;len&#225; protin&#225;dorov&#225; terapie vyu&#382;&#237;vaj&#237;c&#237; probiotick&#233; bakterie jako nosi&#269;e l&#233;&#269;iv p&#345;&#237;mo do n&#225;doru</a>.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><h5><strong>Nemocn&#225; st&#345;eva</strong></h5><p>Kdy&#382; u&#382; jsme u t&#283;ch mikrob&#367;, poj&#271;me se na chv&#237;li pod&#237;vat do st&#345;ev. Konkr&#233;tn&#283; na pachatele v&#225;&#382;n&#253;ch st&#345;evn&#237;ch probl&#233;m&#367; u star&#353;&#237;ch dosp&#283;l&#253;ch a lid&#237; s oslabenou imunitou - <em>Clostridium difficile</em>. Tento st&#345;evn&#237; padouch r&#225;d zp&#367;sobuje vlekl&#233; pr&#367;jmy prov&#225;zen&#233; st&#345;evn&#237;mi z&#225;n&#283;ty, mnohdy t&#283;&#382;ko l&#233;&#269;iteln&#233;, proto&#382;e je schopen d&#237;ky spor&#225;m p&#345;e&#269;kat prvotn&#237; antibiotickou l&#233;&#269;bu a objevit se znovu v mnohem razantn&#283;j&#353;&#237; m&#237;&#345;e. Posledn&#237; roky d&#283;l&#225; l&#233;ka&#345;&#367;m &#269;&#237;m d&#225;l v&#283;t&#353;&#237; vr&#225;sky na &#269;ele, proto pro n&#283; bude informace o <a href="https://www.nature.com/articles/s41467-025-64067-w">nov&#283; vyvinut&#233;m antibiotiku zvan&#233;m EVG7</a> pravd&#283;podobn&#283; sv&#283;tlem na konci infek&#269;n&#237;ho tunelu. Dle v&#253;zkum&#367; i velmi mal&#225; d&#225;vka tohoto l&#233;&#269;iva dok&#225;&#382;e vysoce &#250;&#269;inn&#283; zarazit infekci a p&#345;edch&#225;z&#237; jej&#237;mu n&#225;vratu d&#237;ky podpo&#345;e prosp&#283;&#353;n&#253;ch st&#345;evn&#237;ch bakteri&#237;, kter&#233; Clostridiu u&#382; znovu nedovol&#237; se rozbujet. EVG7 byl navr&#382;en jako nadupan&#283;j&#353;&#237; verze roz&#353;&#237;&#345;en&#233;ho antibiotika jm&#233;nem vankomycin a m&#233;n&#283; pravd&#283;podobn&#283; vyvol&#225;v&#225; rezistenci. Auto&#345;i v&#253;zkumu doufaj&#237; v jeho p&#345;eklopen&#237; do klinick&#253;ch studi&#237; na lidech, ale to si &#382;&#225;d&#225; financov&#225;n&#237;, co&#382; je u antibiotik slo&#382;it&#283;j&#353;&#237; naj&#237;t. Farmafirm&#225;m pr&#253; toti&#382; nevyd&#283;l&#225;vaj&#237; tolik, co l&#233;ky t&#345;eba proti rakovin&#283;&#8230;</p><p>*</p><p>V&#237;te, &#382;e valn&#225; v&#283;t&#353;ina serotoninu (hormonu &#353;t&#283;st&#237;) se vytv&#225;&#345;&#237; ve st&#345;evech? Tento neurotransmiter je zn&#225;m&#253; p&#345;ev&#225;&#382;n&#283; t&#237;m, &#382;e p&#367;sob&#237; v mozku, kde ovliv&#328;uje na&#353;i n&#225;ladu, nicm&#233;n&#283; je d&#367;le&#382;it&#253; i pro st&#345;evn&#237; aktivitu a jej&#237; regulaci. V&#283;dci identifikovali <a href="https://www.cell.com/cell-reports/fulltext/S2211-1247(25)01205-7?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS2211124725012057%3Fshowall%3Dtrue">dv&#283; st&#345;evn&#237; bakterie, kter&#233; serotonin vyr&#225;b&#283;j&#237;</a>. Kdy&#382; vyzkou&#353;eli tyto bakteri&#225;ln&#237; osadn&#237;ky vypustit do st&#345;ev bezmikrobn&#237;ch laboratorn&#237;ch my&#353;&#237;, tak jim nejen vyst&#345;elila nahoru produkce serotoninu, ale zv&#253;&#353;il se i po&#269;et nervov&#253;ch bun&#283;k v tlust&#233;m st&#345;ev&#283; a srovnala se st&#345;evn&#237; pohyblivost. Pro&#269; v&#225;m to sem p&#237;&#353;u? Proto&#382;e existuje skupina lid&#237;, kter&#225; trp&#237; mimojin&#233; poruchou st&#345;evn&#237; pohyblivosti, tzv. syndromem dr&#225;&#382;div&#233;ho tra&#269;n&#237;ku (IBS). Tito lid&#233; maj&#237; ve stolici sn&#237;&#382;en&#233; mno&#382;stv&#237; jedn&#233; ze serotonin-produkuj&#237;c&#237;ch bakteri&#237;, kter&#225; z&#225;rove&#328; vyr&#225;b&#237; i enzym pot&#345;ebn&#253; pro produkci serotoninu. A pr&#225;v&#283; tito lid&#233;, p&#345;&#225;tel&#233;, maj&#237; nyn&#237; &#353;anci na l&#233;&#269;bu. A to stoj&#237; za to v&#283;d&#283;t.</p><p>*<br>IBS je jednou z nemoc&#237;, u n&#237;&#382; nem&#225;me jasn&#283; dan&#233;ho vin&#237;ka. Jen spoustu faktor&#367;, kter&#233; tuto nemoc mohou spustit. Jedn&#237;m z nich je dle v&#353;eho i <a href="https://www.gastrojournal.org/article/S0016-5085(26)00205-2/abstract">stres v ran&#233;m d&#283;tstv&#237;</a>, jak ukazuje studie na my&#353;&#237;ch, ale i dv&#283; studie na des&#237;tk&#225;ch tis&#237;c d&#283;t&#237;. Stres b&#283;hem t&#283;hotenstv&#237; a v ran&#233;m v&#283;ku je schopen naru&#353;it u d&#237;t&#283;te spojen&#237; mozek-st&#345;eva a zv&#253;&#353;it v budoucnu riziko vzniku za&#382;&#237;vac&#237;ch poruch v&#269;etn&#283; bolest&#237; b&#345;icha, st&#345;evn&#237;ch z&#225;n&#283;t&#367; a IBS. Navrch k tomu p&#345;idejte je&#353;t&#283; psychick&#233; n&#225;sledky v podob&#283; depres&#237; &#269;i &#250;zkosti. Podle v&#253;zkum&#367; je nap&#345;. nel&#233;&#269;en&#225; deprese matky b&#283;hem t&#283;hotenstv&#237; pro v&#253;voj d&#237;t&#283;te hor&#353;&#237;, ne&#382; l&#233;&#269;en&#225;. Auto&#345;i studie se proto paraleln&#283; zab&#253;vaj&#237; i v&#253;vojem antidepresiv, kter&#225; by neproch&#225;zela p&#345;es placentu a byla by bezpe&#269;n&#283;j&#353;&#237; ne&#382; v sou&#269;asnosti pou&#382;&#237;van&#225; l&#233;&#269;iva. Mimochodem, testov&#225;n&#237; nep&#345;&#237;zniv&#253;ch n&#225;sledk&#367; stresu v ran&#233;m v&#283;ku bylo u my&#353;&#237; prov&#225;d&#283;no odd&#283;lov&#225;n&#237;m novoroze&#328;at od matek. Praktika, kter&#225; je ve v&#283;d&#283; nahl&#237;&#382;ena jako forma extr&#233;mn&#237; toxick&#233; z&#225;t&#283;&#382;e, p&#345;esto je v na&#353;&#237; spole&#269;nosti p&#345;ev&#225;&#382;n&#283; st&#225;le br&#225;na jako b&#283;&#382;n&#225; ne&#353;kodn&#225; v&#283;c...</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h4>St&#345;&#237;pky pozn&#225;mek</h4><p>&#129460; Ran&#233; d&#283;tstv&#237; m&#225; ostatn&#283; vliv na mnoh&#233; dal&#353;&#237; radosti i strasti, kter&#233; n&#225;s v dosp&#283;losti prov&#225;zej&#237;. Tak t&#345;eba &#269;asn&#233; vystaven&#237; d&#283;t&#237; tzv. v&#283;&#269;n&#253;m chemik&#225;li&#237;m PFAS (najdeme je bohu&#382;el prakticky v&#353;ude kolem n&#225;s, i v n&#225;s) m&#225; za n&#225;sledek <a href="https://academic.oup.com/jes/article/10/4/bvag039/8519127">ni&#382;&#353;&#237; hustotu kost&#237; v pubert&#283;, hlavn&#283; u d&#237;vek</a>. Tato studie se p&#345;id&#225;v&#225; ke kup&#237;c&#237;m se d&#367;kaz&#367;m z&#225;va&#382;nosti PFAS kontaminace v pitn&#233; vod&#283;, potravin&#225;ch a v&#283;cech denn&#237; pot&#345;eby.</p><p>*</p><p>&#128684; Mezi dal&#353;&#237; faktory formuj&#237;c&#237;c zdrav&#237; d&#283;t&#237; pat&#345;&#237; beze sporu i rodinn&#237; p&#345;&#237;slu&#353;n&#237;ci. Te&#271; sv&#367;j pohled st&#225;&#269;&#237;m na otce - ku&#345;&#225;ky. V my&#353;&#237; studii v&#283;dci testovali, co se stane, kdy&#382; budou my&#353;&#237; samci vystaveni nikotinu v pitn&#233; vod&#283;. Inu, jejich potomci na tom byli nevaln&#283; s metabolick&#253;m zdrav&#237;m, konkr&#233;tn&#283; do&#353;lo ke <a href="https://academic.oup.com/jes/article/10/4/bvag033/8516436">zm&#283;n&#225;m ve zpracov&#225;v&#225;n&#237; gluk&#243;zy a riziku rozvoje diabetu</a>. V&#283;dci zkoumali &#269;ist&#283; &#250;&#269;inky nikotinu a v&#253;sledky studie tedy nebyly ovlivn&#283;ny jin&#253;mi vedlej&#353;&#237;mi l&#225;tkami v cigaret&#225;ch nebo e-cigaret&#225;ch. Je to sice studie na hlodavc&#237;ch, ale&#8230;</p><p>*</p><p>&#128163;&nbsp;P&#345;edpov&#283;d&#283;t konec sv&#283;ta? Pche, takov&#233; teatr&#225;ln&#237; v&#283;ci m&#367;&#382;ou d&#283;lat tak akor&#225;t Sta&#345;&#237; Mayov&#233; nebo Nostradamus. Modern&#237; v&#283;dci jdou je&#353;t&#283; d&#225;l! P&#345;ed n&#283;jak&#253;m &#269;asem p&#345;edpov&#283;d&#283;li konec vesm&#237;ru, kter&#253; se dle jedn&#233; ze dvou teori&#237; nebude rozp&#237;nat donekone&#269;na, ale a&#382; dos&#225;hne vrcholu sv&#233; &#382;ivotn&#237; pouti, tak se za&#269;ne zmen&#353;ovat a&#382; nakonec vbuchne (d&#283;kuji nesmrteln&#233;mu panu Kant&#367;rkovi za p&#345;ekladovou t&#345;e&#353;ni&#269;ku). Nov&#225; data tuto teorii podporuj&#237;, <a href="https://iopscience.iop.org/article/10.1088/1475-7516/2025/09/055">konec pr&#253; nastane cca za 20 miliard let</a>, plus m&#237;nus n&#283;jak&#225; ta miliarda. Poznamenejte si to do di&#225;&#345;e, p&#345;edpokl&#225;d&#225;m, &#382;e na to d&#345;&#237;ve nebo pozd&#283;ji n&#283;kdo za&#269;ne nab&#237;zet vstupenky v p&#345;edprodeji. A sc&#233;n&#225;risti na Netflixu u&#382; mezit&#237;m beztak datl&#237; do kl&#225;vesnic draft s n&#225;zvem Teorie Velk&#233;ho Zhroucen&#237;&#8230;</p><p>*<br>&#9728;&#65039; Vesm&#237;rn&#253;ch teori&#237; po v&#283;deck&#253;ch internetech koluje hodn&#283;, d&#225;m v&#225;m sem je&#353;t&#283; t<a href="https://ijpest.com/Contents/20/1/e01003.html">eorii souvislosti slune&#269;n&#237;ch bou&#345;&#237; a vzniku zem&#283;t&#345;esen</a>&#237;. Dle nov&#233;ho modelu z Kyotsk&#233; univerzity by mohla slune&#269;n&#237; aktivita naru&#353;en&#237;m ionosf&#233;ry generovat elektrick&#225; pole pronikaj&#237;c&#237; do zlomov&#253;ch z&#243;n v zemsk&#233; k&#367;&#345;e. A voil&#225;, seismick&#225; ud&#225;lost m&#367;&#382;e b&#253;t uvedena do chodu. A nebo taky ne. Je to teorie.</p><p>*<br>&#129517; Havrani jsou m&#237; obl&#237;ben&#237; ope&#345;enci. Ve <a href="https://www.bbc.com/news/world-europe-45155818">Francii </a>je u&#382; n&#283;jak&#253; ten rok zp&#225;tky zam&#283;stnali jako pouli&#269;n&#237; uklize&#269;ky (<a href="https://www.theguardian.com/environment/2022/feb/01/swedish-crows-pick-up-cigarette-butts-litter">&#352;v&#233;dov&#233;</a> nab&#237;dli tento lukrativn&#237; d&#382;ob vran&#225;m) a v&#283;dci te&#271; p&#345;i&#353;li s dal&#353;&#237; informac&#237; up&#345;es&#328;uj&#237;c&#237;, jak jsou tihle krasavci chyt&#345;&#237;. Dlouh&#233; roky se myslelo, &#382;e havrani sleduj&#237; vl&#269;&#237; sme&#269;ky a pak hoduj&#237; na zbytc&#237;ch jejich uloven&#253;ch ob&#283;t&#237;. Jen&#382;e ouha, tohle d&#283;l&#225; dle v&#253;sledk&#367; v&#283;deck&#253;ch stalker&#367; jen minimum havran&#367; a je&#353;t&#283; k tomu kr&#225;tkodob&#283;. Havrani si toti&#382; <a href="https://www.science.org/doi/10.1126/science.adz9467">pamatuj&#237; oblasti, kde vlci nej&#269;ast&#283;ji lov&#237;</a> - jsou schopni let&#283;t na m&#237;sto vzd&#225;len&#233; n&#283;kolik hodin, jen aby si po&#269;kali, a&#382; se vlci naba&#353;t&#237; a oni si mohou taky d&#225;t n&#283;co do zob&#225;ku. V&#253;zkum zabral 2,5 roku a ukazuje vymakanou strategii t&#283;chto &#269;erno&#269;ern&#253;ch pta&#269;&#237;k myslitel&#367;.</p><p>*</p><p>&#128701; (P&#345;ev&#225;&#382;n&#283;) p&#225;nskou oblibu vysed&#225;v&#225;n&#237; na porcel&#225;nov&#233;m tr&#367;nu jsem za cel&#253; &#382;ivot nepochopila. Prost&#283; p&#345;ijdu, zbav&#237;m se toho, co v sob&#283; moje t&#283;lo nechce, a jdu, ne? Na&#269; tam je&#353;t&#283; tr&#269;et s mobilem v ruce, kdy&#382; si m&#367;&#382;u pohodln&#283; zal&#233;zt t&#345;eba v pokoji do deky a provozovat doomscrolling tam? Co &#269;ert necht&#283;l, potkala jsem te&#271; <a href="https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0329983">&#269;l&#225;nek informuj&#237;c&#237; o tom, &#382;e si takhle m&#367;&#382;e &#269;lov&#283;k vysed&#283;t hemoroidy</a> - riziko vzniku t&#233;to epesn&#237; zdravotn&#237; chu&#357;ovky bylo za ur&#269;it&#253;ch podm&#237;nek a&#382; 46 % vy&#353;&#353;&#237; ne&#382; u kontroln&#237; skupiny dovnit&#345;-a-ven-v-p&#225;r-minut&#225;ch. &#268;l&#225;nek jsem hned nasm&#283;&#345;ovala na sv&#233; kamar&#225;dy s l&#225;skou pro scrollov&#225;n&#237; v od&#233;ru fialek s pozn&#225;mkou, &#382;e to fakt nen&#237; dobr&#253; n&#225;pad (kupodivu jeden z nich u&#382; t&#233;ma hemoroid&#367; nane&#353;t&#283;st&#237; &#345;e&#353;&#237;&#8230; n&#225;hoda? Nemysl&#237;m si.). Sd&#237;l&#237;m i s v&#225;mi, abyste v&#283;d&#283;li.</p><p>*</p><p>&#128270; <a href="https://academic.oup.com/fsr/article/10/4/owaf038/8307418">Mech na stop&#283; zlo&#269;inu</a> aneb kterak si vykut&#225;len&#237; zam&#283;stnanci na h&#345;bitov&#283; nedaleko Chicaga mastili kapsy vykop&#225;v&#225;n&#237;m star&#353;&#237;ch hrob&#367;, p&#345;esunem nebo&#382;t&#237;k&#367; na jin&#233; m&#237;sto v r&#225;mci h&#345;bitova, a op&#283;tovn&#233;m prod&#225;v&#225;n&#237; takto fikan&#283; uvoln&#283;n&#253;ch parcel nic netu&#353;&#237;c&#237;m poz&#367;stal&#253;m. Long story short: odborn&#237;k na mechy pomohl usv&#283;d&#269;it pachatele identifikac&#237; mal&#233;ho vzorku mechu, kter&#253; byl nalezen v p&#367;d&#283; v bl&#237;zkosti znovu poh&#345;ben&#253;ch ostatk&#367;. Zelen&#253; sv&#283;dek toti&#382; p&#367;vodn&#283; bydlel ve zcela jin&#233; &#269;&#225;sti h&#345;bitova, odkud se p&#345;esunul spolu s neleg&#225;ln&#283; vykopan&#253;m umrlcem, a podle toho, jak s nov&#233;m bydlu rostl, dok&#225;zali v laborato&#345;i p&#345;ij&#237;t i na to, kdy do&#353;lo k p&#345;esunu z bodu A do bodu B. Mil&#237; hrobn&#237;ci tak bru&#269;&#237; v base a mechov&#253; doktor (shodou okolnost&#237; pr&#253; i p&#345;&#237;znivce detektivek) m&#225; pozitivn&#237; bod&#237;ky u FBI, kter&#225; za n&#237;m od t&#233; doby chod&#237; pro rady, a navrch k tomu i publikaci ve forenzn&#237;m &#269;asopise. Miluju dobr&#233; konce!</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou.</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k n&#283;mu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 2/26 - únorové nachytření]]></title><description><![CDATA[O j&#237;dle, diet&#225;ch, psychice a mnoh&#233;m dal&#353;&#237;m]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-226-unorove-nachytreni</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-226-unorove-nachytreni</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Sat, 28 Feb 2026 21:04:14 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!Dx7Y!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbf09cf01-8251-4c80-95e1-3dcc25cdee95_2160x1116.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>V&#225;&#382;en&#237; a mil&#237; &#269;ten&#225;&#345;i,</p><p>&#250;nor za sebou zav&#345;el dve&#345;e a b&#345;ezen se k n&#225;m st&#283;huje spolu se sluncem a hezk&#253;m po&#269;as&#237;m. V uplynul&#233;m m&#283;s&#237;ci vykouklo na sv&#283;t hned n&#283;kolik velk&#253;ch souborn&#253;ch studi&#237; a &#345;ada men&#353;&#237;ch, zato nem&#233;n&#283; podstatn&#253;ch v&#253;zkum&#367;, kter&#233; posouvaj&#237; d&#225;l l&#233;&#269;ebn&#233; postupy a p&#345;edstavuj&#237; nad&#283;ji do budoucna.</p><p>P&#345;eji v&#225;m p&#345;&#237;jemn&#233; &#269;ten&#237; a d&#237;ky za v&#283;rnost!</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, 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/__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><h5><strong>Magie stravov&#225;n&#237;</strong></h5><p>Za posledn&#237;ch deset let kolem mne prosvi&#353;t&#283;lo mno&#382;stv&#237; r&#367;zn&#253;ch p&#345;evratn&#253;ch diet a spe&#353;l j&#237;deln&#237;&#269;k&#367; od omezov&#225;n&#237; sacharid&#367;, p&#345;es omezov&#225;n&#237; tuk&#367; a&#382; po omezov&#225;n&#237; skoro v&#353;eho&#8230; na pozad&#237; dietn&#237; obsese se p&#345;itom hromad&#237; &#269;l&#225;nky ukazuj&#237;c&#237;, &#382;e pro na&#353;e zdrav&#237; je prost&#283; a jednodu&#353;e nejd&#367;le&#382;it&#283;j&#353;&#237; kvalita a pestrost toho, co j&#237;me.</p><p>V &#250;noru byly publikov&#225;ny v&#253;sledky v&#237;ce ne&#382; t&#345;icetilet&#233; studie sleduj&#237;c&#237; t&#233;m&#283;&#345; 200 000 dosp&#283;l&#253;ch na &#8222;low-cab&#8220; a &#8222;low-fat&#8220; diet&#283;. Oba typy stravov&#225;n&#237; jsou sice spojeny s ni&#382;&#353;&#237;m rizikem kardiovaskul&#225;rn&#237;ch chorob, ale <strong><a href="https://www.jacc.org/doi/10.1016/j.jacc.2025.12.038">pouze pokud stoj&#237; na kvalitn&#237;ch</a></strong><a href="https://www.jacc.org/doi/10.1016/j.jacc.2025.12.038"> </a>celozrnn&#253;ch potravin&#225;ch, zdrav&#253;ch nenasycen&#253;ch tuc&#237;ch a p&#345;ev&#225;&#382;n&#283; rostlinn&#233; strav&#283;. Obsahovala-li strava rafinovan&#233; sacharidy, ultrazpracovan&#233; potraviny a tuky p&#345;ev&#225;&#382;n&#283; z &#382;ivo&#269;i&#353;n&#253;ch produkt&#367;, byla spojena s vy&#353;&#353;&#237;m rizikem ischemick&#233; choroby srde&#269;n&#237; a zhor&#353;en&#253;m metabolick&#253;m zdrav&#237;m. Nez&#225;le&#382;&#237; tedy jen na slo&#382;en&#237; &#382;ivin na na&#353;em tal&#237;&#345;i, ale i na jejich p&#367;vodu a kvalit&#283;. D&#345;&#237;v&#283;j&#353;&#237; studie zkoumaj&#237;c&#237; zdravotn&#237; p&#345;&#237;nosy low-carb a low-fat diety m&#283;ly sm&#237;&#353;en&#233; v&#253;sledky &#8211; pravd&#283;podobn&#283; proto, &#382;e ne&#345;e&#353;ily celkovou nutri&#269;n&#237; kvalitu j&#237;deln&#237;&#269;ku.</p><p>Nutno podotknout, &#382;e byli &#250;&#269;astn&#237;ci studie zdravotni&#269;t&#237; profesion&#225;lov&#233; s lep&#353;&#237;m zdravotn&#237;m pov&#283;dom&#237;m, tak&#382;e nemus&#237; z&#237;skan&#225; data dokonale reprezentovat celou populaci. Nicm&#233;n&#283; je nepravd&#283;podobn&#233;, &#382;e by se z&#225;kladn&#237; biologick&#233; mechanismy z&#225;sadn&#283; li&#353;ily mezi vzd&#283;lan&#283;j&#353;&#237; &#269;&#225;st&#237; populace a &#269;&#225;st&#237; populace s ni&#382;&#353;&#237;m vzd&#283;l&#225;n&#237;m. Se&#269;teno a podtr&#382;eno, dlouholet&#225; diskuze low-carb versus low-fat byla touto studi&#237; posunuta na jasn&#283;j&#353;&#237; sv&#283;tlo. Co si z toho vz&#237;t? P&#345;em&#253;&#353;lejte ne&#382; n&#283;co sn&#237;te a vzpome&#328;te si u toho na to, co &#345;&#237;kali u&#382; ve Star&#233;m Egypt&#283;:</p><div class="pullquote"><p>&#8222;Polovina z toho, co sn&#237;me, udr&#382;uje na&#382;ivu n&#225;s, druh&#225; polovina l&#233;ka&#345;e.&#8220;</p></div><p>*</p><p>P&#345;esu&#328;me se te&#271; od kvality k na&#269;asov&#225;n&#237;. I to m&#225; vliv na na&#353;e kardiovaskul&#225;rn&#237; zdrav&#237;. Napl&#225;nujte si posledn&#237; str&#269;en&#237; hlavy do ledni&#269;ky <strong><a href="https://www.ahajournals.org/doi/10.1161/ATVBAHA.125.323355">nejpozd&#283;ji na t&#345;i hodiny p&#345;ed span&#237;m</a></strong>. Pom&#367;&#382;ete tak sv&#233;mu srdci p&#345;es noc se&#345;&#237;dit jeho rytmus. Kdy&#382; k tomu p&#345;id&#225;te jako bonus je&#353;t&#283; ztlumen&#237; sv&#283;tel a ve&#269;ern&#237; relax, zlep&#353;&#237;te si krevn&#237; tlak, srde&#269;n&#237; frekvenci a hladinu krevn&#237;ho cukru.</p><p>*</p><p>T&#237;mto se dost&#225;v&#225;me k fenom&#233;nu p&#345;eru&#353;ovan&#233;ho hladov&#283;n&#237;. Dle &#345;ady studi&#237;, v&#269;etn&#283; t&#233; zm&#237;n&#283;n&#233; v&#253;&#353;e, m&#225; mnoh&#233; zdravotn&#237; p&#345;&#237;nosy. Pokud se v&#353;ak na tento stravovac&#237; re&#382;im vrhnete pouze s vidinou senza&#269;n&#237;ho &#250;bytku na v&#225;ze, tak v&#225;s <a href="https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD015610.pub2/full">Cochrane anal&#253;za 22 studi&#237; </a>vyvede z omylu. V&#253;razn&#283;j&#353;&#237; hubnut&#237; p&#345;i p&#345;eru&#353;ovan&#233;m p&#367;stu v porovn&#225;n&#237; se standardn&#237;mi dietami (krom&#283; t&#233; bodov&#233;) ne&#269;ekejte. Anal&#253;za shrnovala data z&#237;skan&#225; k&#345;&#237;&#382;em kr&#225;&#382;em po sv&#283;t&#283; od Severn&#237; Ameriky, p&#345;es Evropu, &#268;&#237;nu, Austr&#225;lii a&#382; po Ji&#382;n&#237; Ameriku. Testovaly se r&#367;zn&#233; metody hladov&#283;n&#237; v&#269;etn&#283; hladov&#283;n&#237; obden, periodick&#253;ch hladovek a &#269;asov&#283; omezen&#233;ho stravov&#225;n&#237;, po dobu max 1 rok. Posuzovan&#253;ch studi&#237; a &#250;&#269;astn&#237;k&#367; v nich v&#353;ak nebylo mnoho a metodika nebyla ide&#225;ln&#237;, co&#382; zt&#283;&#382;uje vyvozov&#225;n&#237; obecn&#253;ch z&#225;v&#283;r&#367; a doporu&#269;en&#237;. Auto&#345;i v&#353;ak anal&#253;zu uzav&#237;raj&#237; s t&#237;m, &#382;e pro ob&#233;zn&#237; lidi p&#345;eru&#353;ovan&#233; hladov&#283;n&#237; nen&#237; z&#225;zra&#269;nou cestou ke zhubnut&#237; na po&#269;k&#225;n&#237; tak, jak slibuje &#345;ada influ fitness tren&#233;r&#367; a reklam na fejsbuku.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>Psych&#233;</strong></h5><p>U&#382; to bude 15 let, co jsem p&#345;estala sledovat televizi se slovy, &#382;e na mne z n&#237; padaj&#237; chmury a blb&#225; n&#225;lada. A hle, move forward do sou&#269;asnosti a moje tehdej&#353;&#237; pocity byly v&#283;decky potvrzeny nizozemskou studi&#237;. V&#283;dci po dobu 4 let sledovali cca 65 000 dosp&#283;l&#253;ch a zjistili, &#382;e <a href="https://www.cambridge.org/core/journals/european-psychiatry/article/effects-of-substituting-tvwatching-time-with-physical-activities-or-sleep-on-incident-major-depression-results-from-the-lifelines-cohort-study/29575DD840CBCD28AE83ADFD05CD30A7">nahrazen&#237; 60 minut sledov&#225;n&#237; televize</a> jin&#253;mi aktivitami (nap&#345;. sport, sp&#225;nek&#8230;) sn&#237;&#382;ilo riziko deprese o 11 %, u lid&#237; ve st&#345;edn&#237; v&#283;ku dokonce o 19 %. &#268;&#237;m v&#237;ce televizn&#237;ho &#269;asu si lid&#233; odpustili, t&#237;m v&#283;t&#353;&#237; byl ment&#225;ln&#237; p&#345;&#237;nos &#8211; sn&#237;&#382;en&#237; sledov&#225;n&#237; TV o dv&#283; hodiny sn&#237;&#382;ilo riziko a&#382; o 43 % u lid&#237; st&#345;edn&#237;ho v&#283;ku. Ano pros&#237;m, a&#382; tak jednoduch&#233; to m&#367;&#382;e b&#253;t. Vsta&#328;te od bedny a novin&#225;&#345;sk&#253;ch apokalyps. Venku je kr&#225;sn&#283;. Je t&#345;eba p&#345;ipravit se na zahradnickou sez&#243;nu, sem&#237;nka volaj&#237;!</p><p>PS: v&#253;m&#283;na sledova&#269;ky TV za dom&#225;c&#237; pr&#225;ce zlep&#353;en&#237; n&#225;lady p&#345;ekvapiv&#283; nep&#345;inesla.</p><p>*</p><p>Krom&#283; omezen&#237; depresivn&#237;ch informac&#237; linouc&#237;ch se z televizn&#237;ch p&#345;ij&#237;ma&#269;&#367; pom&#225;h&#225; jak zn&#225;mo k l&#233;&#269;b&#283; deprese a &#250;zkost&#237; pohyb. Od tance a&#382; po plav&#225;n&#237;, pohyb p&#345;edstavuje jednu z nej&#250;&#269;inn&#283;j&#353;&#237;ch cest, jak pomoct mysli vzkv&#233;tat &#8211; a to dokonce mnohdy l&#233;pe, ne&#382; kdy&#382; je pod p&#233;&#269;&#237; tobolek a psychiatrick&#233;ho sofa. P&#345;edev&#353;&#237;m pak aerobn&#237; &#8222;kardio&#8220; aktivity d&#283;laj&#237; nejv&#237;c, zvl&#225;&#353;t&#283; pokud se jedn&#225; o skupinov&#233; cvi&#269;en&#237; nebo cvi&#269;en&#237; s tren&#233;rem. I cvi&#269;en&#237; o ni&#382;&#353;&#237; intenzit&#283; m&#225; v&#353;ak pozitivn&#237; tah na branku. Potvrzuje to rozs&#225;hl&#225; <a href="https://bjsm.bmj.com/content/early/2026/02/02/bjsports-2025-110301">p&#345;ehledov&#225; studie</a> shrnuj&#237;c&#237; v&#253;sledky des&#237;tek studi&#237; a data sesb&#237;ran&#225; od t&#233;m&#283;&#345; 80 000 &#250;&#269;astn&#237;k&#367; nap&#345;&#237;&#269; r&#367;zn&#253;m st&#225;&#345;&#237;m a pohlav&#237;m.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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/__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h4>St&#345;&#237;pky pozn&#225;mek</h4><p>&#9968;&#65039; V&#283;dci p&#345;i&#353;li na to, <a href="https://www.sciencedirect.com/science/article/pii/S1550413126000185?via%3Dihub">pro&#269; je &#382;ivot ve vy&#353;&#353;&#237; nadmo&#345;sk&#233; v&#253;&#353;ce spojen s ni&#382;&#353;&#237;m v&#253;skytem cukrovky</a>. Horsk&#253; vzduch s n&#237;zk&#253;m obsahem kysl&#237;ku p&#345;ep&#237;n&#225; &#269;erven&#233; krvinky do jin&#233;ho metabolick&#233;ho re&#382;imu, kter&#253; spot&#345;ebov&#225;v&#225; velk&#233; mno&#382;stv&#237; gluk&#243;zy z krve. Tato zm&#283;na umo&#382;&#328;uje efektivn&#283;j&#353;&#237; dod&#225;vku kysl&#237;ku do tk&#225;n&#237; a z&#225;rove&#328; dlouhodob&#283; udr&#382;uje sn&#237;&#382;enou hladinu krevn&#237;ho cukru. L&#233;k, kter&#253; napodobuje vystaven&#237; t&#283;la n&#237;zk&#233;mu kysl&#237;ku v ovzdu&#353;&#237;, se p&#345;i testech na my&#353;&#237;ch modelech cukrovky uk&#225;zal efektivn&#283;j&#353;&#237; ne&#382; st&#225;vaj&#237;c&#237; l&#233;&#269;ebn&#233; postupy. Jedn&#225; se tedy o objev, kter&#253; by mohl b&#253;t z&#225;kladem pro velmi silnou l&#233;&#269;ebnou strategii.</p><p>*</p><p>&#128138;&nbsp;Jsme dal&#353;&#237; krok bl&#237;&#382;e ke zlep&#353;en&#237; l&#233;&#269;by neplodnosti a z&#225;rove&#328; i k nehormon&#225;ln&#237; mu&#382;sk&#233; antikoncepci. V&#283;dci objevili <a href="https://www.pnas.org/doi/10.1073/pnas.2506417122">molekul&#225;rn&#237; vyp&#237;na&#269;, kter&#253; poh&#225;n&#237; spermie p&#345;i z&#225;vodu k vaj&#237;&#269;ku</a>, a popsali mechanismus energetick&#233;ho hospoda&#345;en&#237; sprintuj&#237;c&#237;ch spermi&#237;. Z&#237;skan&#225; data p&#345;isp&#237;vaj&#237; k prohlouben&#237; ch&#225;p&#225;n&#237; reproduk&#269;n&#237; biologie a otev&#237;raj&#237; mnoho dosud zav&#345;en&#253;ch dve&#345;&#237; vedouc&#237;ch k inovativn&#283;j&#353;&#237;m zdravotn&#237;m postup&#367;m.</p><p>*<br>&#128135;&#8205;&#9792;&#65039; Jste p&#345;&#237;znivci prodlu&#382;ov&#225;n&#237; vlas&#367; a r&#367;zn&#253;ch p&#345;&#237;&#269;esk&#367;? Pak zpozorn&#283;te. Rozs&#225;hl&#225; studie v nich ned&#225;vno odhalila <a href="https://pubs.acs.org/doi/10.1021/envhealth.5c00549">des&#237;tky chemik&#225;li&#237;</a> spojovan&#253;ch s rakovinou, naru&#353;en&#237;m hormon&#225;ln&#237; rovnov&#225;hy, naru&#353;en&#237;m plodnosti a imunitn&#237;ho syst&#233;mu. Z&#225;vadn&#233; chemik&#225;lie byly nalezeny skoro v ka&#382;d&#233;m testovan&#233;m vzorku. A to v&#269;etn&#283; produkt&#367; z lidsk&#253;ch vlas&#367;. N&#283;kolik vzork&#367; nav&#237;c p&#345;ekro&#269;ilo evropsk&#233; bezpe&#269;nostn&#237; limity. V&#283;dci proto varuj&#237;, &#382;e prodlu&#382;ov&#225;n&#237; vlas&#367; m&#367;&#382;e p&#345;edstavovat pro u&#382;ivatele zdravotn&#237; rizika a volaj&#237; po p&#345;&#237;sn&#283;j&#353;&#237; regulaci. Ple&#353;i zdar!</p><p>*</p><p><sup>&#129347; </sup>M&#233; obl&#237;ben&#233; alkoholick&#233; t&#233;ma m&#225; dal&#353;&#237; studii na v&#253;stavku. Long story short: <a href="https://acsjournals.onlinelibrary.wiley.com/doi/10.1002/cncr.70201">nechlastejte, zv&#253;&#353;&#237; se v&#225;m riziko kolorekt&#225;ln&#237;ho karcinomu</a>. Ho&#271;te vratn&#233; lahve do &#269;ern&#233; d&#237;ry nejbli&#382;&#353;&#237;ho sup&#225;&#269;e a vym&#283;&#328;te omamn&#225; pit&#237;&#269;ka za jinou z&#225;vislost. T&#345;eba kouk&#225;n&#237; do zelen&#283; p&#345;i proch&#225;zce. Prodlou&#382;&#237;te si &#382;ivot a zv&#253;&#353;&#237;te jeho kvalitu.</p><p>*</p><p>&#128719;&#65039; Us&#237;n&#225;te za zvuk&#367; &#8222;zaru&#269;en&#283;-v&#225;s-usp&#237;&#8220; melodi&#237; a &#353;um&#367;? V&#253;sledky sp&#225;nkov&#233; studie ukazuj&#237;, &#382;e to m&#367;&#382;e nad&#283;lat v&#237;ce &#353;kody ne&#382; u&#382;itku a &#382;e oby&#269; &#353;punty do u&#353;&#237; jsou lep&#353;&#237;. Zm&#237;n&#283;n&#233; zvuky toti&#382; pr&#253; <a href="https://academic.oup.com/sleep/advance-article/doi/10.1093/sleep/zsag001/8452884">naru&#353;uj&#237; REM sp&#225;nek</a> (d&#367;le&#382;it&#253; pro pam&#283;&#357;, emo&#269;n&#237; regulaci, motoriku, v&#253;voj mozku) a celkovou regeneraci b&#283;hem noci. A&#269;koli je pot&#345;eba ud&#283;lat je&#353;t&#283; dal&#353;&#237; v&#253;zkumy v tomto sm&#283;ru, naru&#353;en&#253; REM sp&#225;nek m&#367;&#382;e b&#253;t probl&#233;mem u d&#283;t&#237; s teprve se vyv&#237;jej&#237;c&#237;m mozkem, ale i u dosp&#283;l&#253;ch, kde je spojen&#253; s depresemi, &#250;zkostmi a neurodegenerativn&#237;mi onemocn&#283;n&#237;mi. Zav&#345;ete tedy rad&#353;i p&#345;ed span&#237;m v&#353;echny aplikace, zaho&#271;te mobily a vlezte aspo&#328; na chv&#237;li z moderny zp&#225;tky na stromy a do jeskyn&#237;, kdy se po ve&#269;erech prost&#283; a jednodu&#353;e vypr&#225;v&#283;ly p&#345;&#237;b&#283;hy a poh&#225;dky.</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou.</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k n&#283;mu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 1/26 - lednové novinky]]></title><description><![CDATA[O sp&#225;nku, st&#225;rnut&#237;, pam&#283;ti, mikrobech a mnoh&#233;m dal&#353;&#237;m]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-126-lednove-novinky</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-126-lednove-novinky</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Sat, 31 Jan 2026 21:04:19 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!rbs7!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faea99af0-9eea-4c86-b509-6b95e35c5227_3508x1713.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>V&#225;&#382;en&#237; a mil&#237; &#269;ten&#225;&#345;i,</p><p>p&#345;in&#225;&#353;&#237;m v&#225;m lednov&#253; v&#253;b&#283;r z v&#283;deck&#253;ch hrozn&#367;, kter&#233; se ocitly v m&#233; misce du&#353;evn&#237; stravy. P&#345;eji hezk&#233; &#269;ten&#237; a &#250;vahy nad t&#237;m, kam ta v&#283;da sp&#283;je a co zaj&#237;mav&#233;ho n&#225;m m&#367;&#382;e v praxi p&#345;in&#233;st. P&#345;&#237;jemn&#253;m bonusem budi&#382; to, &#382;e po do&#269;ten&#237; budete m&#237;t z&#225;sobi&#269;ku t&#233;mat k diskuz&#237;m nad k&#225;vou, &#269;ajem &#269;i jin&#253;m n&#225;pojem, a m&#367;&#382;ete se tak elegantn&#283; vyhnout t&#345;askav&#253;m politick&#253;m t&#233;mat&#367;m l&#233;taj&#237;c&#237;m lednov&#253;m ovzdu&#353;&#237;m jak emise za v&#253;fuky spor&#357;&#225;k&#367; p&#345;ed Strakovkou. A to se vyplat&#237;!   </p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img 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1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!rbs7!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faea99af0-9eea-4c86-b509-6b95e35c5227_3508x1713.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!rbs7!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faea99af0-9eea-4c86-b509-6b95e35c5227_3508x1713.png 424w, /__u/substackcdn.com/image/fetch/$s_!rbs7!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faea99af0-9eea-4c86-b509-6b95e35c5227_3508x1713.png 848w, /__u/substackcdn.com/image/fetch/$s_!rbs7!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faea99af0-9eea-4c86-b509-6b95e35c5227_3508x1713.png 1272w, 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/__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faea99af0-9eea-4c86-b509-6b95e35c5227_3508x1713.png 424w, /__u/substackcdn.com/image/fetch/$s_!rbs7!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faea99af0-9eea-4c86-b509-6b95e35c5227_3508x1713.png 848w, /__u/substackcdn.com/image/fetch/$s_!rbs7!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faea99af0-9eea-4c86-b509-6b95e35c5227_3508x1713.png 1272w, /__u/substackcdn.com/image/fetch/$s_!rbs7!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Faea99af0-9eea-4c86-b509-6b95e35c5227_3508x1713.png 1456w" sizes="100vw"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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/__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><h5><strong>B&#225;je&#269;n&#253; sv&#283;t mikrob&#367;</strong></h5><p>Sv&#283;tlo sv&#283;ta spat&#345;ila prvn&#237; otev&#345;en&#225; datab&#225;ze (&#8222;<a href="https://enviromicro-journals.onlinelibrary.wiley.com/doi/10.1111/1751-7915.70243">Database of Salutogenic Potential</a>&#8220;) na sv&#283;t&#283; mapuj&#237;c&#237; prosp&#283;&#353;n&#233; mikroorganismy a biogenn&#237; l&#225;tky spojen&#233; s podporou imunity, sn&#237;&#382;en&#237;m stresov&#233; z&#225;t&#283;&#382;e a vy&#353;&#353;&#237; odolnost&#237;. P&#345;edstavuje dal&#353;&#237; krok v&#283;dc&#367; ve snaze p&#345;ibl&#237;&#382;it lidem i zdravotn&#237; prosp&#283;&#353;nost mikroorganism&#367; a naru&#353;it zako&#345;en&#283;n&#233; vn&#237;m&#225;n&#237; mikrob&#367; prim&#225;rn&#283; jako patogenn&#237;ch hrozeb. Tak jako mezi lidmi se vyskytuj&#237; hodn&#237;, zl&#237; a nevyzpytateln&#237;, i v mikrobi&#225;ln&#237;m sv&#283;t&#283; je to nejinak. Datab&#225;ze je zat&#237;m jen prototypem a jej&#237;m c&#237;lem je shrom&#225;&#382;dit co nejv&#237;ce informac&#237; o mikrobech a p&#345;&#237;rodn&#237;ch slou&#269;enin&#225;ch spojen&#253;ch se zdravotn&#237;mi p&#345;&#237;nosy nejen u lid&#237;, ale i plo&#353;n&#283;. Jej&#237; vyu&#382;it&#237; by p&#345;itom mohlo b&#253;t velmi rozs&#225;hl&#233; &#8211; od navrhov&#225;n&#237; zdrav&#283;j&#353;&#237;ch m&#283;st se &#8222;zelenou&#8220; infrastrukturou a zdrav&#283;j&#353;&#237; p&#367;dou, po obnovu p&#345;&#237;rodn&#237;ch ekosyst&#233;m&#367;.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><h5><strong>Sp&#225;nek a odpo&#269;inek</strong></h5><p>O tom, &#382;e nedostatek sp&#225;nku &#353;kod&#237;, v&#225;s asi nemus&#237;m p&#345;esv&#283;d&#269;ovat. Dal&#353;&#237;m puzzl&#237;kem do sp&#225;nkov&#233; skl&#225;da&#269;ky je <a href="https://www.nature.com/articles/s41593-025-02098-8">studie vysv&#283;tluj&#237;c&#237; zpomalen&#237; na&#353;ich reakc&#237;, zhor&#353;en&#237; pozornosti a &#8222;ment&#225;ln&#237; mlhu&#8220;</a>, kdy&#382; m&#225;lo sp&#237;me. Mozek se v obdob&#237; vy&#269;erp&#225;n&#237; p&#345;ep&#237;n&#225; do &#269;ist&#237;c&#237;ho m&#243;du (stavu norm&#225;ln&#283; se vyskytuj&#237;c&#237;ho b&#283;hem sp&#225;nku). Kompenzuje si tak odpo&#269;inek, jen&#382; se mu v noci nedostal. Poka&#382;d&#233;, kdy&#382; k tomuto dojde, na&#353;e pozornost klesne, proto&#382;e mozek d&#225; p&#345;ednost &#250;dr&#382;b&#283; p&#345;ed koncentrac&#237;. &#218;dr&#382;ba je toti&#382; d&#367;le&#382;it&#225; pro zachov&#225;n&#237; jeho zdrav&#237; a spr&#225;vn&#233; funk&#269;nosti. &#268;&#237;m m&#233;n&#283; sp&#225;nku si tedy dop&#345;ejete, proto&#382;e pot&#345;ebuje stihnout ud&#283;lat v&#237;ce v&#283;c&#237;, t&#237;m m&#233;n&#283; toho v kone&#269;n&#233;m d&#367;sledku ud&#283;l&#225;te &#8211; mozek v&#225;s stejn&#283; &#8222;vypne&#8220;. A kdy&#382; to ud&#283;l&#225; t&#345;eba na D1, tak to m&#367;&#382;e dost dob&#345;e b&#253;t i vypnut&#237; termin&#225;ln&#237;...</p><p>*</p><p>Na nedostatek sp&#225;nku a s n&#237;m spojen&#233; naru&#353;en&#233; du&#353;evn&#237; zdrav&#237; se zam&#283;&#345;ila i americk&#225; studie dosp&#237;vaj&#237;c&#237;ch a mlad&#253;ch dosp&#283;l&#253;ch (16-24 let). Tato skupina trp&#237; nedostatkem sp&#225;nku mnohdy v&#237;ce ne&#382; ostatn&#237; vzhledem k &#382;ivotn&#237;mu stylu mlad&#253;ch lid&#237;, kte&#345;&#237; se sna&#382;&#237; zkombinovat studium, spole&#269;ensk&#253; &#382;ivot, mimo&#353;koln&#237; aktivity a brig&#225;dy. Nav&#237;c se u nich p&#345;irozen&#283; m&#283;n&#237; i cirkadi&#225;nn&#237; rytmy a p&#345;eva&#382;uj&#237; mezi nimi no&#269;n&#237; sovy nad sk&#345;ivany, ne&#382; se jim v obdob&#237; okolo 20. roku v&#283;ku za&#269;nou vnit&#345;n&#237; hodinky stabilizovat bu&#271; na pozdn&#237;m, nebo na brzk&#233;m chronotypu.</p><p>V&#253;sledky studie ukazuj&#237;, &#382;e doh&#225;n&#283;n&#237; sp&#225;nkov&#233;ho deficitu z pracovn&#237;ho t&#253;dne dlouh&#253;m sp&#225;nkem o v&#237;kendech u dosp&#237;vaj&#237;c&#237;ch a mlad&#253;ch lid&#237; <a href="https://www.sciencedirect.com/science/article/abs/pii/S0165032725020555?via%3Dihub">v&#253;razn&#283; sni&#382;uje riziko deprese</a> (a&#382; o 41 %!) a zlep&#353;uje du&#353;evn&#237; pohodu. Ide&#225;ln&#237; je samoz&#345;ejm&#283; pravideln&#253; sp&#225;nek, jen&#382;e vzr&#367;staj&#237;c&#237; n&#225;roky spole&#269;nosti zam&#283;&#345;en&#233; na v&#253;kon a brzk&#253; bud&#237;&#269;ek tuto sp&#225;nkovou misi &#269;in&#237; t&#283;&#382;ko dosa&#382;iteln&#253;m svat&#253;m gr&#225;lem. Moci si &#8222;p&#345;ispat&#8220; alespo&#328; v&#237;kendu tak m&#367;&#382;e b&#253;t prevenc&#237;, nikoli p&#345;&#237;znakem lenosti.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>St&#225;rnut&#237; a pam&#283;&#357;</strong></h5><p>D&#237;ky rozs&#225;hl&#233;mu mezin&#225;rodn&#237;mu v&#253;zkumu popsali v&#283;dci <a href="https://www.nature.com/articles/s41467-025-66354-y">princip ztr&#225;ty pam&#283;ti a pro&#269; se zhor&#353;ov&#225;n&#237; pam&#283;ti m&#367;&#382;e s v&#283;kem n&#225;hle zrychlit</a>. Struktur&#225;ln&#237; zm&#283;ny zd&#225; se nejsou lokalizovan&#233; jen na ur&#269;itou oblast v mozku a nestoj&#237; za nimi jen genetick&#233; faktory. Jde o mnohem &#353;ir&#353;&#237; probl&#233;m postihuj&#237;c&#237; cel&#253; mozek &#8211; &#250;bytek objemu se d&#283;je nap&#345;&#237;&#269; mozkem a v &#269;ase se stup&#328;uje. Jakmile dojde k p&#345;ekro&#269;en&#237; &#8222;bodu zlomu&#8220;, nab&#237;r&#225; ztr&#225;ta pam&#283;ti najednou na obr&#225;tk&#225;ch. V&#283;dci vych&#225;zeli z MRI sken&#367; mozku a testov&#225;n&#237; pam&#283;ti tis&#237;c&#367; lid&#237; nap&#345;&#237;&#269; 13 studiemi. D&#237;ky tomu maj&#237; nyn&#237; k dispozici dosud nejdetailn&#283;j&#353;&#237; obraz struktur&#225;ln&#237;ch zm&#283;n prov&#225;zej&#237;c&#237;ch st&#225;rnut&#237; mozku a s n&#237;m spojenou ztr&#225;tu pam&#283;ti. Ta je d&#225;na komplexn&#237;m koktejlem individu&#225;ln&#237;ch predispozic a zm&#283;nami hromad&#237;c&#237;mi se v mozku v r&#225;mci desetilet&#237;. Do budoucna m&#225;me t&#237;m p&#225;dem slu&#353;nou nad&#283;ji na p&#345;esn&#283;j&#353;&#237; personalizovan&#233; postupy pro podporu kognitivn&#237;ho zdrav&#237; v pr&#367;b&#283;hu &#382;ivota a prevenci poruch pam&#283;ti ve st&#225;&#345;&#237;.</p><p>*</p><p>Mezi nejv&#283;t&#353;&#237; stra&#353;&#225;ky st&#225;&#345;&#237; pat&#345;&#237; beze sporu Alzheimerova choroba. Podle nov&#253;ch dat <a href="https://www.pnas.org/doi/10.1073/pnas.2519253122">um&#237; p&#345;epnout sp&#237;na&#269; v mozku, kter&#253; mu &#345;&#237;k&#225;, co m&#225; a nem&#225; mazat</a>. Popis tohoto mechanismu n&#225;m p&#345;in&#225;&#353;&#237; dal&#353;&#237; potenci&#225;ln&#237; terapeutick&#253; c&#237;l do budoucna. Oba patologick&#233; procesy spojen&#233; s rozvojem Alzheimerovy choroby toti&#382; z&#345;ejm&#283; p&#367;sob&#237; p&#345;es stejnou molekul&#225;rn&#237; dr&#225;hu, kter&#225; mozkov&#253;m bu&#328;k&#225;m signalizuje, kdy maj&#237; odstra&#328;ovat kontaktn&#237; m&#237;sta d&#367;le&#382;it&#225; pro mezibun&#283;&#269;nou komunikaci. Oproti dosavadn&#237;mu p&#345;edpokladu, &#382;e toto odstra&#328;ov&#225;n&#237; zp&#367;sobuj&#237; imunitn&#237; bu&#328;ky mozku, se tak ukazuje, &#382;e maj&#237; neurony v cel&#233;m procesu aktivn&#237; nikoli pasivn&#237; roli. Zac&#237;len&#237; l&#233;&#269;by na nov&#283; popsanou molekul&#225;rn&#237; dr&#225;hu a ochrana kontaktn&#237;ch m&#237;st v mozku by tak mohly b&#253;t novou terapeutickou cestou, jak ochr&#225;nit pam&#283;&#357; pacient&#367;.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!vRH3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!vRH3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>Imunita pod lupou</strong></h5><p>Nejen celebrity si l&#233;taj&#237; do vesm&#237;ru. V&#253;lety za hv&#283;zdi&#269;kami za&#269;aly podnikat i viry a bakterie. Nepos&#237;l&#225; je tam v&#353;ak ani Richard, ani Jeff, ale v&#283;deck&#233; t&#253;my. Ve snaze naj&#237;t nov&#233; cesty boje proti infekc&#237;m zp&#367;soben&#253;m bakteriemi rezistentn&#237;mi v&#367;&#269;i antibiotik&#367;m, vyslali v&#283;dci na Mezin&#225;rodn&#237; vesm&#237;rnou stanici viry napadaj&#237;c&#237; bakterie (bakteriof&#225;gy) a sledovali jejich souboj s bakteriemi v prost&#345;ed&#237; mikrogravitace. Z v&#253;sledk&#367; studie vypl&#253;v&#225;, &#382;e se <a href="https://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.3003568">ve vesm&#237;ru z&#225;sadn&#283; m&#283;n&#237; to, jak spolu bakteriof&#225;gy a bakterie interaguj&#237;</a>. U bakteriof&#225;g&#367; doch&#225;z&#237; ke genetick&#253;m zm&#283;n&#225;m m&#283;n&#237;c&#237;m zp&#367;sob, jak&#253;m se p&#345;ichyt&#225;vaj&#237; na bakterie. U bakteri&#237; naopak doch&#225;z&#237; ke zm&#283;n&#225;m v obran&#283; proti vir&#367;m. Z&#237;skan&#233; v&#253;sledky jsou cenn&#253;m podkladem pro v&#253;voj mo&#382;n&#253;ch terapi&#237; proti rezistentn&#237;m infekc&#237;m.</p><p>*</p><p>P&#345;esu&#328;me se od vir&#367; napadaj&#237;c&#237;ch bakterie k vir&#367;m napadaj&#237;c&#237;m &#269;lov&#283;ka &#8211; konkr&#233;tn&#283; k rinovir&#367;m, nej&#269;ast&#283;j&#353;&#237;m p&#367;vodc&#367;m b&#283;&#382;n&#233;ho nachlazen&#237;. Do hled&#225;&#269;ku si je vzali v&#283;dci zab&#253;vaj&#237;c&#237; se ot&#225;zkou pro&#269; n&#283;kte&#345;&#237; z n&#225;s onemocn&#237; z&#225;va&#382;n&#283;ji n&#283;&#382; jin&#237;. Dle v&#353;eho hraje hlavn&#237; roli <a href="https://www.cell.com/cell-press-blue/fulltext/S3051-3839(25)00001-5?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS3051383925000015%3Fshowall%3Dtrue">&#269;asn&#225; antivirov&#225; reakce nosn&#237; sliznice ne&#382; jen patogenn&#237; vlastnosti viru samotn&#233;ho</a>. Pokud je reakce na&#353;eho t&#283;la oslaben&#225; nebo se opozd&#237;, virus se roz&#353;&#237;&#345;&#237;, vyvol&#225; z&#225;n&#283;t a pot&#237;&#382;e s d&#253;ch&#225;n&#237;m. V&#283;dci na laboratorn&#283; vyp&#283;stovan&#233; lidsk&#233; nosn&#237; tk&#225;ni popsali d&#283;je v na&#353;&#237; nosn&#237; sliznici a&#382; na molekul&#225;rn&#237; &#250;rove&#328; a ukazuj&#237; kr&#225;su vz&#225;jemn&#233; spolupr&#225;ce proces&#367;, je&#382; v kone&#269;n&#233;m d&#367;sledku vede k zablokov&#225;n&#237; &#353;&#237;&#345;en&#237; infekce a likvidaci viru. Na um&#283;le vyp&#283;stovan&#233; tk&#225;ni v&#353;ak nen&#237; mo&#382;n&#233; vid&#283;t celou reakci komplexn&#283;, proto&#382;e chyb&#237; spousta bun&#283;k a l&#225;tek pos&#237;lan&#253;ch za norm&#225;ln&#237;ch okolnost&#237; z t&#283;la do m&#237;sta z&#225;n&#283;tu. V&#283;dce tedy &#269;ekaj&#237; je&#353;t&#283; dal&#353;&#237; v&#253;zkumy, nicm&#233;n&#283; postupn&#233; odhalov&#225;n&#237; molekul&#225;rn&#237;ch mechanism&#367; je cestou pro vznik nov&#253;ch terapeutick&#253;ch postup&#367; v budoucnosti.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h4>St&#345;&#237;pky pozn&#225;mek</h4><p>&#128138; Hubnut&#237; na po&#269;k&#225;n&#237;? Ale ov&#353;em, nen&#237; probl&#233;m. Ale&#8230; popul&#225;rn&#237; pilulky jako jsou t&#345;eba Ozempic, Mounjaro nebo Zepbound sice mohou z velrybky ud&#283;lat kouzlem delf&#237;na, le&#269; ne na trvalo. Po jejich vysazen&#237; magie vyprch&#225; skoro stejn&#283; rychle, jako z Popel&#269;ina ko&#269;&#225;ru po odbit&#237; p&#367;lnoci. V&#283;dci &#345;&#237;kaj&#237;, &#382;e <a href="https://www.bmj.com/content/392/bmj-2025-085304">hmotnost se po vysazen&#237; l&#233;k&#367; vrac&#237; zhruba &#269;ty&#345;n&#225;sobnou rychlost&#237;</a> ne&#382; po hubnut&#237; klasickou dietou. Prost&#283; a jednodu&#353;e &#8211; hmotnost nen&#237; jen o z&#225;zra&#269;n&#253;ch pilulk&#225;ch, ale o nastaven&#237; zdrav&#233;ho &#382;ivotn&#237;ho stylu a stravovac&#237;ch n&#225;vyk&#367;.</p><p>*</p><p>&#129473;&nbsp;Kdy&#382; u&#382; jsme u toho stravov&#225;n&#237;: <a href="https://academic.oup.com/ije/article-abstract/54/6/dyaf182/8313011?redirectedFrom=fulltext">hl&#237;dejte si sacharidy na tal&#237;&#345;i</a>. Hlavn&#283; tedy jejich typ. Zat&#237;mco n&#283;kter&#233; podporuj&#237; spr&#225;vn&#233; funkce mozku a udr&#382;uj&#237; ho fit, jin&#233; naopak mohou zvy&#353;ovat riziko demence. Ovliv&#328;uj&#237; toti&#382; jak mozek st&#225;rne. A kter&#233; jsou kter&#233;? Selsk&#253; rozum napov&#237;: pomalu straviteln&#233; sacharidy v ovoci, lu&#353;t&#283;nin&#225;ch a celozrnn&#253;ch potravin&#225;ch riziko vzniku demence sni&#382;uj&#237; (cca -16 %), zat&#237;mco rychle straviteln&#233; sacharidy vyvol&#225;vaj&#237;c&#237; prudk&#233; skoky krevn&#237;ho cukru riziko zvy&#353;uj&#237; (cca +14 %).</p><p>*<br>&#129744; M&#225;te r&#225;di bor&#367;vky? Podle v&#283;dc&#367; jsou <a href="https://www.tandfonline.com/doi/full/10.1080/10408398.2025.2610406">divok&#233; bor&#367;vky &#382;ol&#237;kem pro kardiometabolick&#233; zdrav&#237;</a>. Mohou zlep&#353;ovat funkce c&#233;v (tam je p&#345;&#237;nos nejv&#283;t&#353;&#237;), sni&#382;ovat cholesterol, vyrovn&#225;vat krevn&#237; cukr, zlep&#353;ovat metabolismus, pam&#283;&#357; a zdrav&#237; st&#345;ev a mikrob&#367; v nich. P&#345;&#237;nosy se pr&#253; mohou objevit u&#382; b&#283;hem n&#283;kolika hodin po konzumaci, sta&#269;&#237; p&#345;itom hrnek bor&#367;vek denn&#283;. Tyhlety z&#225;zra&#269;n&#283; bobulky jsou toti&#382; nadupan&#233; mimo jin&#233; polyfenoly a vl&#225;kninou, vyu&#382;&#237;vanou st&#345;evn&#237;mi mikroorganismy pro tvorbu &#345;ady zdrav&#237; prosp&#283;&#353;n&#253;ch metabolit&#367; uvol&#328;ovan&#253;ch do ob&#283;hu. 12 klinick&#253;ch studi&#237;, 24 let v&#253;zkum&#367;, 4 zem&#283; &#8211; to u&#382; je pom&#283;rn&#283; p&#225;dn&#253; argument. M&#225;v&#225;m od bor&#367;vkov&#233;ho &#353;ejku a p&#345;ip&#237;j&#237;m na zdrav&#237;!</p><p><sup>&#129750; </sup>&#268;aje jsou dobr&#233;, &#269;aje jsou fajn. Ve zkratce, co ur&#269;it&#283; v&#237;te: &#269;aj (hlavn&#283; zelen&#253;) um&#237; zlep&#353;it funkce srdce a c&#233;v, sn&#237;&#382;it riziko v&#225;&#382;n&#253;ch onemocn&#283;n&#237; (obezita, diabete, n&#225;dory), chr&#225;n&#237; mozek, posiluje svaly, prodlu&#382;uje &#382;ivot a tak d&#225;le. <a href="https://www.maxapress.com/article/doi/10.48130/bpr-0025-0036">D&#367;le&#382;it&#225; je v&#353;ak forma</a>. Jednou prov&#382;dy: kvalitn&#237; ov&#283;&#345;en&#253; p&#367;vod + &#269;erstv&#283; louhovan&#253;! Nepijte ty p&#345;eslazen&#233; sajrajty v lahv&#237;ch a fancy kel&#237;mc&#237;ch s barevn&#253;ma kuli&#269;kama. Jolanda by v&#225;m pov&#283;d&#283;la, &#382;e je to velk&#253; &#353;patn&#253;. A je&#353;t&#283; jedna pozn&#225;mka z&#225;v&#283;rem &#8211; &#269;aj ovliv&#328;uje vst&#345;eb&#225;v&#225;n&#237; l&#233;k&#367; a potravinov&#253;ch dopl&#328;k&#367;, tak pozor na to a zap&#237;jejte je pros&#237;m vodou. &#268;aj si nechte k chv&#237;l&#237;m u knihy. Nebo u newsletter&#367;.</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou.</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k n&#283;mu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 12/25 - Ohlédnutí za uplynulými studiemi]]></title><description><![CDATA[Prosinec p&#345;in&#225;&#353;&#237; rekapitulaci a v&#253;hled do budoucna - jak&#253; jin&#253; ne&#382; pozitivn&#237;. Pesimismu je kolem n&#225;s v&#237;ce ne&#382; dost.]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-1225-ohlednuti-za</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-1225-ohlednuti-za</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Wed, 31 Dec 2025 21:04:25 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!NHnl!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4fbc11ba-9e58-4905-b56c-ad74ea406425_3508x1819.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>V&#225;&#382;en&#237; a mil&#237; &#269;ten&#225;&#345;i,</p><p>vrac&#237;m se po del&#353;&#237; odmlce, a p&#345;in&#225;&#353;&#237;m v&#225;m v&#253;b&#283;r z (pro mne a snad i pro v&#225;s) nejzaj&#237;mav&#283;j&#353;&#237;ch v&#283;deck&#253;ch hrozn&#367;, kter&#233; jsem v uplynul&#233;m roce vyzobala ze zelen&#253;ch list&#367; impaktovan&#253;ch periodik. </p><p>Krom&#283; opra&#353;ov&#225;n&#237; zdrav&#237;, bilancov&#225;n&#237;, zda m&#225; &#269;i nem&#225; smysl pokra&#269;ovat v psan&#237; (ve sv&#283;tle rostouc&#237;ho hypu &#8222;v&#353;e, co pot&#345;ebuju, mi najde m&#367;j AI asistent&#8220;), a n&#283;kolika populariza&#269;n&#237;ch p&#345;edn&#225;&#353;ek, jsem se letos pono&#345;ila do spolupr&#225;ce na &#353;kolen&#237; porodn&#237;ch asistentek, tak&#382;e se tu bude objevovat i v&#237;cero t&#233;mat ze &#353;upl&#237;ku o v&#253;voji imunity. Slovy klasika: byl to klidn&#253; rok, to nemohu &#345;&#237;ct.</p><p>Nu&#382;e, ne&#382; si rok s rokem pod&#225; ruku, pus&#357;te se do &#269;tiva a p&#345;ipojte se ke mn&#283; o p&#367;lnoci s tichou prosbou tam nahoru, aby byl rok 2026 pln&#253; zdrav&#237;, &#353;t&#283;st&#237; a pokud mo&#382;no taky trochy toho klidu&#8230;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, 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/__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!NHnl!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F4fbc11ba-9e58-4905-b56c-ad74ea406425_3508x1819.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!NHnl!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img 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/__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><h5><strong>Dlouh&#233; prsty st&#345;evn&#237;ho ekosyst&#233;mu</strong></h5><p>Dvojit&#283; zaslepen&#225; randomizovan&#225; a placebem kontrolovan&#225; studie (tedy studie minimalizuj&#237;c&#237; v&#353;echna mo&#382;n&#225; zkreslen&#237;, jimi&#382; m&#367;&#382;e b&#253;t v&#253;zkum zat&#237;&#382;en) uk&#225;zala, &#382;e <a href="https://ajcn.nutrition.org/article/S0002-9165(25)00527-1/fulltext">miner&#225;ly mohou p&#367;sobit na na&#353;e t&#283;lo nejen p&#345;&#237;mo, ale i nep&#345;&#237;mo skrze mikrobiom</a>. Konkr&#233;tn&#283; se v&#283;dci pod&#237;vali na ho&#345;&#269;&#237;k a jejich v&#253;sledky ukazuj&#237;, &#382;e jeho dopl&#328;ov&#225;n&#237; do stravy je spojeno s v&#253;robou vitaminu D st&#345;evn&#237;mi mikroby, co&#382; vede potenci&#225;ln&#283; k br&#382;d&#283;n&#237; ne&#382;&#225;douc&#237;ch proces&#367; spojen&#253;ch s rozvojem kolorekt&#225;ln&#237;ho karcinomu. Samoz&#345;ejm&#283; v&#353;e z&#225;vis&#237; na stavu mikrobiomu, strav&#283; a mnoha dal&#353;&#237;ch faktorech. &#268;&#237;m d&#225;l v&#237;ce je patrn&#233;, &#382;e maj&#237;-li m&#237;t dopl&#328;ky stravy p&#345;&#237;nosn&#253; efekt, je t&#345;eba jejich personalizovan&#233;ho pou&#382;it&#237; a volba spr&#225;vn&#253;ch kombinac&#237; pro jejich maxim&#225;ln&#237; mo&#382;n&#253; &#250;&#269;inek.</p><p>*</p><p>To, jak moc mluv&#237; st&#345;eva do na&#353;eho zdrav&#237;, odkr&#253;v&#225; i studie zam&#283;&#345;en&#225; na interakce mezi nervov&#253;m syst&#233;mem, povrchem st&#345;eva a imunitn&#237;m syst&#233;mem. <a href="https://www.nature.com/articles/s41590-025-02326-0">Bu&#328;ky st&#345;evn&#237; sliznice a st&#345;evn&#237; neurony spolu komunikuj&#237; a na z&#225;klad&#283; obdr&#382;en&#253;ch sign&#225;l&#367; pak imunita ve st&#345;evech p&#345;ep&#237;n&#225; mezi programy</a> (oprava/tolerance/&#250;tok). Sesb&#237;ran&#225; data mohou m&#237;t v budoucnu dopad na postupy p&#345;i l&#233;&#269;b&#283; bakteri&#225;ln&#237;ch infekc&#237;, st&#345;evn&#237;ch z&#225;n&#283;t&#367; &#269;i alergi&#237;.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>N&#225;dory a jejich bujen&#237;</strong></h5><p>O tom, &#382;e st&#345;evn&#237; mikrobi kecaj&#237; do efektivity imunoterapie si v&#283;de&#269;t&#237; vrabci cvrlikaj&#237; na st&#345;ech&#225;ch u&#382; n&#283;jak&#253; ten p&#225;tek, ale jak to ti mikrobi d&#283;laj&#237;, to se p&#345;esn&#283; nev&#237;. Letos v &#269;ervenci vykoukla na sv&#283;tlo sv&#283;ta studie zam&#283;&#345;en&#225; na konkr&#233;tn&#237; st&#345;evn&#237; bakteri&#225;ln&#237; rod, kter&#253; <a href="https://www.nature.com/articles/s41586-025-09249-8">zvy&#353;uje protin&#225;dorovou imunitu prost&#345;ednictv&#237;m aktivace ur&#269;it&#233;ho typu imunitn&#237;ch bun&#283;k</a>, jejich n&#225;sledn&#233; migrace do n&#225;doru a spu&#353;t&#283;n&#237; protin&#225;dorov&#253;ch proces&#367;. Uvid&#237;me, kam se v&#253;zkum protin&#225;dorov&#253;ch terapi&#237; d&#225;le posune, nicm&#233;n&#283; se &#269;&#237;m d&#225;l v&#237;ce mluv&#237; o vyu&#382;it&#237; mikrob&#367; jako podp&#367;rn&#253;ch akt&#233;r&#367; cel&#233; terapeutick&#233; ma&#353;inerie.</p><p>*</p><p>V &#345;&#237;jnu se pak do &#353;upl&#237;ku s n&#225;dorov&#253;mi studiemi p&#345;ipojila studie zam&#283;&#345;en&#225; na odhalen&#237; mechanismu protin&#225;dorov&#233;ho p&#367;soben&#237; cvi&#269;en&#237;. Zd&#225; se, &#382;e <a href="https://pubmed.ncbi.nlm.nih.gov/40639377/">cvi&#269;en&#237; spou&#353;t&#237; zm&#283;ny v mikrobi&#225;ln&#237;m spole&#269;enstvu</a>, zvy&#353;uje se hladina form&#225;tu (metabolitu produkovan&#233;ho mikroby ve st&#345;evech) a ten pak posiluje protin&#225;dorovou aktivitu v&#253;konn&#253;ch bun&#283;k imunitn&#237;ho syst&#233;mu. Samoz&#345;ejm&#283;, toto zji&#353;t&#283;n&#237; p&#345;in&#225;&#353;&#237; spoustu ot&#225;zek jako je nap&#345;. mno&#382;stv&#237; pot&#345;ebn&#233;ho pohybu k projeven&#237; efektu, ale je to dal&#353;&#237; puzzl&#237;k do skl&#225;da&#269;ky. A ka&#382;d&#253; puzzl&#237;k se po&#269;&#237;t&#225;.</p><p>Protin&#225;dorovou imunitu pom&#225;h&#225; dr&#382;et <a href="https://pubmed.ncbi.nlm.nih.gov/41187761/">i jin&#253; mikrobi&#225;ln&#237; produkt (tzv. butyr&#225;t) produkovan&#253; jinou partou mikrob&#367; ve st&#345;evech</a>. V&#353;e spole&#269;n&#283; dotv&#225;&#345;&#237; a vyzdvihuje d&#367;le&#382;itost p&#345;&#237;jmu vl&#225;kniny a udr&#382;ov&#225;n&#237; zdrav&#233;ho st&#345;evn&#237;ho mikrobiomu zdrav&#253;m &#382;ivotn&#237;m stylem.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>Otazn&#237;ky st&#225;rnut&#237;</strong></h5><p>V&#283;dci se zab&#253;vali a st&#225;le zab&#253;vaj&#237; ot&#225;zkou, jak se m&#283;n&#237; skladba a stav imunitn&#237;ch bun&#283;k s nar&#367;staj&#237;c&#237;m v&#283;kem. V &#345;&#237;jnu vy&#353;la pr&#225;ce mapuj&#237;c&#237; zm&#283;ny v imunitn&#237;ch bu&#328;k&#225;ch a ukazuje, &#382;e <a href="https://www.nature.com/articles/s41586-025-09686-5">v&#283;k v ob&#269;ance nemus&#237; odpov&#237;dat st&#225;rnut&#237; na&#353;eho imunitn&#237;ho syst&#233;mu</a>. V&#253;sledky studie poskytuj&#237; nov&#233; terapeutick&#233; c&#237;le pro &#250;pravu imunity v souvislosti se st&#225;rnut&#237;m. </p><p>Dosavadn&#237; snahy o podporu v&#283;kem uvadaj&#237;c&#237; imunity a p&#345;edejit&#237; tak zvy&#353;uj&#237;c&#237; se n&#225;chylnosti k infekc&#237;m, autoimunit&#225;m &#269;i n&#225;dorov&#253;m onemocn&#283;n&#237;m, se v&#353;ak neuk&#225;zaly jako dobr&#253; n&#225;pad. Mnohdy byly prov&#225;zeny toxick&#253;mi vedlej&#353;&#237;mi &#250;&#269;inky &#269;i miziv&#253;m efektem. V ned&#225;vn&#233; studii auto&#345;i obracej&#237; pohled od imunitn&#237;ch bun&#283;k ke st&#225;rnouc&#237;m org&#225;n&#367;m &#8211; ty toti&#382; imunitn&#237;m bu&#328;k&#225;m zd&#225; se p&#345;est&#225;vaj&#237; pos&#237;lat pot&#345;ebn&#233; sign&#225;ly. <a href="https://www.nature.com/articles/s41586-025-09873-4">P&#345;echodn&#233; experiment&#225;ln&#237; obnoven&#237; jatern&#237;ch funkc&#237; u my&#353;&#237; pomohlo znovu nastartovat imunitn&#237; sign&#225;ly oslaben&#233; st&#225;rnut&#237;m a zlep&#353;it funkci imunitn&#237;ch bun&#283;k u st&#225;rnouc&#237;ch my&#353;&#237;</a>. Jak vidno, n&#283;kdy k rozlousknut&#237; zapeklit&#233;ho o&#345;&#237;&#353;ku sta&#269;&#237; zm&#283;na perspektivy.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!vRH3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!vRH3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5>Imunitn&#237; man&#233;vry</h5><p>Ran&#253; v&#253;voj v d&#283;loze ur&#269;uje mnoh&#233;, v&#269;etn&#283; toho, jak bude vypadat budouc&#237; imunitn&#237; &#8222;provoz&#8220;. <a href="https://pubmed.ncbi.nlm.nih.gov/41161316/">Imunitn&#237; bu&#328;ky plodu jsou aktivn&#237; u&#382; v prenat&#225;ln&#237;m obdob&#237; a druh&#253; trimestr je pro jejich v&#253;voj kritick&#253;</a>. Stejn&#283; jako Bejby &#8211; nesed&#237; v kout&#283;. Lad&#237; sv&#367;j tane&#269;ek je&#353;t&#283; p&#345;edt&#237;m, ne&#382; po porodu vysko&#269;&#237; s infekc&#237; na p&#243;dium. Oproti dosavadn&#237;m p&#345;edstav&#225;m o klidov&#233;m nastaven&#237; imunitn&#237;ho syst&#233;mu plodu, odkr&#253;vaj&#237; v&#283;dci existenci pam&#283;&#357;ov&#253;ch/aktivovan&#253;ch imunitn&#237;ch bun&#283;k nap&#345;&#237;&#269; vyv&#237;jej&#237;c&#237;mi se org&#225;ny a prezentuj&#237; sv&#283;tu multi-org&#225;nov&#253; atlas ukazuj&#237;c&#237; imunitn&#237; stav ve 23 org&#225;nech plodu a dosp&#283;l&#233;ho &#269;lov&#283;ka.</p><p>*</p><p>O mno&#382;stv&#237; porod&#367; a kojen&#237; jako o ochrann&#233;m faktoru sni&#382;uj&#237;c&#237;m riziko vzniku (nejen) rakoviny prsu se napsalo ji&#382; mnoho studi&#237;, dosud v&#353;ak nebyl zn&#225;m imunologick&#253; mechanismus, kter&#253; za t&#237;m stoj&#237;. V &#269;ervenci publikovali v&#283;dci data ukazuj&#237;c&#237; <a href="https://www.nature.com/articles/s41586-025-09713-5">souvislost mno&#382;stv&#237; porod&#367; a kojen&#237; s hromad&#283;n&#237;m ur&#269;it&#233;ho typu obrann&#253;ch imunitn&#237;ch T bun&#283;k v prsu</a>. Tyto bu&#328;ky p&#345;isp&#237;vaj&#237; k ochran&#283; proti n&#283;kter&#253;m typ&#367;m n&#225;dor&#367; prsu v&#269;etn&#283; triple negativn&#237;ho karcinomu prsu. V praxi to neznamen&#225; stoprocentn&#237; ochranu, ale v&#253;znamn&#233; sn&#237;&#382;en&#237; rizika vzniku tohoto z&#225;ke&#345;n&#233;ho onemocn&#283;n&#237;, a kdy&#382; u&#382; propukne, tak maj&#237; pacientky lep&#353;&#237; progn&#243;zu. </p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h4>St&#345;&#237;pky pozn&#225;mek</h4><p>&#129698; V&#283;dci vyvinuli <a href="https://www.nature.com/articles/s44454-025-00020-2">nov&#253; typ samo&#269;ist&#237;c&#237;ho filtru vysoce &#250;&#269;inn&#233;ho pro zachyt&#225;v&#225;n&#237; mikroplast&#367; uvol&#328;ovan&#253;ch p&#345;i pran&#237; z pra&#269;ky</a>. Filtr je inspirovan&#253; filtra&#269;n&#237;m syst&#233;mem ryb, kter&#233; filtruj&#237; potravu p&#345;&#237;mo z vody p&#345;i plav&#225;n&#237;. Dle v&#253;sledk&#367; dok&#225;&#382;e filtr zachytit a&#382; 99,6 % mikrovl&#225;ken a jeho ucp&#225;v&#225;n&#237; br&#225;n&#237; periodick&#253; &#269;ist&#237;c&#237; mechanismus. Zat&#237;m v&#353;e funguje pouze v laborato&#345;i, uveden&#237; do praxe bude je&#353;t&#283; n&#283;jak&#253; ten p&#225;tek trvat.</p><p>*</p><p>&#127812;&nbsp;P&#345;ed p&#225;r dny byly publikov&#225;ny v&#253;sledky <a href="https://www.cell.com/cell-reports-medicine/fulltext/S2666-3791(25)00608-1">v&#253;zkumu Alzheimerovy nemoci v my&#353;&#237;m modelu</a> a uk&#225;zalo se, &#382;e oproti dosavadn&#237;mu p&#345;edpokladu, &#382;e zm&#283;ny v zasa&#382;en&#233;m mozku jsou nevratn&#233;, dok&#225;&#382;e popsan&#253; farmakologick&#253; z&#225;sah u my&#353;&#237; zlep&#353;it i pokro&#269;il&#233; projevy nemoci. Z&#225;rove&#328; v&#283;dci vytipovali potenci&#225;ln&#237; terapeutick&#233; mo&#382;nosti pro lidi. Zda se povedou v&#253;sledky zopakovat i u lid&#237;, to z&#367;st&#225;v&#225; zat&#237;m nezodpov&#283;zenou ot&#225;zkou, ale n&#283;kter&#233; procesy by nemusely b&#253;t z&#345;ejm&#283; jednosm&#283;rnou j&#237;zdenkou do pekla zapomn&#283;n&#237;.</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou.</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k n&#283;mu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 3/25 - Pauza na čaj a doplnění paliva]]></title><description><![CDATA[Aneb n&#283;kdy p&#345;ijdou chv&#237;le, kdy pis&#225;lek mus&#237; odlo&#382;it brk a nabrat nov&#253;ch sil.]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-325-pauza-na-caj</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-325-pauza-na-caj</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Mon, 31 Mar 2025 20:04:50 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!LALd!,w_256,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc77be5e6-10c8-46b6-85a6-b120970b4115_1053x1053.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Mil&#237; &#269;ten&#225;&#345;i,</p><p>dnes v&#225;m poprv&#233; po dvou a p&#367;l letech nep&#345;inesu v&#283;du do schr&#225;nek. Bohu&#382;el, ob&#269;as se t&#283;lo unav&#237; a vyt&#225;hne &#269;ervenou kartu, kterou nelze p&#345;ehl&#233;dnout. Psan&#237; ob&#283;&#382;n&#237;ku zabere ka&#382;d&#253; m&#283;s&#237;c v pr&#367;m&#283;ru 40-50 hodin prosezen&#233;ho &#269;asu v roztodivn&#253;ch p&#345;ikr&#269;en&#253;ch poloh&#225;ch na pracovn&#237; &#382;idli (plus n&#283;jakou tu probd&#283;lou noc k tomu), na co&#382; mi te&#271; nezb&#253;vaj&#237; p&#345;i ka&#382;dodenn&#237;m provozu s&#237;ly. Jak by &#345;ekla moje maminka &#8220;v&#353;ak u&#382; Ti bude&#8230;!&#8221;. A tak tedy poslu&#353;n&#283; parkuju svou t&#283;lesnou schr&#225;nku na st&#345;&#237;da&#269;ku, kde ji nech&#225;m n&#283;jak&#253; ten &#269;as nabrat pot&#345;ebn&#233; s&#237;ly, uzdravit se a dotankovat energii do plna. Kdy a v jak&#233; form&#283; se v&#225;m ob&#283;&#382;n&#237;k do schr&#225;nek vr&#225;t&#237; zat&#237;m nedok&#225;&#382;u &#345;&#237;ct, ale pokus&#237;m se jej za&#269;&#237;t znova s&#225;zet co nejd&#345;&#237;v. </p><p>D&#283;kuji v&#225;m, &#382;e jste m&#225; p&#237;smenka &#269;etli. T&#283;&#353;&#237;m se na p&#345;e&#269;tenou p&#345;&#237;&#353;t&#283;.</p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou.</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k n&#283;mu.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> a <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 2/25 - Srdeční záležitosti]]></title><description><![CDATA[&#218;norov&#253; ob&#283;&#382;n&#237;k v&#225;m p&#345;in&#225;&#353;&#237; pov&#237;d&#225;n&#237; o kardiovaskul&#225;rn&#237;m syst&#233;mu a srdci. P&#283;kn&#233; po&#269;ten&#237; vin&#353;uju!]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-225-srdecni-zalezitosti</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-225-srdecni-zalezitosti</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Fri, 28 Feb 2025 21:04:58 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!M4SN!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F975e5c3c-d3aa-467c-8f1a-50a8f9d747fb_1127x1520.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Vym&#253;&#353;len&#237; t&#233;matu pro &#250;norov&#253; ob&#283;&#382;n&#237;k bylo jednoduch&#233; &#8211; kdy jindy ne&#382; v &#250;noru ps&#225;t o srdci? M&#283;s&#237;ci v&#283;novan&#233;mu nejen such&#233;mu humoru nepodmazan&#233;mu alkoholem, ale i balonk&#367;m ve tvaru srd&#237;&#269;ek a valent&#253;nsk&#233; p&#345;ir&#225;&#382;ce na pralinky r&#367;zn&#253;ch kreativn&#237;ch tvar&#367;. V&#283;d&#283;li jste, &#382;e existuj&#237; minitartaletky velikosti jednohubek? Jsou v&#253;born&#233;, ale probojovat si k nim cestu skrze romantick&#253; opar vzn&#225;&#353;ej&#237;c&#237; se nad st&#225;nkov&#253;m mumrajem je skoro o infarkt. Zkr&#225;tka a dob&#345;e, &#250;norov&#253;m t&#233;matem byly, jsou a budou srde&#269;n&#237; z&#225;le&#382;itosti. Tak si d&#225;my p&#345;ivo&#328;te ke sv&#253;m r&#367;&#382;&#237;m (p&#225;nov&#233;, co zapomn&#283;li, nech&#357; si &#269;ichnou zespoda k fialk&#225;m) a poj&#271;me se mrknou, jak n&#225;m to srdce pracuje, a co mu &#353;kod&#237;.</p><p>PS: kdo si mne chcete p&#345;ij&#237;t omrknout a poslechnout osobn&#283;, tak p&#345;ij&#271;te <a href="https://womensacademy.cz/konference-na-zenach-zalezi/">v sobotu 8.3. do Kampusu Hybernsk&#225; v Praze</a>, kde budu pov&#237;dat o zdrav&#237;.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" 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/__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!M4SN!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F975e5c3c-d3aa-467c-8f1a-50a8f9d747fb_1127x1520.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!M4SN!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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/__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><h5><em><strong>P&#225;r slov &#250;vodem</strong></em></h5><p>Srdce jako ne&#250;navn&#225; pumpa poh&#225;n&#237; krev na&#353;&#237;m t&#283;lem, p&#345;iv&#225;d&#237; kysl&#237;k a &#382;iviny k org&#225;n&#367;m, odv&#225;d&#237; odpadn&#237; l&#225;tky a ani na vte&#345;inku nespo&#269;ine, proto&#382;e bez jeho pr&#225;ce by n&#225;&#353; &#382;ivot skon&#269;il. Miliardy tep&#367; odtikaj&#237; tyto hodiny od prvn&#237;ho &#250;deru a&#382; po ten posledn&#237;. Kdy nastane? To nev&#237; nikdo z n&#225;s, ale m&#225;me na to nemal&#253; vliv. Hlavn&#237; roli v &#250;nav&#283; srde&#269;n&#237; pumpy a jej&#237;ch c&#233;vn&#237;ch pod&#345;&#237;zen&#253;ch m&#225; toti&#382; n&#225;&#353; &#382;ivotn&#237; styl. Pokud jsme nav&#237;c zat&#237;&#382;eni genetick&#253;mi predispozicemi, tak si tu &#269;ervenou kartu m&#367;&#382;eme vyt&#225;hnout a&#382; ne&#269;ekan&#283; brzy.</p><p></p><p><em>Mezi faktory, kter&#233; d&#283;laj&#237; srdci vr&#225;sky na tk&#225;ni pat&#345;&#237;:</em></p><ul><li><p>blafy, co j&#237;me (ruku na srdce, kdo z n&#225;s si hl&#237;d&#225; spr&#225;vn&#253; p&#345;&#237;jem tuk&#367;, cukr&#367; a soli, a dr&#382;&#237; se d&#225;l od hotovek v chla&#271;&#225;c&#237;ch supermarket&#367;, ha?);</p></li><li><p>nedostatek fyzick&#233; aktivity (vytl&#225;&#269;en&#237; reli&#233;fu zadku do kancel&#225;&#345;sk&#233; &#382;idle nen&#237; pro na&#353;e kardiometabolick&#233; zdrav&#237; &#250;pln&#283; nejlep&#353;&#237; aktivita);</p></li><li><p>ku&#345;pauzy (Nikotin <em>et al.</em> v&#225;m v c&#233;v&#225;ch nap&#237;&#353;e takov&#233; &#269;l&#225;nky, a&#382; se v&#225;m &#250;&#382;asem srdce zastav&#237;);</p></li><li><p>&#382;ivot k&#345;e&#269;ka v kole&#269;ku (stres je skryt&#225; metla modern&#237;ho lidstva);</p></li><li><p>pan&#225;&#269;ci (ne, alkohol fakt nen&#237; dobr&#253; k&#225;mo&#353;).</p></li></ul><p></p><p>Tak to bychom m&#283;li seznam toho, co bychom nem&#283;li, a te&#271; si d&#225;me seznam toho, co bychom m&#283;li (t&#345;eba se toho n&#283;kdo i chytne, jsem v&#283;&#269;n&#253; optimista):</p><ul><li><p>hl&#237;dejte si p&#345;&#237;jem hlavn&#283; <em>omega-3 mastn&#253;ch kyselin</em>, kter&#233; p&#367;sob&#237; jako prevence na kdeco v&#269;etn&#283; nemoc&#237; spojen&#253;ch s kardiovaskul&#225;rn&#237;m syst&#233;mem;</p></li><li><p>vyb&#237;rejte si, odkud poch&#225;z&#237; ovoce a zelenina ve va&#353;em ko&#353;&#237;ku, nezapom&#237;nejte na fermentovan&#233; produkty (ide&#225;ln&#283; dom&#225;c&#237; v&#253;roby) a <em>j&#237;dlo bohat&#233; na vl&#225;kninu, polyfenoly, antioxidanty</em>;</p></li><li><p>vyh&#253;bejte se vysoce zpracovan&#253;m j&#237;dl&#367;m (j&#225; v&#237;m, je to rychl&#233;, ale ty n&#225;sledky jsou pak vlekl&#233;);</p></li><li><p>cho&#271;te, b&#283;hejte, plavte, opra&#353;te kolo nebo vyt&#225;hn&#283;te tane&#269;n&#237; boty, hlavn&#283; se <em>h&#253;bejte a tr&#233;nujte si srdce i c&#233;vy</em>;</p></li><li><p><em>proti stresu </em>vytaste sp&#225;nek, kl&#225;bosen&#237; s kamar&#225;dy, &#269;ern&#253; humor (ale bacha na citliv&#233; du&#353;e v okol&#237;, abyste jim t&#237;m nezp&#367;sobili stres) nebo t&#345;eba meditaci (nadstavbou je uprdelismus, ale ten je a&#382; pro zenov&#233; mistry);</p></li><li><p><em>hl&#237;dejte si &#269;oko&#353;peky</em>, jak moc p&#345;erostou, c&#233;vy a srdce to ned&#225;vaj&#237; a slinivka si pak za&#269;&#237;n&#225; taky st&#283;&#382;ovat;</p></li><li><p>a nejobl&#237;ben&#283;j&#353;&#237; polo&#382;ka na seznamu: <em><strong>nezanedb&#225;vejte preventivky u doktor&#367;</strong></em>, nechte si pravideln&#283; nab&#237;rat krev a sledujte, jak je na tom va&#353;e kardiometabolick&#233; zdrav&#237; (lep&#353;&#237; je zastavit vlak ve stanici, ne&#382;li do n&#283;j sk&#225;kat za j&#237;zdy a debatovat se strojvedouc&#237;m, &#382;e jede blb&#253;m sm&#283;rem).</p></li></ul><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><em><strong>Srde&#269;n&#237; perli&#269;ky</strong></em></h5><p>Stravou m&#367;&#382;eme srdci a kardiovaskul&#225;rn&#237;mu syst&#233;mu jak po&#345;&#225;dn&#283; zatopit, tak po&#345;&#225;dn&#283; pomoct. Ukazuje to nap&#345;&#237;klad jedna ze studi&#237; v&#283;dc&#367; z Harvardu, kter&#225; popisuje <a href="https://www.sciencedirect.com/science/article/pii/S0002916524007378?via%3Dihub#sec4">pozitivn&#237; vliv p&#345;&#237;jmu stravy s vy&#353;&#353;&#237;m pom&#283;rem rostlinn&#253;ch b&#237;lkovin</a> na n&#225;&#353; c&#233;vn&#237; syst&#233;m a srdce. Sn&#237;&#382;en&#237;m pod&#237;lu &#382;ivo&#269;i&#353;n&#253;ch b&#237;lkovin (hlavn&#283; &#269;erven&#233;ho a zpracovan&#233;ho masa) ve strav&#283; je mo&#382;n&#233; sn&#237;&#382;it riziko vzniku kardiovaskul&#225;rn&#237;ho onemocn&#283;n&#237; &#269;i ischemick&#233; choroby srde&#269;n&#237; skoro a&#382; o 20-30 %. Obecn&#233; nav&#253;&#353;en&#237; p&#345;&#237;jmu b&#237;lkovin (bez ohledu na jejich p&#367;vod) na na&#353;em tal&#237;&#345;i pom&#225;h&#225; sni&#382;ovat tato rizika je&#353;t&#283; v&#237;c. Ide&#225;ln&#237; pom&#283;r rostlinn&#253;ch a &#382;ivo&#269;i&#353;n&#253;ch b&#237;lkovin ve strav&#283; se zat&#237;m p&#345;esn&#283; nev&#237;, v&#253;zkum d&#225;l prob&#237;h&#225;, ale dle v&#283;dc&#367; by m&#283;l b&#253;t alespo&#328; 1:1,3. Tak&#382;e mil&#237; &#269;ten&#225;&#345;i, &#353;up p&#345;idat do j&#237;dla lu&#353;t&#283;niny a n&#283;jakou tu vl&#225;kninu a antioxidanty. Va&#353;e srdce v&#225;m za to po&#353;le valent&#253;nku.</p><p>*</p><p>Pom&#225;haj&#237; si va&#353;i star&#353;&#237; rodinn&#237; p&#345;&#237;slu&#353;n&#237;ci ve vedrech ventil&#225;tory? Tak zbyst&#345;ete. Pokud je po&#269;as&#237; hork&#233; a vlhk&#233;, pak vyu&#382;it&#237; ventil&#225;toru skute&#269;n&#283; vede ke sn&#237;&#382;en&#233; srde&#269;n&#237; z&#225;t&#283;&#382;i u star&#353;&#237;ch lid&#237;. Pokud je ale vedro a sucho, tak se naopak p&#345;i pou&#382;it&#237; ventil&#225;toru tato z&#225;t&#283;&#382; a&#382; trojn&#225;sobn&#283; zv&#283;t&#353;uje. Ventil&#225;tory toti&#382; sice pom&#225;haj&#237; odpa&#345;ov&#225;n&#237; potu, ale ve velmi hork&#253;ch a such&#253;ch podm&#237;nk&#225;ch jim do toho h&#225;z&#237; vidle fyzika (na podrobnosti se mrkn&#283;te do <a href="https://www.nejm.org/doi/10.1056/NEJMc2407812">&#269;l&#225;nku </a>nebo se poptejte n&#283;koho, kdo se s fyzikou kamar&#225;d&#237; v&#237;c, ne&#382; j&#225;). Lep&#353;&#237; je v tomto p&#345;&#237;pad&#283; zvolit ochlazov&#225;n&#237; k&#367;&#382;e t&#345;eba pomoc&#237; rozpra&#353;ova&#269;e s vodou.</p><p>*</p><p>V&#283;d&#283;li jste, &#382;e m&#225; srdce vlastn&#237; &#8220;mozek&#8221;? Podle nov&#253;ch <a href="https://www.nature.com/articles/s41467-024-54830-w">v&#253;zkumn&#253;ch da</a>t je nervov&#253; syst&#233;m &#345;&#237;d&#237;c&#237; srde&#269;n&#237; rytmus mnohem slo&#382;it&#283;j&#353;&#237; ne&#382; se d&#345;&#237;ve myslelo. P&#367;vodn&#237; p&#345;edstava byla, &#382;e je srdce &#345;&#237;zeno autonomn&#237; nervovou s&#237;t&#237; v povrchov&#253;ch vrstv&#225;ch srde&#269;n&#237;ho svalu p&#345;en&#225;&#353;ej&#237;c&#237; sign&#225;ly do mozku. Nyn&#237; v&#283;dci popsali n&#283;kolik typ&#367; neuron&#367; v srdci s r&#367;zn&#253;mi funkcemi v&#269;etn&#283; parti&#269;ky neuron&#367;, je&#382; se sv&#253;mi schopnostmi podob&#225; kardiostimul&#225;toru. Auto&#345;i studie d&#225;le pokra&#269;uj&#237; v b&#225;d&#225;n&#237; a odkr&#253;vaj&#237; detaily spolupr&#225;ce mezi mozkem a srdcem, kter&#233; by mohly v budoucnu pomoci naj&#237;t nov&#233; terapeutick&#233; c&#237;le pro l&#233;&#269;bu srde&#269;n&#237;ch poruch jako je t&#345;eba arytmie.</p><p>*</p><p>O schopnost srde&#269;n&#237;ho svalu se regenerovat jsme ve &#353;koln&#237;ch lavic&#237;ch nesly&#353;eli moc pozitivn&#237;ch zpr&#225;v, ale za&#269;&#237;n&#225; se ukazovat, &#382;e v ur&#269;it&#253;ch p&#345;&#237;padech to srdce um&#237;. Nap&#345;&#237;klad po t&#283;&#382;k&#233;m srde&#269;n&#237;m selh&#225;n&#237;, je-li srdce dopln&#283;no o podp&#367;rnou srde&#269;n&#237; pumpu (tzv. LVAD), se <a href="https://www.ahajournals.org/doi/10.1161/CIRCULATIONAHA.123.067156">schopnost po&#353;kozen&#233;ho srdce obnovit svou tk&#225;&#328; nov&#253;mi bu&#328;kami v&#253;razn&#283; zvy&#353;uje</a>. A to v&#237;ce ne&#382; 6x rychleji ne&#382; u zdrav&#233;ho srdce. Mechanismus tohoto jevu je zat&#237;m nezn&#225;m&#253; a v&#283;dci pro to ani nemaj&#237; &#382;&#225;dnoKardiovaskul&#225;rn&#237; nemoci: D&#225; se jim &#250;&#269;inn&#283; p&#345;edej&#237;t?u hypot&#233;zu. Co&#382; u nich samoz&#345;ejm&#283; vzbuzuje o to v&#283;t&#353;&#237; zv&#283;davost&#8230; Faktem z&#367;st&#225;v&#225;, &#382;e se mo&#382;n&#225; otev&#237;raj&#237; nov&#233; mo&#382;nosti pro pacienty se z&#225;va&#382;n&#253;mi srde&#269;n&#237;mi nemocemi, pro n&#283;&#382; dosud jedinou mo&#382;nou nad&#283;j&#237; byla transplantace.</p><p>Nav&#237;c v&#283;dci testuj&#237; <a href="https://www.nature.com/articles/s41536-024-00380-0">novou genovou terapii </a>schopnou poradit si s n&#225;sledky srde&#269;n&#237;ho selh&#225;n&#237;. Na zv&#237;&#345;ec&#237;m modelu se jim pomoc&#237; jedin&#233; injek&#269;n&#283; podan&#233; d&#225;vky l&#233;&#269;iva poda&#345;ilo zlep&#353;it srde&#269;n&#237; funkci o 30 %, zv&#253;&#353;it mno&#382;stv&#237; p&#345;e&#269;erpan&#233; krve srdcem a v&#253;razn&#283; prodlou&#382;it p&#345;e&#382;it&#237;. Uvid&#237;me, jak dopadnou klinick&#233; studie, snad se uk&#225;&#382;e tato l&#233;&#269;ba efektivn&#237; i u lid&#237;.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!vRH3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!vRH3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>Praktick&#233; rady</strong></h5><p><em><strong>Kardiovaskul&#225;rn&#237; nemoci: D&#225; se jim &#250;&#269;inn&#283; p&#345;edej&#237;t? </strong>~ T&#225;&#328;a Horynov&#225;</em></p><ul><li><p>Sni&#382;uj&#237; triglyceridy, typ tuku ve va&#353;&#237; krvi.</p></li><li><p>Sni&#382;uj&#237; riziko rozvoje nepravideln&#233;ho srde&#269;n&#237;ho rytmu (arytmie).</p></li><li><p>Zpomaluj&#237; hromad&#283;n&#237; plaku, l&#225;tky obsahuj&#237;c&#237; tuk, cholesterol a v&#225;pn&#237;k, kter&#225; zpev&#328;uje a blokuje va&#353;e tepny.</p></li><li><p>Pom&#225;haj&#237; m&#237;rn&#283; sn&#237;&#382;it v&#225;&#353; krevn&#237; tlak.</p></li><li><p>Sni&#382;uj&#237; riziko n&#225;hl&#233; srde&#269;n&#237; p&#345;&#237;hody.</p></li></ul><p>Co to je?</p><p>Jsou to <a href="https://medlineplus.gov/ency/patientinstructions/000767.htm">omega-3</a> mastn&#233; kyseliny, u kter&#253;ch v&#283;dci zdokumentovali tyto a dal&#353;&#237; preventivn&#237; &#250;&#269;inky. Nicm&#233;n&#283; m&#225; to jeden h&#225;&#269;ek:</p><p>Mus&#237;te m&#237;t tu spr&#225;vnou hladinu. P&#345;esn&#283;ji v&#225;&#353; omega-3 index by m&#283;l b&#253;t nad 8%. Prof. William Harris tuto souvislost podrobn&#283; zdokumentoval ji&#382; v roce <a href="https://pubmed.ncbi.nlm.nih.gov/17324586/">2008</a>.</p><p>Omega-3 index m&#283;&#345;&#237; mno&#382;stv&#237; EPA a DHA v bun&#283;&#269;n&#253;ch membr&#225;n&#225;ch &#269;erven&#253;ch krvinek. Z&#225;le&#382;&#237; na j&#237;deln&#237;&#269;ku, fyzick&#233; aktivit&#283;, zdravotn&#237;m stavu i individu&#225;ln&#237;m metabolismu. Nejde tedy p&#345;esn&#283; ur&#269;it, kolik a jakou formu dopln&#283;n&#237; omega-3 mastn&#253;ch kyselin by &#269;lov&#283;k m&#283;l u&#382;&#237;vat, pokud si to nezm&#283;&#345;&#237;.</p><p>To hlavn&#237; ale je, &#382;e prevence existuje, je p&#345;esn&#283; m&#283;&#345;iteln&#225; a po&#382;adovanou hladinu ka&#382;d&#253; dok&#225;&#382;e doc&#237;lit b&#283;hem n&#283;kolika m&#283;s&#237;c&#367;.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>St&#345;&#237;pky pozn&#225;mek</h3><p>&#128534;  &#8220;Ne&#353;krab si to! Rozdrbe&#353; to a bude to hor&#353;&#237;!&#8221; to&#357; pam&#225;tn&#225; v&#283;ta, kterou si mnoz&#237; z n&#225;s pamatuj&#237; z d&#283;tstv&#237; a aplikuj&#237; na sv&#233;m vlastn&#237;m potomstvu jako moudro p&#345;ed&#225;van&#233; snad ji&#382; po generace. V&#283;dci se nyn&#237; vytasili s potvrzen&#237;m, &#382;e je tomu skute&#269;n&#283; tak: <a href="https://www.science.org/doi/10.1126/science.adn9390">drb&#225;n&#237; to fakt zhor&#353;uje</a>, vyvol&#225;v&#225; dal&#353;&#237; z&#225;n&#283;t, zhor&#353;uj&#237; se p&#345;&#237;znaky a zpomaluje se hojen&#237;. Tak pro&#269; je pro n&#225;s to &#353;kr&#225;b&#225;n&#237; tak neodolateln&#233;? Zd&#225; se, &#382;e &#353;kr&#225;b&#225;n&#237; zlep&#353;uje obranu proti zlat&#233;mu stafylokokovi - bakterii zp&#367;sobuj&#237;c&#237; ko&#382;n&#237; infekce. Tento p&#345;&#237;nos v&#353;ak urputn&#233; &#353;kr&#225;b&#225;n&#237; v&#237;cem&#233;n&#283; eliminuje. Jin&#253;mi slovy &#8211; nedrb si to!</p><p>*</p><p>&#127812;&nbsp;Game&#345;i, preppe&#345;i a fandov&#233; <em>The Last of Us</em> si pomalu za&#269;&#237;naj&#237; mnout ruce &#8211; zombie apokalypsa by mohla b&#253;t kone&#269;n&#283; na obzoru! Mo&#382;n&#225; jste si v&#353;imli v mainstreamu, mo&#382;n&#225; v&#225;s to minulo: v Severn&#237;m Irsku n&#225;m b&#283;haj&#237; po jeskyn&#237;ch <a href="https://www.ingentaconnect.com/content/wfbi/fuse/pre-prints/content-f1_fuse_vol15_art7">pavou&#269;&#237; zomb&#237;ci</a>. M&#367;&#382;e za to houbi&#269;ka <em>Gibellula attenboroughii</em> pojmenovan&#225; po moder&#225;torovi a p&#345;&#237;rodov&#283;dci siru Davidu Attenboroughovi, kter&#225; manipuluje s hostitelem a nut&#237; jej k migraci s c&#237;lem roz&#353;&#237;&#345;it jej&#237; spory.</p><p>*</p><p>&#128719; Jak se v&#225;m r&#225;no vst&#225;v&#225;? V&#283;dci mrkli na ot&#225;zku, zda je probouzen&#237; stresuj&#237;c&#237; - m&#225;me sm&#367;lu, v&#283;da &#345;&#237;k&#225;, &#382;e nen&#237;, tak se nem&#225;me na co vykecat, kdy&#382; se n&#225;m z vyh&#345;&#225;t&#233; postele nechce. <a href="https://royalsocietypublishing.org/doi/10.1098/rspb.2024.1844">Hladina stresov&#233;ho hormonu kortizolu se ale vyplavuje, a to v hodin&#225;ch </a><strong><a href="https://royalsocietypublishing.org/doi/10.1098/rspb.2024.1844">p&#345;ed</a></strong><a href="https://royalsocietypublishing.org/doi/10.1098/rspb.2024.1844"> probuzen&#237;m jako sou&#269;&#225;st p&#345;&#237;pravy na&#353;eho t&#283;la na nadch&#225;zej&#237;c&#237; den</a>. Nen&#237; to tedy v reakci na probuzen&#237; jako takov&#233;, jak se d&#345;&#237;ve myslelo. Na&#353;t&#283;st&#237; je z&#237;tra sobota, tak by s tou p&#345;&#237;pravou nem&#283;lo m&#237;t t&#283;lo takov&#253; stres&#8230;</p><p>*</p><p>&#128705; Nakonec tu m&#225;m zpr&#225;vu pro p&#345;&#237;znivce otu&#382;ov&#225;n&#237; a ledov&#253;ch radov&#225;nek. Sv&#283;tlo sv&#283;ta spat&#345;il nejkomplexn&#283;j&#353;&#237; <a href="https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0317615">systematick&#253; p&#345;ehled</a> sv&#233;ho druhu zam&#283;&#345;en&#253; na &#250;&#269;inky pono&#345;en&#237; se do studen&#233; vody na zdrav&#237;. Analyzov&#225;no bylo celkem 11 studi&#237; a data z&#237;skan&#225; od 3177 lid&#237;. Se&#269;teno a podtr&#382;eno: r&#225;ch&#225;n&#237; se v mraziv&#233; vod&#283; zm&#237;r&#328;uje stres, zlep&#353;uje kvalitu &#382;ivota a kvalitu sp&#225;nku. Efekty nejsou v&#353;ak dlouhodob&#233; a v&#283;dci se chystaj&#237; na dal&#353;&#237; hlub&#353;&#237; studie tohoto fenom&#233;nu. Nicm&#233;n&#283; v&#253;hody to prost&#283; m&#225;. Tak tedy: Poj&#271; mi hop!</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou.</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k n&#283;mu.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> a <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 1/25 - Nežádoucí bujení]]></title><description><![CDATA[Prvn&#237; ob&#283;&#382;n&#237;k roku 2025 a roku d&#345;ev&#283;n&#233;ho Hada v&#225;m na hromnicov&#253;ch vln&#225;ch p&#345;in&#225;&#353;&#237; n&#283;co m&#225;lo zpod pokli&#269;ky n&#225;dorov&#233; problematiky.]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-125-nezadouci-bujeni</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-125-nezadouci-bujeni</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Fri, 31 Jan 2025 21:04:46 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!zhEF!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F3389d450-3019-4cda-9692-2e8f331e8ca3_1450x1328.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>B&#283;hem let str&#225;ven&#253;ch na Akademii v&#283;d jsem se pohybovala v problematice n&#225;dorov&#233; imunologie a n&#225;dorov&#253; v&#253;zkum po o&#269;ku sleduju po&#345;&#225;d, i kdy&#382; v mnohem men&#353;&#237; m&#237;&#345;e ne&#382; d&#345;&#237;v. Za posledn&#237; rok se se&#353;lo n&#283;kolik novinek na tomto poli, tak&#382;e se dne&#353;n&#237; ob&#283;&#382;n&#237;k ponese v duchu nekal&#233;ho bujen&#237; v na&#353;ich t&#283;lech a jeho terapie. A&#269;koli to asi nen&#237; &#250;pln&#283; pozitivn&#237; t&#233;ma ke &#269;ten&#237;, snad v&#225;m to pom&#367;&#382;e proniknout do j&#225;dra pudla n&#225;dorov&#253;ch b&#225;d&#225;n&#237;.</p><p>P&#345;eji v&#225;m kr&#225;sn&#253; vstup do roku D&#345;ev&#283;n&#233;ho Hada (kdo slav&#237;te po asijsku), p&#345;&#237;padn&#283; kr&#225;sn&#233; pro&#382;it&#237; Hromnic/Imbolcu (kdo slav&#237;te po slovansku).</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, 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12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><p><em><strong>Terminologick&#225; vsuvka</strong></em></p><p>Ne&#382; se do toho ale pust&#237;me, poj&#271;me si posv&#237;tit na pojmologii. V prv&#233; &#345;ad&#283; si mus&#237;me vysv&#283;tlit jak&#253; je rozd&#237;l mezi ozna&#269;en&#237;m &#8220;n&#225;dor&#8221; a &#8220;rakovina&#8221;. &#381;e v&#225;m to p&#345;ijde stejn&#233;? No. Nen&#237;.</p><p>Jako <strong>rakovina</strong> se ozna&#269;uj&#237; zhoubn&#233; (malign&#237;) n&#225;dory p&#345;edstavuj&#237;c&#237; <strong>v&#382;dy</strong> v&#225;&#382;n&#233; ohro&#382;en&#237; &#382;ivota. Jedn&#225; se o star&#253; pojem sahaj&#237;c&#237; pr&#253; a&#382; do dob Hippokratov&#253;ch (tedy do n&#283;jak&#253;ch cca 400 let p&#345;ed na&#353;&#237;m letopo&#269;tem). Ten m&#283;l popisovat n&#225;dor jako dlouh&#233; v&#253;b&#283;&#382;ky podobn&#233; noh&#225;m raka.</p><p>Oproti tomu pojem <strong>n&#225;dor</strong> (tumor, neopl&#225;zie, novotvar) je obecn&#253;. Ozna&#269;uje masu abnorm&#225;ln&#283; se mno&#382;&#237;c&#237;ch bun&#283;k. Tato masa m&#367;&#382;e b&#253;t zhoubn&#225; (malign&#237;), ale i nezhoubn&#225; (benign&#237;). Nezhoubn&#233; n&#225;dory rostou pomalu, jsou jasn&#283; ohrani&#269;en&#233;, ne&#353;&#237;&#345;&#237; se d&#225;le po t&#283;le (nap&#345;. lipom nebo myom) a v&#283;t&#353;inou nejsou &#382;ivot ohro&#382;uj&#237;c&#237; (z&#225;le&#382;&#237; ale na tom, kde rostou a jestli neutla&#269;uj&#237; vit&#225;ln&#237; org&#225;ny/nervy/tepny). Oproti tomu n&#225;dory zhoubn&#233; jsou invazivn&#237;, nekontrolovan&#283; se &#353;&#237;&#345;&#237; po t&#283;le, metastazuj&#237; a d&#283;laj&#237; l&#233;ka&#345;&#367;m vr&#225;sky na &#269;ele rychlost&#237; sv&#233;ho postupu a obt&#237;&#382;nost&#237; (a&#382; nemo&#382;nost&#237;) l&#233;&#269;by.</p><p>Tedy: <strong>ne ka&#382;d&#253; n&#225;dor je rakovina, ale ka&#382;d&#225; rakovina je n&#225;dor</strong>.</p><p>*</p><p><em><strong>Jak n&#225;dor vznik&#225;?</strong></em></p><p>Co se mus&#237; v t&#283;le st&#225;t, aby padla ve&#353;ker&#225; regula&#269;n&#237; opat&#345;en&#237; a vznikl n&#225;dor? Inu, mus&#237; se toho st&#225;t opravdu hodn&#283;, proto&#382;e t&#283;ch ochrann&#253;ch mechanism&#367; v sob&#283; m&#225;me celou &#345;&#225;dku. N&#283;kdy do n&#225;dorov&#233;ho bujen&#237; kec&#225; genetick&#225; predispozice, ale ruku na srdce &#8211; za &#345;adu probl&#233;m&#367; m&#367;&#382;e n&#225;&#353; &#382;ivotn&#237; styl, stravovac&#237; zlozvyky a mnohdy i nastaven&#237; hlavy (ano, i psychika m&#225; na vznik, p&#345;&#237;padn&#283; l&#233;&#269;bu, onkologick&#233;ho onemocn&#283;n&#237; vliv). A tak si sv&#253;m kou&#345;en&#237;m, nedostatkem pohybu, pop&#237;jen&#237;m p&#367;lno&#269;n&#237;ho v&#237;na, &#382;ivotem ve zne&#269;i&#353;t&#283;n&#233;m prost&#345;ed&#237;, pracovn&#237;m stresem, nedostatkem sp&#225;nku, vysoce zpracovan&#253;m j&#237;dlem a cukrov&#253;m rau&#353;em zad&#283;l&#225;v&#225;me na v&#283;ne&#269;ek i s rakvi&#269;kou. K tomu v&#353;emu se &#269;asem p&#345;id&#225; i n&#225;&#353; v&#283;k, proto&#382;e jak st&#225;rneme, tak se zvy&#353;uje pravd&#283;podobnost nahromad&#283;n&#237; dal&#353;&#237; genetick&#253;ch mutac&#237;. Kdy&#382; vzniknou v oblasti DNA, kde se nach&#225;zej&#237; geny regul&#225;tor&#367; r&#367;stu a d&#283;len&#237; bu&#328;ky, je na probl&#233;m zad&#283;l&#225;no. P&#233;&#269;&#237; o sebe sama si m&#367;&#382;eme &#382;ivot nejen prodlou&#382;it, ale i zkvalitnit. </p><p>*</p><p><em><strong>A jak ho m&#367;&#382;eme l&#233;&#269;it, kdy&#382; u&#382; tu je?</strong></em></p><p>Rok od roku se protin&#225;dorov&#253; v&#253;zkum posouv&#225; m&#237;lov&#253;mi kroky a sou&#269;asn&#233; terapie jdou ve specializovan&#253;ch centrech cestou personalizovan&#233;ho p&#345;&#237;stupu &#8211; vyu&#382;&#237;vaj&#237; genetick&#233; informace pacienta a tvo&#345;&#237; mu l&#233;&#269;bu na m&#237;ru. Mezi z&#225;kladn&#237; l&#233;&#269;ebn&#233; postupy spadaj&#237;:</p><ul><li><p><strong>chirurgick&#233; odstran&#283;n&#237;</strong> n&#225;dorov&#233; masy, pokud se jedn&#225; o n&#225;dor lokalizovan&#253;</p></li><li><p><strong>chemoterapie</strong> vyu&#382;&#237;vaj&#237;c&#237; l&#225;tky ni&#269;&#237;c&#237; rychle se mno&#382;&#237;c&#237; bu&#328;ky v t&#283;le</p></li><li><p><strong>radioterapie</strong>, v n&#237;&#382; se n&#225;dorov&#225; tk&#225;&#328; oza&#345;uje za &#250;&#269;elem po&#353;kozen&#237; n&#225;dorov&#253;ch bun&#283;k a jejich zni&#269;en&#237;</p></li><li><p><strong>hormon&#225;ln&#237; terapie</strong> u n&#225;dor&#367; z&#225;visl&#253;ch na hormonech (nap&#345;. n&#225;dor prsu &#269;i prostaty)</p></li><li><p><strong>c&#237;len&#225; l&#233;&#269;ba</strong> jdouc&#237; po konkr&#233;tn&#237;ch znac&#237;ch specifick&#253;ch pro bu&#328;ky ur&#269;it&#253;ch typ&#367; n&#225;dor&#367;</p></li><li><p><strong>imunoterapie</strong>, kter&#225; m&#225; za c&#237;l aktivovat protin&#225;dorov&#233; funkce imunitn&#237;ho syst&#233;mu, je&#382; jsou b&#283;hem n&#225;dorov&#233;ho onemocn&#283;n&#237; &#269;asto utlumeny p&#367;soben&#237;m n&#225;dorov&#253;ch bun&#283;k</p></li></ul><p>V&#283;t&#353;ina sou&#269;asn&#253;ch postup&#367; s sebou nese &#345;adu vedlej&#353;&#237;ch toxick&#253;ch &#250;&#269;ink&#367;, kter&#233; je t&#345;eba br&#225;t v &#250;vahu p&#345;i volb&#283; terapie (spolu s charakterem n&#225;doru a celkov&#253;m stavem pacienta).</p><p>*</p><p>Chcete-li hloub&#283;ji proniknout do n&#225;dorov&#233; problematiky, doporu&#269;uji &#269;l&#225;nek &#8220;<a href="https://www.cell.com/fulltext/S0092-8674(00)81683-9">The Hallmarks of Cancer</a>&#8221;, kter&#253; byl na tomto poli p&#345;elomov&#253; a do&#269;kal se dvou aktualizac&#237; v roce <a href="https://www.cell.com/cell/fulltext/S0092-8674(11)00127-9?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS0092867411001279%3Fshowall%3Dtrue">2011 </a>a <a href="https://aacrjournals.org/cancerdiscovery/article/12/1/31/675608/Hallmarks-of-Cancer-New-DimensionsHallmarks-of">2022</a>.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>Nov&#233; terapeutick&#233; strategie</strong></em></p><p>Co kdyby existovalo za&#345;&#237;zen&#237;, kter&#233; by dok&#225;zalo odhalit n&#225;dorov&#233; bujen&#237; b&#283;hem jedn&#233; jedin&#233; hodiny? Zd&#225; se to jako sci-fi? Dlouho u&#382; nebude. Mnoho let se v&#283;dci pino&#382;&#237; s tvorbou mali&#269;k&#253;ch za&#345;&#237;zen&#237; na b&#225;zi bio&#269;ip&#367;, kter&#233; by fungovaly jako p&#345;enosn&#233; diagnostick&#233; n&#225;stroje a nyn&#237; se jim poda&#345;ilo <a href="https://pubs.rsc.org/en/content/articlelanding/2024/lc/d4lc00485j">vytvo&#345;it za&#345;&#237;zen&#237;</a> detekuj&#237;c&#237; bu&#328;ky rakoviny tlust&#233;ho st&#345;eva a prostaty za zlomek &#269;asu, ceny a s mnohem v&#283;t&#353;&#237; citlivost&#237; v porovn&#225;n&#237; s dostupn&#253;mi b&#283;&#382;n&#253;mi metodami. Bylo vytvo&#345;eno se z&#225;m&#283;rem vyu&#382;&#237;vat jej hlavn&#283; ve venkovsk&#253;ch oblastech a rozvojov&#253;ch zem&#237;ch, kde je &#353;patn&#225; (nebo &#382;&#225;dn&#225;) dostupnost specializovan&#253;ch pracovi&#353;&#357;. V sou&#269;asn&#233; dob&#283; pl&#225;nuj&#237; auto&#345;i studie vytvo&#345;it prototyp za&#345;&#237;zen&#237; a spustit klinick&#233; studie, kter&#233; by za p&#225;r let mohly pustit toto za&#345;&#237;zen&#237; do praxe v p&#345;&#237;pad&#283;, &#382;e se osv&#283;d&#269;&#237;.</p><p>*</p><p>Kolorekt&#225;ln&#237; karcinom se &#345;ad&#237; mezi nejsmrteln&#283;j&#353;&#237; a bohu&#382;el i nej&#269;ast&#283;j&#353;&#237; n&#225;dorov&#233; onemocn&#283;n&#237; na sv&#283;t&#283;. Z toho d&#367;vodu je na n&#283;j up&#345;en zkoumav&#253; zrak v&#283;deck&#233; komunity a v&#283;dci ze v&#353;ech kout&#367; sv&#283;ta usilovn&#283; p&#225;traj&#237; po efektivn&#237; l&#233;&#269;b&#283;. V&#283;deck&#253; t&#253;m &#268;&#237;nsk&#233; farmaceutick&#233; univerzity <a href="https://onlinelibrary.wiley.com/doi/10.1002/anie.202402543">objevil</a> a izoloval z houby <em>Bipolaris victoriae</em> S27 dosud nezn&#225;mou t&#345;&#237;du metabolit&#367; (tzv. bipoterpridy), kter&#225; dok&#225;&#382;e ni&#269;it bu&#328;ky v&#253;&#353;e zm&#237;n&#283;n&#233; metly lidstva. Z&#225;rove&#328; auto&#345;i studie identifikovali nov&#253; potenci&#225;ln&#237; terapeutick&#253; c&#237;l pro l&#233;&#269;bu kolorekt&#225;ln&#237;ho karcinomu. </p><p>*</p><p>O tom, &#382;e imunitn&#237; syst&#233;m mu&#382;&#367; a &#382;en funguje drob&#225;tko odli&#353;n&#283;, jsem tu u&#382; p&#225;rkr&#225;t psala. A t&#253;k&#225; se to podle v&#353;eho i protin&#225;dorov&#233; imunity. Podle v&#253;sledk&#367; <a href="https://aacrjournals.org/cancerimmunolres/article-abstract/12/8/956/746556/T-Cell-Expression-of-CXCL13-is-Associated-with?redirectedFrom=fulltext">v&#283;deck&#233; studie</a> z lo&#328;sk&#233;ho l&#233;ta se ukazuje, &#382;e jeden z protein&#367; spojen&#253;ch s dobrou odpov&#283;d&#237; pacient&#367; na imunoterapii, je hojn&#283;j&#353;&#237; u &#382;en a je u nich i lep&#353;&#237;m markerem odpov&#283;di na imunoterapii. D&#225;le pak auto&#345;i studie zjistili, &#382;e specifick&#233; imunitn&#237; bu&#328;ky pronikaj&#237; u &#382;en do n&#225;dor&#367; ve vysoce aktivovan&#233; form&#283; narozd&#237;l od mu&#382;&#367;, kte&#345;&#237; maj&#237; v n&#225;dorech sp&#237;&#353;e imunitn&#237; bu&#328;ky supresivn&#237;ho charakteru. Suma sum&#225;rum, protin&#225;dorov&#225; terapie mo&#382;n&#225; dozn&#225; zm&#283;n v podob&#283; speci&#225;ln&#237;ch &#250;prav pro ka&#382;d&#233; pohlav&#237; zvl&#225;&#353;&#357;.</p><p>*</p><p>Mezi nov&#233; mo&#382;n&#233; terapeutick&#233; postupy pat&#345;&#237; i <a href="https://pubs.acs.org/doi/10.1021/acsnano.4c07843">kombinovan&#225; terapie</a> sest&#225;vaj&#237;c&#237; se z <a href="https://www.prolekare.cz/clanky-pro-pacienty/fotodynamicka-terapie-nabizi-nove-moznosti-pro-pacientky-s-rakovinou-prsu-111133">fototerapie</a> a chemoterapie. V&#283;dci z MIT vytvo&#345;ili drobn&#233; &#269;&#225;stice, kter&#233; je mo&#382;no vpravit p&#345;&#237;mo do n&#225;doru bez potenci&#225;ln&#237;ch vedlej&#353;&#237;ch dopad&#367; na zdravou tk&#225;&#328;. Testov&#225;n&#237; na my&#353;&#237;ch prok&#225;zalo &#250;&#269;innost tohoto terapeutick&#233;ho postupu, te&#271; u&#382; to &#8220;jen&#8221; vyzkou&#353;et na lidech. V&#283;dci doufaj&#237;, &#382;e by se dal pou&#382;&#237;t v p&#345;&#237;pad&#283; rychle rostouc&#237;ch n&#225;dor&#367; p&#345;&#237;padn&#283; n&#225;dor&#367; v pokro&#269;il&#233; f&#225;zi v&#269;etn&#283; metast&#225;z.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!vRH3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!vRH3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>Praktick&#233; rady</strong></h5><p><em><strong>Prevence a l&#233;&#269;ba rakoviny: Vliv omega-6 a omega-3 </strong>~ T&#225;&#328;a Horynov&#225;</em></p><p>&#8220;<em>Pom&#283;r 2,5:1 sn&#237;&#382;il proliferaci rekt&#225;ln&#237;ch bun&#283;k u pacient&#367; s kolorekt&#225;ln&#237;m karcinomem, zat&#237;mco pom&#283;r 4:1 se stejn&#253;m mno&#382;stv&#237;m omega-3 PUFA nem&#283;l &#382;&#225;dn&#253; &#250;&#269;inek. Ni&#382;&#353;&#237; pom&#283;r omega-6/omega-3 u &#382;en s rakovinou prsu byl spojen se sn&#237;&#382;en&#253;m rizikem.</em>&#8221; Tato <a href="https://pubmed.ncbi.nlm.nih.gov/12442909/">slova</a> jsem poprv&#233; &#269;etla u&#382; v roce 2018.</p><p>V listopadu 2019 jsem si v<a href="https://archiv.szu.cz/uploads/CZVP/Omega3index_uvod.pdf"> pr&#225;ci</a> o omega-3 indexu ze St&#225;tn&#237;ho zdravotn&#237;ho &#250;stavu p&#345;e&#269;etla, &#382;e bu&#328;ky rakoviny bez z&#225;n&#283;tu nemohou r&#367;st.</p><p>P&#237;&#353;e se rok 2025 a PubMed je ji&#382; pln&#253; v&#283;deck&#253;ch studi&#237; i meta-studi&#237;, ze kter&#253;ch jednozna&#269;n&#283; vypl&#253;v&#225;, &#382;e:</p><ul><li><p>n&#237;zk&#253; pom&#283;r omega-6/omega-3 (AA/EPA) v t&#283;le utv&#225;&#345;&#237; prost&#345;ed&#237;, kdy je &#353;&#237;&#345;en&#237; bun&#283;k rakoviny obt&#237;&#382;n&#283;j&#353;&#237;;</p></li><li><p>omega-3 funguj&#237; velmi efektivn&#283; jako podpora l&#233;&#269;by rakoviny t&#237;m, &#382;e r&#367;zn&#253;mi biochemick&#253;mi cestami zefektiv&#328;uj&#237; l&#233;&#269;bu. Tato <a href="https://pmc.ncbi.nlm.nih.gov/articles/PMC4773771/">meta-anal&#253;za</a> zkoumala mnoho des&#237;tek studi&#237; na lidech i zv&#237;&#345;atech;</p></li><li><p>dostatek omega-3 mastn&#253;ch kyselin ve v&#253;&#382;iv&#283; (resp. omega-3 index nad 8 %) je efektivn&#237;m n&#225;strojem prevence metast&#225;z a rakoviny.</p></li></ul><p>Podtr&#382;eno se&#269;teno: jsme to, co j&#237;me. A jeliko&#382; j&#237;me ka&#382;d&#253; den a obvykle v&#237;ckr&#225;t denn&#283;, m&#367;&#382;eme pomoc&#237; stravy a dopl&#328;k&#367; t&#283;lu pom&#225;hat nebo ubli&#382;ovat. D&#283;lat mu to leh&#269;&#237; nebo slo&#382;it&#283;j&#353;&#237;.</p><p>M&#283;&#345;en&#237; omega-3 indexu p&#345;edstavuje tedy efektivn&#237; cestu, jak si svou v&#253;&#382;ivu hl&#237;dat a t&#283;lu pom&#225;hat, aby p&#345;&#237;padn&#253; boj s exponenci&#225;ln&#237;m n&#225;r&#367;stem nep&#345;&#225;telsk&#253;ch bun&#283;k mohlo sn&#225;ze v&#269;as rozpoznat a zabr&#225;nit v&#283;t&#353;&#237;m &#353;kod&#225;m.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>St&#345;&#237;pky pozn&#225;mek</h3><p>&#9749;&#65039; Pijete k&#225;vu? A kdy? Vypad&#225; to, &#382;e je rann&#237; pop&#237;jen&#237; tohoto n&#225;poje barvy p&#367;lno&#269;n&#237; &#269;erni pro zdrav&#237; (a srdce p&#345;edev&#353;&#237;m) p&#345;&#237;nosn&#283;j&#353;&#237; ne&#382; jej&#237; celodenn&#237; nas&#225;v&#225;n&#237;. <a href="https://academic.oup.com/eurheartj/advance-article/doi/10.1093/eurheartj/ehae871/7928425">Rann&#237; kafa&#345;i si sni&#382;uj&#237; riziko kardiovaskul&#225;rn&#237;ch nemoc&#237; a p&#345;ed&#269;asn&#233;ho &#250;mrt&#237;</a> v porovn&#225;n&#237; s celodenn&#237;mi pij&#225;ky a lidmi k&#225;v&#283; neholduj&#237;c&#237;mi, pokud za r&#225;no vypij&#237; dva a v&#237;ce &#353;&#225;lk&#367; k&#225;vy (jeden &#353;&#225;lek nesta&#269;&#237;). Nen&#237; tedy d&#367;le&#382;it&#233; jen zda a kolik k&#225;vy pijete, ale tak&#233; KDY ji pijete. Zat&#237;m nev&#237;m pro&#269; tomu tak je, ale pravd&#283;podobn&#283; se to vztahuje k cirkadi&#225;nn&#237;m rytm&#367;m, kter&#233; m&#367;&#382;e odpoledn&#237; a ve&#269;ern&#237; pit&#237; k&#225;vy naru&#353;it. K&#225;va by pr&#253; mohla potla&#269;ovat hormon melatonin dle&#382;it&#253; pro spr&#225;vn&#283; funguj&#237;c&#237; sp&#225;nkov&#233; cykly. V&#253;zkumy d&#225;le pokra&#269;uj&#237;.</p><p>*</p><p>&#129300;&nbsp;&#381;ivot a jeho pro&#382;&#237;v&#225;n&#237; se skl&#225;d&#225; z mno&#382;stv&#237; v&#283;t&#353;&#237;ch &#269;i men&#353;&#237;ch rozhodnut&#237;, kter&#225; za den ud&#283;l&#225;me. V&#283;dci se te&#271; dop&#237;dili dal&#353;&#237;ho d&#237;lku obr&#225;zku, <a href="https://www.cell.com/cell/fulltext/S0092-8674(24)01378-3?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS0092867424013783%3Fshowall%3Dtrue">jak se mozek rozhoduje</a> &#8211; alespo&#328; ten zv&#237;&#345;ec&#237;. Kl&#237;&#269;ovou roli p&#345;i filtrov&#225;n&#237; smyslov&#253;ch informac&#237; (zvuky, pachy atp.) maj&#237; elektrick&#233; synapse v mozku. Vyla&#271;uj&#237; je a umo&#382;&#328;uj&#237; zv&#237;&#345;at&#367;m rozhodovat se v z&#225;vislosti na kontextu. Uvid&#237;me, &#269;eho dal&#353;&#237;ho se auto&#345;i t&#233;to studie dop&#225;traj&#237; v budoucnu.</p><p>*</p><p>&#128101; Jak to m&#225;te s potk&#225;va&#269;kami? Jste sp&#237;&#353;e osam&#283;l&#237; medv&#283;di bru&#269;&#237;c&#237; ve sv&#253;ch jeskyn&#237;ch nebo ukecan&#237; spole&#269;en&#353;t&#237; svi&#353;ti? A&#357; u&#382; se identifikujeme jako introverti nebo extroverti, jsme p&#345;edev&#353;&#237;m lid&#233; a &#269;lov&#283;k tvor tlupov&#253;. &#268;&#237;m d&#225;l v&#237;c studi&#237; ukazuje, jak je pro n&#225;s spole&#269;ensk&#253; kontakt d&#367;le&#382;it&#253; nejen z hlediska psychiky, ale i imunity. Setk&#225;v&#225;n&#237; s p&#345;&#225;teli a rodinou (pokud se tedy nejedn&#225; o Roseovi) n&#225;m <a href="https://www.nature.com/articles/s41562-024-02078-1">sni&#382;uje riziko vzniku kardiovaskul&#225;rn&#237;ch nemoc&#237;, mrtvice, cukrovky 2. typu a zmen&#353;uje n&#225;chylnost k infekc&#237;m</a> (&#269;&#237;m v&#237;ce patogen&#367; potk&#225;me, t&#237;m v&#237;ce si imunitu tr&#233;nujeme a nemus&#237;me pak skon&#269;it s hore&#269;kami v pelechu). Podle v&#253;sledk&#367; spojen&#253;ch sil anglick&#253;ch a &#269;&#237;nsk&#253;ch v&#283;deck&#253;ch t&#253;m&#367; se ukazuje, &#382;e soci&#225;ln&#283; izolovan&#237; a/nebo osam&#283;l&#237; lid&#233; maj&#237; v krvi zv&#253;&#353;en&#233; mno&#382;stv&#237; protein&#367; spojen&#253;ch se z&#225;n&#283;tem, virov&#253;mi infekcemi, srde&#269;n&#237;mi chorobami, inzulinovou rezistenc&#237;, ateroskler&#243;zou, rakovinou, p&#345;ed&#269;asn&#253;m &#250;mrt&#237;m a tak d&#225;le. N&#283;kter&#233; z t&#283;chto protein&#367; se daj&#237; vyu&#382;&#237;t pro prevenci, diagnostiku a progn&#243;zu vzniku mnoh&#253;ch onemocn&#283;n&#237; a jsou tedy p&#345;edm&#283;tem dal&#353;&#237;ho b&#225;d&#225;n&#237;.</p><p>*</p><p>&#128148; To, &#382;e jsou lid&#233;, kte&#345;&#237; v d&#283;tstv&#237; &#269;elili &#353;patn&#233;mu zach&#225;zen&#237; (od zanedb&#225;v&#225;n&#237; p&#345;es citov&#233;, fyzick&#233; po sexu&#225;ln&#237; n&#225;sil&#237;), v dosp&#283;losti ohro&#382;eni v&#283;t&#353;&#237;m rizikem op&#283;tovn&#233;ho &#353;patn&#233;ho zach&#225;zen&#237; ze strany sv&#233;ho partnera, se v&#237; u&#382; del&#353;&#237; dobu. Nov&#225; studie uv&#225;d&#237; a&#382; <a href="https://www.nature.com/articles/s41380-024-02813-0">3x v&#283;t&#353;&#237; pravd&#283;podobnost n&#225;sil&#237; ze strany partnera </a>u lid&#237; ve v&#283;ku 21 let, kte&#345;&#237; nem&#283;li v d&#283;tstv&#237; na r&#367;&#382;&#237;ch ustl&#225;no. Co se ale dosud nev&#283;d&#283;lo je, &#382;e tato pravd&#283;podobnost se s v&#283;kem d&#225;le zvy&#353;uje a ve 26 letech je riziko a&#382; 4x v&#283;t&#353;&#237;. Ot&#225;zkou z&#367;st&#225;v&#225;, pro&#269; tomu tak je, a v&#283;dci se nad&#225;le p&#237;d&#237; po odpov&#283;di.<br></p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou.</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k n&#283;mu.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> a <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 12/24 - Koncoroční shrnutí]]></title><description><![CDATA[Shrnut&#237; nejzaj&#237;mav&#283;j&#353;&#237;ch studi&#237; konce roku spolu s p&#345;&#225;n&#237;m toho nejlep&#353;&#237;ho do roku nov&#233;ho.]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-1224-koncorocni-shrnuti</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-1224-koncorocni-shrnuti</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Tue, 31 Dec 2024 21:04:48 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!Fp2R!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbafa6a70-1136-4a7a-8814-64d4efbaeb10_3508x1819.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>V&#225;&#382;en&#237; a mil&#237; &#269;ten&#225;&#345;i,</p><p>konec roku se v na&#353;&#237; dom&#225;cnosti nese v duchu zpomalen&#237; a tak jsem si dovolila neno&#345;it se toliko do b&#225;d&#225;n&#237; nad studiemi, ale sp&#237;&#353;e jsem zabo&#345;ila nos do poh&#225;dkov&#233;, beletristick&#233; a m&#237;sty a&#382; brakov&#233; literatury. V mezi&#269;ase jsem v&#225;m vylovila to nejzaj&#237;mav&#283;j&#353;&#237;, co na mne vykouklo v prosinci z v&#283;deck&#253;ch novin, ale tradi&#269;n&#237; velkou re&#353;er&#353;i dnes nep&#345;in&#225;&#353;&#237;m. Informac&#237; jsme si letos u&#382;ili a&#382; a&#382;, tak si dop&#345;ejme trochu toho informa&#269;n&#237;ho detoxu &#8211; pro zdrav&#237; je to jednou za &#269;as to nejlep&#353;&#237;, co m&#367;&#382;eme ud&#283;lat. </p><p>A&#357; u&#382; z&#225;v&#283;r roku tr&#225;v&#237;te jakkoli, p&#345;eji v&#225;m, abyste se do nov&#233;ho roku probudili se v&#353;emi prsty, v objet&#237; sv&#233; drah&#233; polovi&#269;ky nebo alespo&#328; hezky vyh&#345;&#225;t&#233; pe&#345;iny (a nikoli z&#225;chodov&#233; m&#237;sy), &#353;&#357;astn&#237; (&#382;e jste rok 2024 p&#345;e&#382;ili) a plni chuti do &#382;ivota. Dovol&#237;m si zde citovat z&#225;v&#283;r jedn&#233; m&#233; obl&#237;ben&#233; divadeln&#237; hry. A s t&#237;m v&#225;m p&#345;eji mnoho &#250;sp&#283;ch&#367; a radosti v roce 2025. </p><div class="pullquote"><p>Tak kon&#269;&#237; (aspo&#328; douf&#225;m) na&#353;e komedie. Zlo prohr&#225;v&#225; a dobro &#382;ije. V&#225;m, pan&#237;, vid&#237;m, se slza v oku bly&#353;t&#237;, &#382;e chod&#237; to tak pouze na jevi&#353;ti. V &#382;ivot&#283; na&#353;em op&#225;&#269;n&#283; to b&#253;v&#225; &#8211; tam dobr&#225;k &#250;p&#237;, vrch m&#225; du&#353;e k&#345;iv&#225;. </p><p>Jak ale &#345;&#237;k&#225;m na ka&#382;di&#269;k&#233; &#353;taci &#8211; sv&#283;t bude lep&#353;&#237;, d&#225;me-li si pr&#225;ci. Je marn&#233; vzlykat, modliti se Zdr&#225;vas, v&#353;e z&#225;le&#382;&#237; jen na v&#225;s, na n&#225;s, a hlavn&#283; teda na v&#225;s&#8230;</p><p>~ Z&#225;skok, Divadlo J&#225;ry Cimrmana</p></div><p></p><p>T&#283;&#353;&#237;m se v lednu na p&#345;e&#269;tenou a d&#283;kuji, &#382;e m&#225; psan&#237; &#269;tete. </p><p>Va&#353;e B&#225;ra</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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/__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>St&#345;&#237;pky pozn&#225;mek</h3><p>&#128561; Zn&#225;te pr&#367;pov&#237;dku &#8220;To, &#382;e jsem paranoidn&#237; je&#353;t&#283; neznamen&#225;, &#382;e po mn&#283; nejdou!&#8221;? Narazila jsem na ni p&#345;ed mnoha a mnoha lety a od t&#233; doby se stabiln&#283; us&#237;dlila v m&#233;m slovn&#237;ku (obzvl&#225;&#353;t&#283; r&#225;da ji pou&#382;&#237;v&#225;m p&#345;i komunikaci s &#250;&#269;etn&#237;). P&#345;&#237;&#269;inami paranoidn&#237;ho chov&#225;n&#237; se <a href="https://www.nature.com/articles/s44271-024-00163-9">zab&#253;vali v&#283;dci na Yaleov&#283; univerzit&#283;</a> a kupodivu je dali do souvislosti s probl&#233;my se zrakem. Z jejich v&#253;zkumu zat&#237;m nevykrystalizoval konkr&#233;tn&#237; terapeutick&#253; p&#345;&#237;stup, nicm&#233;n&#283; se auto&#345;i studie zam&#253;&#353;lej&#237; nad t&#237;m, zda se nap&#345;&#237;klad schizofrenie a j&#237; podobn&#233; psychick&#233; poruchy nerozv&#237;j&#237; d&#237;ky chyb&#225;m ve vizu&#225;ln&#237;m vn&#237;m&#225;n&#237; sv&#283;ta. Hodlaj&#237; se bl&#237;&#382;e pod&#237;vat na to, zda by se dal vyvinout o&#269;n&#237; test vyu&#382;iteln&#253; pro screening a stanoven&#237; m&#237;ry rizika vzniku psych&#243;zy u lid&#237;.</p><p>*</p><p>&#128249; &nbsp;S paranoiou se poj&#237; i <a href="https://academic.oup.com/nc/article/2024/1/niae039/7920510">dal&#353;&#237; studie</a>, kter&#225; mi p&#345;i&#353;la ned&#225;vno do ruky. Pojedn&#225;v&#225; o reakc&#237;ch lid&#237; na v&#283;dom&#237; toho, &#382;e jsou sledov&#225;ni. Suma sum&#225;rum &#8211; nel&#237;b&#237; se jim to a m&#225; to vliv na jejich chov&#225;n&#237;. M&#283;n&#237; se zp&#367;sob, jak&#253;m lidsk&#253; mozek zpracov&#225;v&#225; informace. Sleduj&#237;-li n&#225;s kamery, mimovoln&#283; se dost&#225;v&#225;me do zv&#253;&#353;en&#233; ostra&#382;itosti a rychleji detekujeme potenci&#225;ln&#237; hrozby v na&#353;em okol&#237;. A to i p&#345;esto, &#382;e v&#283;dom&#283; &#250;&#269;astn&#237;ci studie uv&#225;d&#283;li jen nepatrn&#233; obavy z toho, &#382;e jsou sledov&#225;ni. S t&#237;mto citliv&#283;j&#353;&#237;m vn&#237;m&#225;n&#237;m obli&#269;ej&#367; a sledov&#225;n&#237;m okol&#237; se setk&#225;v&#225;me u r&#367;zn&#253;ch psych&#243;z, v&#269;etn&#283; zmi&#328;ovan&#233; paranoi. Auto&#345;i studie vyslovili obavu nad &#353;kodlivost&#237; v&#353;udyp&#345;&#237;tomn&#253;ch kamerov&#253;ch syst&#233;m&#367; a sledov&#225;n&#237; na&#353;ich existenc&#237; internetov&#253;m Velk&#253;m bratrem na na&#353;e psychick&#233; zdrav&#237; a cht&#283;j&#237; se zab&#253;vat touto problematikou v&#237;ce do hloubky.</p><p>*</p><p>&#9200; Trp&#283;livost r&#367;&#382;e p&#345;in&#225;&#353;&#237;. Kdo si po&#269;k&#225;, ten se do&#269;k&#225;. A tak d&#225;le. O trp&#283;livosti a jej&#237;ch nesporn&#253;ch v&#253;hod&#225;ch existuje cel&#225; &#353;&#328;&#367;ra r&#269;en&#237; a cit&#225;t&#367;. Ale m&#225;lokoho z&#345;ejm&#283; nepadne, &#382;e sp&#237;&#353;e ne&#382; ctnost je to prost&#283; a jednodu&#353;e z&#225;chovn&#253; <a href="https://journals.sagepub.com/doi/10.1177/10888683241263874">mechanismus  vyrovn&#225;n&#237; se s nastalou situac&#237;</a>. Regulace emoc&#237;, kter&#225; n&#225;m pom&#225;h&#225; <a href="https://journals.sagepub.com/doi/10.1177/01461672241284028">vyrovnat se s frustrac&#237; </a>plynouc&#237; z nenad&#225;l&#233;ho &#269;i nespravedliv&#233;ho zdr&#382;en&#237; (od ne&#269;ekan&#233; dopravn&#237; z&#225;cpy po nekone&#269;nou pracovn&#237; sch&#367;zku). M&#237;ra netrp&#283;livosti roste, pokud n&#225;m jde o hodn&#283; (nap&#345;. za p&#283;t minut zav&#237;r&#225; dru&#382;ina a dru&#382;in&#225;&#345;ka je reinkarnac&#237; bacha&#345;e Serjo&#382;i ze Sibi&#345;e), &#269;ek&#225;n&#237; je opravdu nep&#345;&#237;jemn&#233; (stoj&#237;te v &#353;ati&#269;k&#225;ch uprost&#345;ed podnapil&#253;ch fotbalov&#253;ch fanou&#353;k&#367; a pep&#345;&#225;k z&#367;stal doma v druh&#233; kabelce) nebo kdy&#382; za zdr&#382;en&#237; m&#367;&#382;e konkr&#233;tn&#237; osoba (kdy&#382; on se pan &#353;&#233;f tak stra&#353;n&#283; r&#225;d poslouch&#225;&#8230;). Testov&#225;n&#237; na lidech uk&#225;zalo, &#382;e se sice p&#345;i &#345;e&#353;en&#237; frustruj&#237;c&#237;ch zdr&#382;en&#237; c&#237;t&#237; netrp&#283;liv&#237; v&#353;ichni, ale ne v&#353;ichni stejn&#283;. &#218;&#269;astn&#237;ci studie, kte&#345;&#237; byli emo&#269;n&#283; stabiln&#283;j&#353;&#237;, byli empati&#269;t&#283;j&#353;&#237; a p&#367;sobili na okol&#237; p&#345;&#237;jemn&#283;j&#353;&#237;m dojmem l&#233;pe zvl&#225;dali seberegulaci a uko&#269;&#237;rovali netrp&#283;livost do trp&#283;liv&#283;j&#353;&#237;ch vod. Mezi zvl&#225;d&#225;n&#237; podobn&#253;ch vypjat&#253;ch situac&#237; pat&#345;&#237; nap&#345;&#237;klad praxe hlubok&#233;ho d&#253;ch&#225;n&#237; &#269;i snaha vid&#283;t pozitivn&#237; str&#225;nku vznikl&#233; situace, nicm&#233;n&#283; v&#283;dci nad&#225;le b&#225;daj&#237; a sna&#382;&#237; se identifikovat dal&#353;&#237; cesty, jak pomoci lidem zvl&#225;dat stresov&#233; situace a st&#225;t se trp&#283;liv&#283;j&#353;&#237;mi.</p><p>*</p><p>&#129681; Politika n&#225;m kec&#225; i do v&#253;b&#283;ru &#269;oko&#353;ky. Nev&#283;&#345;&#237;te? Je tomu tak! By&#357; sebeneutr&#225;ln&#283;j&#353;&#237; v&#253;robek, <a href="https://journals.sagepub.com/doi/10.1177/01461672241298390">jakmile je spojen s lidmi s pro n&#225;s nevhodn&#253;mi politick&#253;mi n&#225;zory</a>, d&#225;v&#225;me od n&#283;j ruce pry&#269;. O to rychleji, pokud n&#225;s u dan&#233;ho v&#253;robku n&#283;kdo vid&#237;. Dovol&#237;m si zde neud&#283;lat &#382;&#225;dn&#253; politick&#253; vt&#237;pek &#8211; studie &#345;&#237;kaj&#237;, &#382;e by to nemuselo dopadnout dob&#345;e. (U&#382; v&#225;s je p&#345;es 700, p&#345;ece si pod sebou nepod&#345;e&#382;u v&#283;tev, no ne?)</p><p>*</p><p>&#128167; Co voda? Pijete? Pijte. Podle v&#353;eho je dostate&#269;n&#233; pit&#237; vody <a href="https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2827021">n&#225;pomocn&#233; p&#345;i hubnut&#237;, prevenci migr&#233;n &#269;i ledvinov&#253;ch kamen&#367;, kontrole cukrovky a hladiny gluk&#243;zy v krvi, n&#237;zk&#233;m tlaku &#269;i infekc&#237;ch mo&#269;ov&#253;ch cest</a>. Zas to ale moc nep&#345;eh&#225;n&#283;jte, rybn&#237;k vyp&#237;t nemus&#237;te. Osm &#353;&#225;lk&#367; sta&#269;&#237;, drahou&#353;ku.</p><p>PS: stoj&#237; za to se porozhl&#233;dnout po kvalitn&#237;m filtru na vodu. Pitn&#225; voda o&#269;ividn&#283; obsahuje <a href="https://www.science.org/doi/10.1126/science.adk6749">i ne zrovna p&#345;&#225;telsk&#233; l&#225;tky</a> &#8211; a&#269;koli je v&#283;dci je&#353;t&#283; pln&#283; neusv&#283;d&#269;ili z toxick&#253;ch zlo&#269;in&#367;. Jak se &#345;&#237;k&#225;, cesta do Pekla b&#253;v&#225; dl&#225;&#382;d&#283;na dobr&#253;mi &#250;mysly. V p&#345;&#237;pad&#283; p&#345;id&#225;v&#225;n&#237; l&#225;tek udr&#382;uj&#237;c&#237;ch pitnou vodu bez bakteri&#225;ln&#237;ch osadn&#237;k&#367; to jak se zd&#225; plat&#237; dvojn&#225;sob.</p><p>*</p><p>&#128184; Do diskuze &#8220;Hotovost versus digit&#225;ln&#237; platby&#8221; n&#225;m p&#345;ibyla dal&#353;&#237; <a href="https://www.emerald.com/insight/content/doi/10.1108/qmr-04-2023-0049/full/html">studie hraj&#237;c&#237; ve prosp&#283;ch hotovosti</a> a nab&#225;daj&#237;c&#237; k tomu, aby ji lid&#233; nep&#345;est&#225;vali pou&#382;&#237;vat. Po bok autor&#367; r&#367;zn&#253;ch dystopick&#253;ch rom&#225;n&#367; (m&#225;v&#225;m Margaret!) se postupn&#283; p&#345;id&#225;vaj&#237; v&#283;dci z r&#367;zn&#253;ch kout&#367; sv&#283;ta, kte&#345;&#237; poukazuj&#237; na hlubok&#253; psychologick&#253; v&#253;znam fyzick&#233; hotovosti. Digit&#225;ln&#237; platby n&#225;m zkresluj&#237; pov&#283;dom&#237; o na&#353;ich v&#253;daj&#237;ch, vedou mnohdy k nesmysln&#253;m impulzivn&#237;m n&#225;kup&#367;m (nota bene, kdy&#382; n&#225;m na na&#353;i emocion&#225;ln&#237; strunu hraj&#237; propracovan&#233; marketingov&#233; kampan&#283; vych&#225;zej&#237;c&#237; z nejnov&#283;j&#353;&#237;ch poznatk&#367; neurobehavior&#225;ln&#237;ch studi&#237;, tak&#382;e n&#225;m vlastn&#283; ani ned&#225;vaj&#237; na v&#253;b&#283;r, proto&#382;e obch&#225;zej&#237; na&#353;i svobodnou v&#367;li a jdou p&#345;es nev&#283;dom&#233; vzorce chov&#225;n&#237;) a p&#345;i v&#253;padku virtu&#225;ln&#237;ch syst&#233;m&#367; je &#269;lov&#283;k bez hotovosti &#269;lov&#283;kem bez prost&#345;edk&#367;, proto&#382;e je m&#225; na virtu&#225;ln&#237;m &#250;&#269;t&#283;. V porovn&#225;n&#237; s bezhotovostn&#237; platbou je lou&#269;en&#237; se s fyzickou hotovost&#237; spojeno s v&#253;razn&#283;j&#353;&#237;mi pocity ztr&#225;ty a v&#237;ce si prom&#253;&#353;l&#237;me to, jak se sv&#253;mi pen&#283;zi (a &#382;ivotem) nakl&#225;d&#225;me.</p><p>*</p><p>&#127837; <a href="https://pubs.rsc.org/en/content/articlelanding/2024/na/d4na00601a">Nejten&#269;&#237; &#353;pagety na sv&#283;t&#283; jsou asi 200x ten&#269;&#237; ne&#382; lidsk&#253; vlas</a>. Akor&#225;t nebyly vytvo&#345;eny pro konzumaci, n&#253;br&#382; pro pou&#382;it&#237; v medic&#237;n&#283; a pr&#367;myslu. Zn&#237; to divn&#283;, &#382;e? Tak si to poj&#271;me narovnat. Posledn&#237; l&#233;ta se sv&#283;t techniky zam&#283;&#345;uje mimojin&#233; na v&#253;robu extr&#233;mn&#283; tenk&#253;ch nanovl&#225;ken a nanovl&#225;kna vyroben&#225; z mouky maj&#237; pr&#253; potenci&#225;l nap&#345;. pro v&#253;robu obvazov&#233;ho materi&#225;lu (d&#237;ky sv&#233; por&#233;znosti pom&#225;haj&#237; tyto obvazy urychlovat hojen&#237; ran). V&#283;dci zkoumaj&#237; dal&#353;&#237; mo&#382;nosti vyu&#382;it&#237; t&#283;chto nano&#353;paget v&#269;etn&#283; jejich schopnosti rozpadat se v t&#283;le, interagovat s bu&#328;kami a mo&#382;nosti vyr&#225;b&#283;t je ve v&#283;t&#353;&#237;m mno&#382;stv&#237;. Na tal&#237;&#345; je ale asi nedostanete &#8211; rozva&#345;ily by se u&#382; p&#345;i pohledu na vrouc&#237; vodu.</p><p>*</p><p>&#128300; Ve Finsku si vzali v&#283;dci pod drobnohled teorii spojuj&#237;c&#237; n&#237;zkou hladinu vitaminu D v krvi s vy&#353;&#353;&#237;m rizikem rozvoje diabetu 2. typu. V r&#225;mci &#353;esti let b&#225;d&#225;n&#237; do&#353;li k z&#225;v&#283;ru, &#382;e <a href="https://link.springer.com/article/10.1007/s00125-024-06336-9">u lid&#237; s prediabetem m&#225; u&#382;&#237;v&#225;n&#237; vy&#353;&#353;&#237;ch d&#225;vek vitaminu D ne&#382; je doporu&#269;en&#225; denn&#237; d&#225;vka smysl a skute&#269;n&#283; doch&#225;z&#237; ke sn&#237;&#382;en&#237; rizika vzniku diabetu 2. typu. Toto se ov&#353;em nepotvrdilo u lid&#237; bez prediabetu a s norm&#225;ln&#237; hladinou vitaminu D v krvi.</a> Zda m&#225; vy&#353;&#353;&#237; p&#345;&#237;jem vitaminu D u lid&#237; bez prediabetu, ale s n&#237;zkou hladinou tohoto vitaminu v krvi, n&#283;jak&#253; vliv na riziko vzniku diabetu se zat&#237;m nev&#237;, b&#225;d&#225;n&#237; pokra&#269;uj&#237; d&#225;le.</p><p>*</p><p>&#129515; Jedn&#237;m z dopad&#367; chronick&#233;ho &#250;navov&#233;ho syndromu je podle nejnov&#283;j&#353;&#237;ch v&#283;deck&#253;ch v&#253;sledk&#367; <a href="https://www.pnas.org/doi/10.1073/pnas.2415119121">vy&#269;erp&#225;n&#237; skupiny imunitn&#237;ch bun&#283;k staraj&#237;c&#237; se o p&#345;&#237;m&#233; zab&#237;jen&#237; patogen&#367;.</a> K podobn&#233;mu stavu doch&#225;z&#237; nap&#345;. i u n&#283;kter&#253;ch onkologick&#253;ch pacient&#367;, u nich&#382; je zevrubn&#283; prozkoum&#225;n. Auto&#345;i studie p&#237;d&#237;c&#237; se po l&#233;&#269;b&#283; chronick&#233; &#250;navy se nyn&#237; zam&#283;&#345;ili na mo&#382;nosti vyu&#382;it&#237; l&#233;k&#367; u&#382;&#237;van&#253;ch b&#283;hem protin&#225;dorov&#253;ch terapi&#237;. Je ov&#353;em ot&#225;zkou, zda navr&#225;cen&#237; vy&#269;erpan&#253;ch imunitn&#237;ch bun&#283;k do radostn&#233; aktivity pacient&#367;m trp&#237;c&#237;m chronickou &#250;navou pom&#367;&#382;e &#269;i nikoli.</p><p>*</p><p>&#128138; Sv&#283;tlo sv&#283;ta spat&#345;ila <a href="https://www.bmj.com/content/387/bmj-2023-078784">v&#283;deck&#225; studie</a> zkoumaj&#237;c&#237; zdravotn&#237; dopady sedmi r&#367;zn&#253;ch hormon&#225;ln&#237;ch l&#233;&#269;ebn&#253;ch postup&#367; u&#382;&#237;van&#253;ch pro &#345;e&#353;en&#237; p&#345;&#237;znak&#367; prov&#225;zej&#237;c&#237;ch menopauzu. Jedn&#225; se dosud o nejv&#283;t&#353;&#237; studii na toto t&#233;ma a v&#253;sledky pon&#283;kud nep&#345;ekvapiv&#283; &#345;&#237;kaj&#237;, &#382;e se rizika li&#353;&#237; v z&#225;vislosti na l&#233;&#269;b&#283;. Nicm&#233;n&#283; riziko infarktu, mrtvice, krevn&#237;ch sra&#382;enin v&#269;etn&#283; hlubok&#233; &#382;iln&#237; tromb&#243;zy, se poj&#237; s &#345;adou zkouman&#253;ch l&#233;k&#367;. Jeden z nich nap&#345;. v USA aninebyl schv&#225;len k pou&#382;it&#237; a v&#283;dci na z&#225;klad&#283; v&#253;sledk&#367; t&#233;to studie doufaj&#237;, &#382;e bude v brzku sta&#382;en z l&#233;&#269;ebn&#233; praxe i v Evrop&#283;. Na druhou stranu alternativn&#237; postupy jako je t&#345;eba pou&#382;it&#237; hormon&#225;ln&#237;ch n&#225;plast&#237; se poj&#237; s mnohem men&#353;&#237;mi riziky kardiovaskul&#225;rn&#237;ch probl&#233;m&#367;. Auto&#345;i studie se nyn&#237; zab&#253;vaj&#237; v&#253;vojem p&#345;&#237;stup&#367;, kter&#233; by pomohly zjistit u &#382;en riziko konkr&#233;tn&#237;ch onemocn&#283;n&#237; spojen&#253;ch s hormon&#225;ln&#237; l&#233;&#269;bou p&#345;i menopauze.</p><p>*</p><p>&#129460; Pou&#382;&#237;v&#225;n&#237; kostn&#237;ch &#353;t&#283;p&#367; je o&#353;emetn&#225; z&#225;le&#382;itost spojen&#225; s &#345;adou probl&#233;m&#367; od nedostate&#269;n&#253;ch zdroj&#367;, infekc&#237; a&#382; po probl&#233;my spojen&#233; s etikou. Sv&#237;t&#225; n&#225;m ale na lep&#353;&#237; &#269;asy, proto&#382;e sv&#283;tlo sv&#283;ta spat&#345;il <a href="https://www.sciencedirect.com/science/article/pii/S2452199X24005097?via%3Dihub">materi&#225;l, kter&#253; sv&#253;m charakterem napodobuje por&#233;zn&#237; strukturu a chemick&#233; slo&#382;en&#237; kosti, dokonale spl&#253;v&#225; s lidskou kost&#237;, urychluje hojen&#237; a nen&#237; nijak extra drah&#253;</a>. Te&#271; u&#382; jen zb&#253;v&#225; naj&#237;t n&#283;koho, kdo se ujme zaveden&#237; t&#233;to nov&#233; technologie do praxe. Dr&#382;me p&#283;sti a&#357; je to co nejd&#345;&#237;ve.</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Konzultuji, u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch <a href="https://belandy.art/nabidka/odborne-konzultace/">na&#353;eho imunitn&#237;ho syst&#233;mu</a>. Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> D&#237;t&#283; pod Lupou. </p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele.</p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v&nbsp;textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m.</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k&nbsp;n&#283;mu.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> a <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 11/24 - Novinky o zdraví]]></title><description><![CDATA[Listopad je m&#283;s&#237;cem 4 jezdc&#367; pr&#225;cokalypsy: Ustavi&#269;n&#233;ho smrk&#225;n&#237;, Podivn&#233;ho ka&#353;l&#225;n&#237;, Ucpan&#253;ch dutin a Celkov&#233;ho opot&#345;eben&#237;. Tak&#382;e si posv&#237;t&#237;me na pokroky ve v&#253;zkumu imunity.]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-1124-novinky-o-zdravi</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-1124-novinky-o-zdravi</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Sat, 30 Nov 2024 21:05:02 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!yD_B!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fb387323f-4419-4de7-8095-fdc7553a4770_3508x2480.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>O tom, &#382;e tento listopad byl pln&#253; svistu a ne&#269;ekan&#253;ch&#8230; ud&#225;lost&#237; jdouc&#237;ch nepravideln&#283; po sob&#283; asi nemus&#237;m nikoho p&#345;esv&#283;d&#269;ovat &#8212; vid&#237;m to v&#353;ude kolem sebe. I tam. Nebo t&#225;mhle. Prost&#283; toho u&#382; m&#225;me v&#353;ichni a&#382; po zuby. Z toho v&#353;ak plyne celkov&#225; nedu&#382;ivost psychick&#225; i fyzick&#225;, proto&#382;e p&#345;em&#237;ra stresu na&#353;emu mozku ani imunit&#283; nesv&#283;d&#269;&#237;. V n&#225;sleduj&#237;c&#237;m textu se pod&#237;v&#225;me na pokroky v oblasti imunitn&#237;ch v&#253;zkum&#367;, ov&#353;em v pon&#283;kud krat&#353;&#237;m rozsahu ne&#382; obvykle. Posledn&#237; dva t&#253;dny mi krade &#269;as moje <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">pap&#237;rov&#233; miminko</a>, kter&#233; se chce dostat do adoptivn&#237;ch rodin d&#345;&#237;ve, ne&#382; se v nich rozsv&#237;t&#237; strome&#269;ky, tak&#382;e tu te&#271; jedn&#237;m okem &#353;vidr&#225;m do studi&#237; a druh&#253;m sleduju deadlinov&#253; cifern&#237;k. Slovy J.R.R. Tolkiena &#8220;Z Hory osudu se op&#283;t kou&#345;&#237;. P&#345;ipozd&#237;v&#225; se.&#8221;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!yD_B!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fb387323f-4419-4de7-8095-fdc7553a4770_3508x2480.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!yD_B!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, 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/__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fb387323f-4419-4de7-8095-fdc7553a4770_3508x2480.jpeg 1456w" sizes="100vw"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><p><em><strong>Imunita a st&#225;rnut&#237;</strong></em></p><p>St&#225;rnut&#237; prov&#225;z&#237; nejen zm&#283;ny na na&#353;ich vn&#283;j&#353;&#237;ch rysech, ale st&#225;rnou n&#225;m i vnit&#345;n&#237; struktury v&#269;etn&#283; imunitn&#237;ho syst&#233;mu. Jeden z kl&#237;&#269;ov&#253;ch imunitn&#237;ch org&#225;n&#367; staraj&#237;c&#237; se o v&#253;chovu &#269;&#225;sti na&#353;ich imunitn&#237;ch bun&#283;k (tzv. brzl&#237;k/thymus) se s postupem v&#283;ku st&#225;le zmen&#353;uje a&#382; ztrat&#237; svou funkci prakticky &#250;pln&#283;. Tak dlouho si s t&#237;m v&#283;dci l&#225;mali hlavu, a&#382; <a href="https://www.nature.com/articles/s41590-024-01915-9">odhalili bu&#328;ky, kter&#233; cel&#253; proces &#345;&#237;d&#237;</a>. D&#237;ky tomuto objevu by se mohl nal&#233;zt zp&#367;sob, jak funkce brzl&#237;ku obnovit a zabr&#225;nit jeho zmen&#353;ov&#225;n&#237;. T&#237;m by se z&#225;rove&#328; p&#345;ede&#353;lo i sl&#225;bnut&#237; na&#353;&#237; imunity s v&#283;kem a riziku infekc&#237; a nemoc&#237; spojen&#253;ch s poruchami imunity (v&#269;etn&#283; rakoviny) ve st&#225;&#345;&#237;.</p><p>Co dal&#353;&#237;ho je&#353;t&#283; dok&#225;&#382;e udr&#382;et imunitn&#237; syst&#233;m mlad&#253;? Vyrovnan&#253; pom&#283;r mezi bu&#328;kami tzv. vrozen&#233; (evolu&#269;n&#283; star&#353;&#237;, prvn&#237; obrann&#225; linie) a adaptivn&#237; (evolu&#269;n&#283; mlad&#353;&#237;, speci&#225;ln&#237; jednotky) imunity. Ukazuje se, &#382;e jak st&#225;rneme, tak se <a href="https://www.nature.com/articles/s41423-024-01225-y">rovnov&#225;ha vychyluje ve prosp&#283;ch bun&#283;k vrozen&#233; imunity</a>, jsme v&#237;ce ohro&#382;eni nemocemi jako jsou myeloidn&#237; leuk&#233;mie &#269;i imunodeficience a zkracuje se n&#225;m d&#233;lka &#382;ivota. V&#283;dci ale na&#353;li skupinu kmenov&#253;ch bun&#283;k, kter&#233; maj&#237; v t&#233;to nerovnov&#225;ze prsty. A kdy&#382; tohle v&#283;d&#237;, tak s t&#237;m m&#367;&#382;ou i n&#283;co ud&#283;lat.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><p><em><strong>O chronick&#233; bolesti</strong></em></p><p>Chronick&#225; bolest je pro sou&#269;asnou medic&#237;nu dosti bolav&#225;. L&#233;&#269;ebn&#233; postupy, kter&#233; jsou k dispozici, jsou bu&#271; tak toxick&#233;, &#382;e se mus&#237; zav&#225;d&#283;t l&#233;&#269;iva p&#345;&#237;mo do mozkom&#237;&#353;n&#237;ho moku, nebo jsou m&#225;lo &#250;&#269;inn&#233;, p&#345;&#237;padn&#283; jsou sice &#250;&#269;inn&#233;, ale vyvol&#225;vaj&#237; vznik z&#225;vislosti. Pochopen&#237; p&#345;&#237;&#269;in chronick&#233; bolesti se tak stalo alfou a omegou &#345;ady v&#283;deck&#253;ch laborato&#345;&#237;, kter&#233; se p&#345;edh&#225;n&#283;j&#237; v tom vyb&#225;dat kone&#269;n&#283; &#345;e&#353;en&#237; na tuhle zapeklitou ot&#225;zku.</p><p>Jako potenci&#225;ln&#237; nov&#233; c&#237;le pro l&#233;ky proti bolesti identifikovali v&#283;dci dva iontov&#233; kan&#225;ly zprost&#345;edkov&#225;vaj&#237;c&#237; p&#345;ecitliv&#283;lost na bolest. Jedn&#237;m z nich je iontov&#253; kan&#225;l spojen&#253; s p&#345;enosem <a href="https://academic.oup.com/brain/article/147/10/3487/7710412">pocitu doteku do mozku</a>. Druh&#253;m je <a href="https://www.science.org/doi/10.1126/sciadv.adp6665">speci&#225;ln&#237; m&#237;sto na v&#225;pn&#237;kov&#233;m kan&#225;lu</a>, kter&#253; dola&#271;uje s&#237;lu bolestiv&#253;ch sign&#225;l&#367;. Ty se &#353;&#237;&#345;&#237; nervov&#253;m syst&#233;mem jako elektrick&#233; vzruchy a pro v&#253;voj terapeutick&#253;ch postup&#367; je nutn&#233; pochopit mechanismy cel&#233;ho procesu.</p><p>Pro&#269; v ob&#283;&#382;n&#237;ku o imunit&#283; p&#237;&#353;u o bolesti, pt&#225;te se? Proto&#382;e s imunitou &#250;zce souvis&#237; a ovliv&#328;uje jej&#237; funkce. A taky proto, &#382;e jedna studie zam&#283;&#345;en&#225; na l&#233;&#269;bu pacient&#367; s chronickou bolest&#237; ukazuje na to, o &#269;em se (ne)mluv&#237; v kulo&#225;rech jich n&#283;jak&#253; p&#225;tek: <strong>komunikace l&#233;ka&#345;e s pacientem z&#225;sadn&#283; ovliv&#328;uje l&#233;&#269;bu a jej&#237; v&#253;sledky.</strong></p><p>Konzultace veden&#225; ide&#225;ln&#283; <a href="https://link.springer.com/article/10.1007/s11606-024-08906-4">ve stejn&#233; &#250;rovni o&#269;&#237;</a> (nap&#345;. v sed&#283; vedle l&#367;&#382;ka pacienta) a za &#250;&#269;elem <a href="https://www.tandfonline.com/doi/full/10.1080/10810730.2024.2352556">srozumiteln&#283; a empaticky vysv&#283;tlit pacientovi, co v&#353;e se d&#283;je a pro&#269;, vede ke zm&#237;rn&#283;n&#237; negativn&#237;ch pocit&#367;, nejistoty a &#250;zkosti pacient&#367;, podporuje pocit nad&#283;je a p&#345;esv&#283;d&#269;en&#237; o &#250;&#269;innosti l&#233;&#269;by</a>. Z&#225;rove&#328; je v&#353;ak d&#367;le&#382;it&#225; i komunikace od pacienta k l&#233;ka&#345;i, kdy je t&#345;eba p&#345;esn&#283; popsat p&#345;&#237;znaky spolu s projeven&#237;m pochopen&#237; v&#353;eho, co mu bylo l&#233;ka&#345;em vysv&#283;tleno. <strong>Up&#345;&#237;mn&#225; empatick&#225; komunikace napln&#283;n&#225; jasn&#253;mi ot&#225;zkami a jasn&#253;mi odpov&#283;&#271;mi vede k nastaven&#237; d&#367;v&#283;ry mezi pacientem a l&#233;ka&#345;em a pozitivn&#237; vz&#225;jemn&#233; spolupr&#225;ci p&#345;i l&#233;&#269;b&#283;. </strong>(Bohu&#382;el mi m&#237;stn&#237; psac&#237; editor neumo&#382;&#328;uje tu v&#283;tu dvakr&#225;t podtrhnout a vy&#353;vihnout kapit&#225;lkami, ale aspo&#328; si toto form&#225;tov&#225;n&#237; pros&#237;m p&#345;edstavte.)</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" 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Mimoto bude pr&#253; fungovat i jako antikoncep&#269;n&#237; prost&#345;edech (ve zkrace: hydrogel ucpe vejcovody a spermie budou m&#237;t po srand&#283;, stejn&#283; jako bu&#328;ky endometria tou&#382;&#237;c&#237; po cestov&#225;n&#237;).</p></li><li><p>P&#345;&#237;&#269;ina syst&#233;mov&#233;ho lupusu objevena! Stoj&#237; za n&#237;m n&#283;kolik bun&#283;&#269;n&#253;ch defekt&#367; podporuj&#237;c&#237;ch vznik patologick&#233; imunitn&#237; reakce. Jejich <a href="https://www.nature.com/articles/s41586-024-07627-2">oprava by mohla pomoci zvr&#225;tit pr&#367;b&#283;h nemoci a l&#233;&#269;ba by se mohla obej&#237;t bez z&#225;va&#382;n&#253;ch vedlej&#353;&#237;ch &#250;&#269;ink&#367; spojen&#253;ch se sou&#269;asn&#253;mi terapiemi</a>.</p></li><li><p>&#381;e bychom byli na stop&#283; l&#233;&#269;by HIV? Mo&#382;n&#225;. <a href="https://www.nature.com/articles/s41434-024-00467-9">V&#283;dc&#367;m se poda&#345;ilo v pr&#367;lomov&#233; studii vyvinout &#269;&#225;stici viru podobnou HIV (tzv. HIV Rev-dependentn&#237; lentivir&#225;ln&#237; vektor), kter&#225; by mohla ukon&#269;it pot&#345;ebu celo&#382;ivotn&#237;ho u&#382;&#237;v&#225;n&#237; l&#233;k&#367;</a>. M&#283;la by b&#253;t toti&#382; schopna c&#237;len&#283; likvidovat &#269;i inaktivovat rezervo&#225;ry viru HIV v t&#283;le pacient&#367;. Zat&#237;m se v&#353;e testovalo jen na zv&#237;&#345;atech a v&#283;dce &#269;ek&#225; je&#353;t&#283; p&#225;r let b&#225;d&#225;n&#237;. Dosud jim to pr&#253; zabralo n&#283;jak&#253;ch 20 let. Ale vzd&#225;t se nehodlaj&#237;, naopak.</p></li><li><p>Zn&#225;te mu&#382;skou smrtelnou nemoc na 7? A v&#237;te, &#382;e n&#225;&#353; imunitn&#237; syst&#233;m z&#225;sadn&#283; ovliv&#328;uj&#237; pohlavn&#237; hormony a tenhle nejapn&#253; vt&#237;pek je v&#367;&#269;i p&#225;nsk&#233;mu osazenstvu dosti podp&#225;sov&#253;? Mu&#382;i a &#382;eny jsou nemocemi posti&#382;eni odli&#353;n&#283;. Mu&#382;i jsou nap&#345;. n&#225;chyln&#283;j&#353;&#237; na virov&#233; infekce, &#382;eny zase tahaj&#237; za krat&#353;&#237; konec provazu, kdy&#382; dojde na autoimunity. <a href="https://www.nature.com/articles/s41586-024-07789-z">&#352;v&#233;dsk&#225; studie</a> mapuj&#237;c&#237; terapie transsexu&#225;l&#367; poprv&#233; ukazuje, jak&#233; aspekty na&#353;eho imunitn&#237;ho syst&#233;mu jsou pohlavn&#237;mi hormony regulov&#225;ny a jak&#253; vliv to m&#225; na na&#353;e zdrav&#237;.</p></li></ul><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>St&#345;&#237;pky pozn&#225;mek</h3><p>&#8986;&#65039; Hlasov&#233; z&#225;znamn&#237;ky um&#237;st&#283;n&#233; na z&#225;p&#283;st&#237; star&#353;&#237;ch osob mohou <a href="https://agsjournals.onlinelibrary.wiley.com/doi/10.1111/jgs.19148">pomoci &#250;&#269;inn&#283;ji zaznamenat okolnosti ztr&#225;ty rovnov&#225;hy a n&#225;sledn&#233;ho p&#225;du, a t&#237;m pomoci k lep&#353;&#237; diagnostice a prevenci podobn&#253;ch ud&#225;lost&#237;.</a> Jak v&#237;me, tak p&#225;dy u senior&#367; s sebou nesou mnohdy neblah&#233; n&#225;sledky. V&#283;dci se tak zam&#283;&#345;ili na to, jak se dop&#237;dit k jejich p&#345;&#237;&#269;in&#225;m. Nane&#353;t&#283;st&#237; pam&#283;&#357; ve st&#225;&#345;&#237; neslou&#382;&#237; nejl&#237;p a kdy&#382; se pacienta, kter&#253; u&#382; je v podzimu sv&#233;ho &#382;ivota zept&#225;te, co se p&#345;ed n&#283;kolika hodinami, ne&#382; se v&#225;m do ordinace dostal, p&#345;esn&#283; stalo, tak si toho vybav&#237; pram&#225;lo. Nutno podotknout, &#382;e i mlad&#353;&#237; ro&#269;n&#237;ky v tom stresu z nehody vytrous&#237; z hlavy spoustu pro l&#233;ka&#345;e u&#382;ite&#269;n&#253;ch informac&#237;. Studie byla mali&#269;k&#225;, ale jej&#237; auto&#345;i pl&#225;nuj&#237; roz&#353;&#237;&#345;en&#237; v&#253;zkumu nejen co do po&#269;tu &#250;&#269;astn&#237;k&#367;, ale i co do sledovan&#253;ch parametr&#367; a laboratorn&#237;ch postup&#367;. C&#237;lem je vyvinut&#237; metody odhaluj&#237;c&#237; v&#269;as seniory ohro&#382;en&#233; ztr&#225;tou rovnov&#225;hy.</p><p>*</p><p>&#129327; &nbsp;Nuda a stres. Jak spolu souvis&#237;? <a href="https://www.sciencedirect.com/science/article/pii/S0031938424001823?via%3Dihub">U vysoce impulzivn&#237;ch jedinc&#367; nuda vede ke stresu, uvoln&#283;n&#237; v&#283;t&#353;&#237;ho mno&#382;stv&#237; stresov&#233;ho hormonu kortizolu a n&#225;sledn&#283; ke zkratov&#233;mu chov&#225;n&#237; a un&#225;hlen&#253;m rozhodnut&#237;m</a>. V&#283;dci tak p&#345;i&#353;li na to, pro&#269; n&#283;kte&#345;&#237; lid&#233; pova&#382;uj&#237; nudu za v&#237;ce stresuj&#237;c&#237; ne&#382; ostatn&#237;. A dodali dal&#353;&#237; d&#237;lek do skl&#225;da&#269;ky l&#233;&#269;ebn&#253;ch metod zam&#283;&#345;en&#253;ch na sn&#237;&#382;en&#237; stresu a zlep&#353;en&#237; du&#353;evn&#237;ho zdrav&#237;. Impulzivita se toti&#382; poj&#237; s &#345;adou nemoc&#237; v&#269;etn&#283; ADHD &#269;i hrani&#269;n&#237; poruchy osobnosti. Lid&#233; trp&#237;c&#237; zv&#253;&#353;enou impulzivitou maj&#237; podle v&#353;eho v&#283;t&#353;&#237; sklon k z&#225;vislostem a vyhled&#225;v&#225;n&#237; stimulac&#237;, kter&#233; by je z nudy (tedy pro n&#283; vysoce stresov&#233; situace) vyvedly. V pl&#225;nu je roz&#353;&#237;&#345;en&#225; studie s v&#237;ce &#250;&#269;astn&#237;ky.</p><p>*</p><p>&#129515; P&#345;em&#253;&#353;leli jste n&#283;kdy nad t&#237;m, jak se ze sliznic dost&#225;vaj&#237; star&#233; a um&#237;raj&#237;c&#237; bu&#328;ky pry&#269; bez toho, aby do vznikl&#233; d&#237;ry vl&#237;tl n&#283;jak&#253; patogen? V&#283;dci taky. Podle v&#253;sledk&#367; japonsk&#233; studie <a href="https://www.cell.com/current-biology/fulltext/S0960-9822(24)01173-4?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS0960982224011734%3Fshowall%3Dtrue">sousedn&#237; bu&#328;ky um&#237;raj&#237;c&#237; bu&#328;ku vy&#353;oupnou ven z povrchov&#233; vrstvy (epitelu), rychle se spoj&#237; a uvoln&#283;n&#233; m&#237;sto uzav&#345;ou a pe&#269;liv&#283; ut&#283;sn&#237;</a>. Cel&#253; tento mechanismus je zprost&#345;edkovan&#253; v&#225;pn&#237;kem, kter&#253; je pro spr&#225;vnou likvidaci budouc&#237;ch bun&#283;&#269;n&#253;ch nebo&#382;t&#237;k&#367; nezbytn&#253;. D&#237;ky v&#353;em t&#283;mto informac&#237;m m&#367;&#382;eme doufat v posun b&#225;d&#225;n&#237; v&#283;nuj&#237;c&#237;ch se nap&#345;. atopick&#233; dermatitid&#283; a z&#225;n&#283;t&#367;m st&#345;evn&#237; sliznice.</p><p>*</p><p>&#129681; Jste mlad&#237; a vit&#225;ln&#237;, ka&#382;d&#253; den si d&#225;te svi&#382;nou proch&#225;zku do pr&#225;ce/z pr&#225;ce a p&#283;stujete zdravou stravu? A mysl&#237;te si, &#382;e t&#237;m vykoup&#237;te negativa sezen&#237; 8 hodin denn&#283;? Tak v&#225;s/n&#225;s zklamu. Je to marn&#253;. I tak se n&#225;m <a href="https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0308660">zvy&#353;uje riziko kardiovaskul&#225;rn&#237;ch a metabolick&#253;ch nemoc&#237; a &#353;upem si zrychlujeme st&#225;rnut&#237;</a>. Lidsk&#233; t&#283;lo nen&#237; stav&#283;no na tolik prosezen&#253;ch hodin. &#268;&#237;m v&#237;c sed&#237;me, t&#237;m v&#237;c st&#225;rneme a ch&#345;adneme. M&#237;rn&#225; t&#283;lesn&#225; aktivita n&#225;s nespas&#237;. Chce to se intenzivn&#283;ji h&#253;bat, nesed&#283;t po&#345;&#225;d v jednom kuse, d&#283;lat si p&#345;est&#225;vky nebo t&#345;eba p&#345;i pr&#225;ci chodit. L&#237;bila se mi pozn&#225;mka autora studie doporu&#269;uj&#237;c&#237;, abychom d&#283;lali denn&#283; n&#283;co, u &#269;eho se aspo&#328; 30 minut zad&#253;ch&#225;me. Tak si mysl&#237;m, &#382;e se zde nab&#237;z&#237; p&#345;&#237;mo geni&#225;ln&#237; kombinovan&#233; &#345;e&#353;en&#237; pro sou&#269;asnou neut&#283;&#353;enou zdravotn&#283;-demografickou problematiku na&#353;&#237; republiky...</p><p>*</p><p>&#128161; Kdy&#382; u&#382; jsem zmi&#328;ovala to st&#225;rnut&#237;, tak v&#225;m zde p&#345;ihod&#237;m je&#353;t&#283; jednu studii poukazuj&#237;c&#237; na no&#269;n&#237; sv&#237;cen&#237; a denn&#237; p&#345;&#237;tm&#237;. Provozujete? To ned&#283;l&#225;te dob&#345;e s t&#283;ma sirkama, mil&#237; Jarom&#237;&#345;i. <a href="https://www.pnas.org/doi/10.1073/pnas.2405924121">Lid&#233; vystaven&#237; b&#283;hem noci vysok&#233; m&#237;&#345;e sv&#283;tla maj&#237; pr&#253; o 21-34 % v&#283;t&#353;&#237; &#353;anci, &#382;e jim &#382;ivot zhasne d&#345;&#237;v ne&#382; by m&#283;l. Oproti tomu lid&#233; osv&#237;cen&#237; vysokou m&#237;rou sv&#283;tla p&#345;es den si riziko p&#345;ed&#269;asn&#233;ho zmaten&#233;ho v&#253;letu do Pelh&#345;imova sni&#382;uj&#237; zhruba o 17-34 %.</a> Na&#353;e t&#283;lesn&#225; schr&#225;nka m&#225; vnit&#345;n&#237; hodinky, kter&#233; na rozmary na&#353;ich na v&#253;kon vyu&#269;en&#253;ch mozk&#367; z vysoka ka&#353;lou. Chceme-li si udr&#382;et zdrav&#225; t&#283;la a do&#382;&#237;t se vysok&#233;ho v&#283;ku bez zdravotn&#237;ch omezen&#237;, bylo by fajn nechat tmu tmou a p&#345;es den si pustit slunce do &#382;ivota. V kombinaci s n&#283;jak&#253;m t&#237;m b&#283;h&#225;n&#237;m nebo t&#345;eba svi&#353;t&#283;n&#237;m na bicyklu je to zna&#269;ka ide&#225;l. Lidi maj&#237; po&#345;&#225;d tendenci hledat recepty na nesmrtelnost a p&#345;itom si pod sebou se z&#225;palem sob&#283; vlastn&#237;m vesele &#345;e&#382;ou v&#283;tev. </p><p>PS: a zm&#283;ny &#269;asu n&#225;m taky ned&#283;laj&#237; dob&#345;e (nejen) na cirkadi&#225;nn&#237; hodinky. Krom toho, &#382;e jsme p&#345;i p&#345;echodu ze zimn&#237;ho &#269;asu na letn&#237; dost vztekl&#237;, n&#225;s trudomyslnost <a href="https://journals.sagepub.com/doi/10.1177/00222429241256570">vede i k nezdrav&#233;mu chov&#225;n&#237;</a>. A&#357; u&#382; se jedn&#225; o j&#237;dlo nebo t&#345;eba o pohyb. Sebr&#225;n&#237;m hodiny sp&#225;nku po r&#225;nu n&#225;m toti&#382; vl&#225;dci zm&#283;ny &#269;asu p&#345;ivod&#237; v&#283;t&#353;&#237; &#250;navu a t&#237;m p&#225;dem i men&#353;&#237; chu&#357; se c&#225;rat n&#283;kam do fitka za sportem. P&#345;echod z letn&#237;ho &#269;asu na zimn&#237; n&#225;m tohle ale ned&#283;l&#225;. Jak se &#345;&#237;k&#225;: chytr&#233;mu napov&#283;z. V tomto p&#345;&#237;pad&#283; m&#225;m v&#353;ak dojem, &#382;e nepom&#367;&#382;e ani siln&#233; trknut&#237;, proto&#382;e del&#353;&#237; sv&#283;tlo ve&#269;er pr&#253; zvy&#353;uje obchodn&#237;k&#367;m tr&#382;by a o ty jde p&#345;ece p&#345;edev&#353;&#237;m&#8230;</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> a stejnojmenn&#253; <a href="https://belandy.art/dite-pod-lupou-2024/">kurz</a> D&#237;t&#283; pod Lupou. </p><p>&#127759; <em><strong><a href="https://belandy.art/svety-v-nas/">Sv&#283;ty v n&#225;s</a></strong></em> &#8211; u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch na&#353;eho imunitn&#237;ho syst&#233;mu</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele</p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v&nbsp;textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k&nbsp;n&#283;mu.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> a <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 10/24 - Za oponou vědeckých studií]]></title><description><![CDATA[Ptali jste se, m&#225;te to m&#237;t. &#344;&#237;jnov&#253; ob&#283;&#382;n&#237;k v&#225;m p&#345;edkl&#225;d&#225; n&#225;hled do j&#225;dra pudla v&#283;deck&#253;ch b&#225;d&#225;n&#237; a publikovan&#253;ch studi&#237;.]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-1024-za-oponou-vedeckych</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-1024-za-oponou-vedeckych</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Thu, 31 Oct 2024 21:04:06 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!koXt!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8b22ce52-0c57-4e9e-a2cd-7b5e9e9edc54_1812x926.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Za posledn&#237; dobu se mi nakupila &#345;ada dotaz&#367;, jak se vyznat ve v&#283;deck&#253;ch studi&#237;ch, &#269;i jak&#253; je vlastn&#283; rozd&#237;l mezi klasickou studi&#237; nebo p&#345;ehledov&#253;m &#269;l&#225;nkem. Nakonec p&#345;i&#353;la prosba o to, jestli bych necht&#283;la pozvednou oponu v&#283;deck&#253;ch b&#225;d&#225;n&#237; v ob&#283;&#382;n&#237;ku a neodhalila &#269;ten&#225;&#345;&#367;m m&#237;sto nov&#253;ch v&#283;deck&#253;ch v&#253;zkum&#367; samotn&#233; v&#283;deck&#233; v&#253;zkumy. Nu&#382;e dobr&#225;, poj&#271;me se pod&#237;vat na to, co le&#382;&#237; za formulkami &#8220;v&#283;dci zjistili&#8221; a &#8220;v ned&#225;vno publikovan&#233; souborn&#233; studii se p&#237;&#353;e&#8221;.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, 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data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, 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/__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><p>V prv&#233; &#345;ad&#283; je na m&#237;st&#283; &#345;&#237;ct, &#382;e ne v&#353;e, co je publikov&#225;no ve v&#283;deck&#253;ch &#269;asopisech, jsou v&#283;deck&#233; studie, a ne v&#353;echny &#269;l&#225;nky z v&#283;deck&#253;ch &#269;asopis&#367; jsou recenzov&#225;ny. Podobn&#283; jako v klasick&#253;ch novin&#225;ch a &#269;asopisech se i v jejich v&#283;deck&#253;ch variant&#225;ch m&#367;&#382;ete setkat s &#250;vodn&#237;ky, koment&#225;&#345;i, glosami &#269;i se zpr&#225;vami z v&#283;deck&#233;ho d&#283;n&#237;. </p><p>Samotn&#233; v&#283;deck&#233; studie se mezi sebou li&#353;&#237; p&#345;&#237;stupem autor&#367;, jejich c&#237;ly, velikost&#237;, pou&#382;itou metodikou i publika&#269;n&#237; platformou. Vedle origin&#225;ln&#237;ch p&#367;vodn&#237;ch studi&#237; p&#345;in&#225;&#353;ej&#237;c&#237;ch nov&#233; v&#283;deck&#233; poznatky existuj&#237; velk&#233; souborn&#233; studie a systematick&#233; p&#345;ehledy berouc&#237; si pod drobnohled ji&#382; publikovan&#233; studie a shrnuj&#237;c&#237; pokroky v dan&#233;m t&#233;matu. Meta-anal&#253;zy p&#345;edkl&#225;daj&#237; &#269;ten&#225;&#345;&#367;m hloubkovou statistickou anal&#253;zu v&#253;zkumn&#253;ch dat z r&#367;zn&#253;ch v&#283;deck&#253;ch prac&#237;. Vedle toho stoj&#237; p&#345;&#237;padov&#233; studie, koment&#225;&#345;e a tak d&#225;le. Takov&#253; mal&#253; spletit&#253; sv&#283;t v&#283;deck&#253;ch p&#237;smenek. Jde v&#225;m z toho hlava kolem? Pokus&#237;m se v&#225;m to rozpl&#233;st a vysv&#283;tlit.</p><p></p><h3>Mezi v&#283;deck&#233; texty, se kter&#253;mi se m&#367;&#382;ete setkat, pat&#345;&#237;:</h3><h4><em>Research article (original article, research article, article) / V&#283;deck&#253; &#269;l&#225;nek (p&#367;vodn&#237; &#269;l&#225;nek, v&#253;zkumn&#253; &#269;l&#225;nek, nebo jen &#269;l&#225;nek)</em></h4><p>P&#345;edstavuje z&#225;kladn&#237; v&#283;deck&#253; v&#253;zkumn&#253; &#269;l&#225;nek s charakteristickou strukturou &#8212; tedy n&#225;zvem, soupisem autor&#367; (posledn&#237;m autorem b&#253;v&#225; &#353;&#233;f v&#253;zkumn&#233;ho t&#253;mu, prvn&#237; autor je pak ten, kter&#253; na dan&#233; studii m&#225;lem vypustil du&#353;i a ka&#382;d&#233; r&#225;no kle&#269;el pod svatou laboratorn&#237; zkumavkou a modlil se za dobr&#233; v&#253;sledky) a jejich pracovi&#353;&#357;, abstraktem, &#250;vodn&#237;m shrnut&#237;m, pou&#382;it&#253;mi materi&#225;ly a metodikami, popsan&#253;mi v&#253;sledky, diskuz&#237; a liter&#225;rn&#237;mi zdroji.&nbsp;</p><p>V abstraktu najdete stroh&#233; shrnut&#237; studie, pro&#269; byla d&#283;l&#225;na a na co se v n&#237; p&#345;i&#353;lo. &#218;vod v&#225;s provede n&#225;hledem do studovan&#233; problematiky. Materi&#225;ly a metodiky v&#225;m pak &#345;eknou, co a jak v&#283;dci ke studii pou&#382;ili. Ve v&#253;sledc&#237;ch pak vid&#237;te detailn&#237; grafy a data, je&#382; byla z&#237;sk&#225;na b&#283;hem b&#225;d&#225;n&#237;. V diskuzi jsou tyto &#250;daje srovn&#225;ny s dosavadn&#237;m ch&#225;p&#225;n&#237;m studovan&#233; problematiky. V&#353;e nakonec korunuje &#353;tr&#367;dl liter&#225;rn&#237;ch zdroj&#367;, z nich&#382; auto&#345;i studie vych&#225;zeli.&nbsp;</p><p>Popsan&#225; struktura se m&#367;&#382;e &#269;asopis od &#269;asopisu m&#237;rn&#283; li&#353;it &#8212; nap&#345;&#237;klad n&#283;kde je spojov&#225;na kapitola diskuze s kapitolou v&#253;sledk&#367;. Mnohdy jsou p&#345;ed literaturou uv&#225;d&#283;ny je&#353;t&#283; prohl&#225;&#353;en&#237; t&#253;kaj&#237;c&#237; se st&#345;etu z&#225;jm&#367; autor&#367; (v&#283;t&#353;inou &#382;&#225;dn&#253; nen&#237;, ale &#269;as od &#269;asu auto&#345;i spolupracuj&#237; nejen se z&#225;kladn&#237;m v&#253;zkumn&#253;m centrem, ale i s komer&#269;n&#237;mi subjekty), p&#345;&#237;padn&#283; pod&#283;kov&#225;n&#237; (t&#345;eba laborant&#367;m, kte&#345;&#237; se sice pod&#237;leli na prac&#237;ch, ale nebyli uvedeni mezi v&#283;dci v &#250;vodn&#237; &#269;&#225;sti &#269;l&#225;nku).</p><p>V&#253;sledky prezentovan&#233; v tomto druhu v&#283;deck&#233;ho psan&#237; jsou recenzovan&#233; a zbrusu nov&#233;. Mohou odhalovat nov&#253; d&#237;lek skl&#225;da&#269;ky slo&#382;it&#283;j&#353;&#237; problematiky nebo potvrzovat p&#345;edchoz&#237; objevy a roz&#353;i&#345;ovat je. P&#345;&#237;kladem je nap&#345;&#237;klad tato <a href="https://www.cell.com/cell/fulltext/S0092-8674(24)00899-7">studie</a>. </p><p>Vedle V&#283;deck&#253;ch &#269;l&#225;nk&#367; se mohou v odobrn&#233;m &#269;asopise vyskytnout i tzv. <em><strong>Perspectives</strong></em> (Perspektivy). Mnohdy jsou ps&#225;ny p&#345;&#237;mo na p&#345;&#225;n&#237; &#269;asopisu a autor (n&#283;kdy i v&#237;ce autor&#367;) v nich shrnuje jednu nebo skupinu ned&#225;vno publikovan&#253;ch studi&#237;, vysv&#283;tluje jejich v&#253;znam a souvislosti z nich plynouc&#237;. S&#225;m je odborn&#237;kem na vysv&#283;tlovanou problematiku, ale nepod&#237;lel se na komentovan&#253;ch v&#253;zkumech. P&#345;&#237;klad najdete t&#345;eba <a href="https://www.science.org/doi/10.1126/science.adi6884">tady</a>. </p><p>*</p><h4><em>Review (review article) / P&#345;ehledov&#253; &#269;l&#225;nek</em></h4><p>Jedn&#225; se o ucelen&#233; komplexn&#237; shrnut&#237; v&#253;zkum&#367; t&#253;kaj&#237;c&#237;ch se konkr&#233;tn&#237;ho t&#233;matu v ur&#269;it&#233;m &#269;asov&#233;m obdob&#237;. M&#367;&#382;e vych&#225;zet a&#382; z n&#283;kolika des&#237;tek p&#367;vodn&#237;ch studi&#237; zpracovan&#253;ch odborn&#237;ky v dan&#233;m oboru, kte&#345;&#237; nejen, &#382;e shrnuj&#237; aktu&#225;ln&#237; stav, ale poskytuj&#237; i hodnotn&#253; pohled na budouc&#237; v&#253;voj t&#233;matu. Tento typ studi&#237; je cenn&#253;m materi&#225;lem pro nejen pro v&#283;dce, ale i pro v&#283;deck&#233; novin&#225;&#345;e a populariz&#225;tory v&#283;dy, jeliko&#382; jim poskytuje jak&#253;si maj&#225;k, j&#237;m&#382; se mohou &#345;&#237;dit a kolem n&#283;j&#382; mohou kormidlovat p&#345;i zji&#353;&#357;ov&#225;n&#237; sou&#269;asn&#233;ho stavu b&#225;d&#225;n&#237;.&nbsp;</p><p>Vypracov&#225;n&#237; p&#345;ehledov&#253;ch &#269;l&#225;nk&#367; je obvykle zad&#225;v&#225;no samotn&#253;m &#269;asopisem, kter&#253; oslovuje odborn&#237;ky s nab&#237;dkou jejich seps&#225;n&#237;. Struktura p&#345;ehledov&#233;ho &#269;l&#225;nku v&#283;t&#353;inou obsahuje z&#225;kladn&#237; shrnut&#237; existuj&#237;c&#237;ch studi&#237;, anal&#253;zu metod a v&#253;sledk&#367;, a n&#225;vrhy, kam se bude budouc&#237; v&#253;zkum ub&#237;rat. Na p&#345;&#237;klad se m&#367;&#382;ete pod&#237;vat t&#345;eba <a href="https://www.science.org/doi/10.1126/science.adl2746">tady</a>.&nbsp;</p><p>*</p><h4><em>Opinion / N&#225;zor</em></h4><p>Text, v n&#283;m&#382; jeho autor vyjad&#345;uje sv&#367;j n&#225;zor a pohled na v&#283;deck&#233; teorie a hypot&#233;zy. Je zalo&#382;en na autorov&#283; odbornosti a zku&#353;enostech. Obsahuje st&#345;&#237;zlivou konstruktivn&#237; kritiku podlo&#382;enou argumenty z liter&#225;rn&#237; zdroj&#367; a vyb&#237;z&#237; k otev&#345;en&#237; diskuze t&#253;kaj&#237;c&#237; se ur&#269;it&#233;ho t&#233;matu. Autorem m&#367;&#382;e b&#253;t jeden &#269;lov&#283;k nebo i v&#237;cero lid&#237;. Rozsah takov&#253;ch text&#367; neb&#253;v&#225; dlouh&#253;, obsahuj&#237; jen nadpis, autora, kr&#225;tk&#253; abstrakt, text maxim&#225;ln&#283; do 2500 slov a liter&#225;rn&#237; zdroje.</p><p>Mezi p&#345;&#237;klady n&#225;zorov&#253;ch &#269;l&#225;nk&#367; pat&#345;&#237;:&nbsp;</p><ul><li><p><strong>Commentary / Koment&#225;&#345;</strong></p><ul><li><p>N&#225;zorov&#253; &#269;l&#225;nek vyb&#237;zej&#237;c&#237; k diskuzi t&#253;kaj&#237;c&#237; se nejen v&#283;deck&#253;ch t&#233;mat, ale i ot&#225;zek politick&#253;ch, etick&#253;ch nebo i soci&#225;ln&#237;ch. Obsahuje n&#225;vrh &#345;e&#353;en&#237; diskutovan&#233;ho probl&#233;mu. P&#345;&#237;klad najdete t&#345;eba <a href="https://www.nature.com/articles/d41586-024-03376-4">tady</a>.</p></li></ul></li><li><p><strong>Letters (short reports, letters, correspondence, brief communications etc.)</strong></p><ul><li><p>Jinak t&#233;&#382; kr&#225;tk&#233; zpr&#225;vy, dopisy, korespondence &#269;i stru&#269;n&#225; sd&#283;len&#237;. Zahrnuj&#237; stru&#269;n&#233; koment&#225;&#345;e k r&#367;zn&#253;m t&#233;mat&#367;m. Mohou obsahovat informace, kter&#233; pomohou dal&#353;&#237;m v&#283;dc&#367;m. P&#345;&#237;padn&#283; mohou komentovat a odkazovat na p&#367;vodn&#237; studie a jejich omezen&#237; nutn&#225; k revizi. Tyto texty mnohdy neb&#253;vaj&#237; recenzovan&#233;, p&#345;&#237;padn&#283; nen&#237; jejich recenze tak d&#367;kladn&#225;, jako je tomu t&#345;eba u p&#367;vodn&#237;ch v&#283;deck&#253;ch prac&#237;. P&#345;&#237;kladem &#8220;Dopisu&#8221; je t&#345;eba <a href="https://www.pnas.org/doi/10.1073/pnas.2418005121">toto</a>.</p></li></ul></li></ul><p>***</p><h3>Dal&#353;&#237; texty, se kter&#253;mi se m&#367;&#382;ete v odborn&#253;ch &#269;asopisech setkat</h3><p><em><strong>News / Zpr&#225;vy </strong></em>&#8212; publicistick&#233; &#269;l&#225;nky a zpr&#225;vy, p&#345;&#237;padn&#283; pr&#367;zkumy, psan&#233; v&#283;deck&#253;mi novin&#225;&#345;i na &#382;&#225;dost &#269;asopisu.</p><p><em><strong>Methods (Protocols) / Metodiky (Protokoly) </strong></em>&#8212; &#269;l&#225;nky vysv&#283;tluj&#237;c&#237; nov&#233; laboratorn&#237; a experiment&#225;ln&#237; postupy &#269;i protokoly.</p><p><em><strong>Recenze knih</strong></em> &#8212; ob&#269;as se ve v&#283;deck&#253;ch &#269;asopisech vyskytnou i recenze na knihy s odbornou tematikou.&nbsp;</p><p><em><strong>Editorials / Redak&#269;n&#237; &#269;l&#225;nky </strong></em>&#8212; &#269;l&#225;nek, v n&#283;m&#382; &#269;asopis &#269;i jeho editor vyjad&#345;uje stanovisko k ur&#269;it&#233;mu v&#283;deck&#233;mu, spole&#269;ensk&#233;mu &#269;i politick&#233;mu t&#233;matu; b&#253;v&#225; v &#250;vodu &#269;asopisu.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>P&#345;&#237;klady odborn&#253;ch publikac&#237; a sd&#283;len&#237; vyskytuj&#237;c&#237;ch se mimo v&#283;deck&#233; &#269;asopisy</h3><h4><em>Preprint&nbsp;</em></h4><p>Preprint je p&#345;edb&#283;&#382;n&#225; verze v&#283;deck&#233;ho &#269;l&#225;nku, kter&#225; nepro&#353;la recenzn&#237;m &#345;&#237;zen&#237;m a nen&#237; zve&#345;ejn&#283;na v recenzovan&#233;m v&#283;deck&#233;m &#269;asopise. M&#367;&#382;e b&#253;t nahr&#225;na s n&#283;kolika m&#225;lo &#250;pravami na vybran&#233; platformy a sd&#237;lena s ostatn&#237;mi v&#283;dci jako n&#225;vrh v&#253;zkumn&#233;ho &#269;l&#225;nku dostupn&#253; zdarma. Nen&#237; pova&#382;ov&#225;n za plnohodnotnou publikaci, n&#283;kter&#233; &#269;asopisy nep&#345;ij&#237;maj&#237; &#269;l&#225;nky, kter&#233; byly sd&#237;leny jako preprinty.&nbsp;</p><p>*</p><h4><em>Thesis / Odborn&#225; pr&#225;ce</em></h4><p>Odborn&#225; pr&#225;ce vypracovan&#225; studentem s c&#237;lem z&#237;skat akademick&#253; titul. Pr&#225;ce m&#225; sv&#225; specifika odv&#237;jej&#237;c&#237; se od stupn&#283; studia a oboru, kter&#253; je studentem studov&#225;n. Po seps&#225;n&#237; pod odborn&#253;m veden&#237;m &#353;kolitele je pr&#225;ce poskytnuta oponentovi k okomentov&#225;n&#237; a posl&#233;ze mus&#237; b&#253;t obh&#225;jena p&#345;ed odbornou komis&#237;. </p><p>Tyto pr&#225;ce mohou b&#253;t z&#225;kladem v&#283;deck&#233;ho &#269;l&#225;nku v budoucnu, jedn&#225;-li se nap&#345;. o odbornou pr&#225;ci vypracovanou magistersk&#253;m studentem. V p&#345;&#237;pad&#283; doktorsk&#233;ho studia jsou naopak ji&#382; minim&#225;ln&#283; s jedn&#237;m publikovan&#253;m &#269;l&#225;nkem spojeny.&nbsp;</p><p>*</p><h4><em>Communication at a conference / Sd&#283;len&#237; na konferenci&nbsp;</em></h4><p>Jednou z povinnost&#237; dr&#382;itel&#367; v&#283;deck&#253;ch grant&#367; je i vz&#225;jemn&#233; &#8220;dru&#382;en&#237; se&#8221; v r&#225;mci konferenc&#237; a kongres&#367;, kde si p&#345;ed&#225;vaj&#237; z&#237;skan&#233; poznatky bu&#271; formou odborn&#253;ch p&#345;edn&#225;&#353;ek, nebo prezentac&#237; v&#253;sledk&#367; prost&#345;ednictv&#237;m tzv. poster&#367;. Jsou to zkr&#225;cen&#225; v&#283;deck&#225; sd&#283;len&#237; t&#253;kaj&#237;c&#237; se a&#357; ji&#382; publikovan&#253;ch informac&#237;, tak &#269;l&#225;nk&#367; pr&#225;v&#283; proch&#225;zej&#237;c&#237;ch recenzn&#237;m &#345;&#237;zen&#237;m, nebo i v&#253;sledk&#367; pr&#225;v&#283; prob&#237;haj&#237;c&#237;ch a je&#353;t&#283; nepublikovan&#253;ch studi&#237;.&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, 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/__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!vRH3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!vRH3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>Typy v&#283;deck&#253;ch studi&#237;</h3><p>Existuj&#237; r&#367;zn&#233; p&#345;&#237;stupy, jak se na zkoumanou problematiku pod&#237;vat. Pat&#345;&#237; mezi n&#283; nap&#345;&#237;klad:</p><h4><em>Experimental study / Experiment&#225;ln&#237; studie</em></h4><p>V&#283;deck&#233; t&#253;my v nich n&#283;jak&#253;m zp&#367;sobem manipuluj&#237; se zkouman&#253;mi faktory, aby je mohly studovat. Nap&#345;. vystaven&#237; vybran&#253;ch rostlin r&#367;zn&#253;m barv&#225;m sv&#283;teln&#233;ho spektra a monitorov&#225;n&#237;, jak pracuj&#237; jejich bu&#328;ky a metabolismus. Experimenty mohou prob&#237;hat:&nbsp;</p><ul><li><p><em>in vitro</em> &#8212; v um&#283;l&#253;ch laboratorn&#237;ch podm&#237;nk&#225;ch mimo &#382;iv&#253; model (v&#283;t&#353;inou na bu&#328;k&#225;ch um&#237;st&#283;n&#253;ch do speci&#225;ln&#237;ch laboratorn&#237;ch n&#225;dob a podm&#237;nek);</p></li><li><p><em>in vivo</em> &#8212; v p&#345;irozen&#253;ch podm&#237;nk&#225;ch v &#382;iv&#233;m organismu (rostlinn&#233;m, zv&#237;&#345;ec&#237;m nebo lidsk&#233;m);</p></li><li><p><em>in situ</em> &#8212; studium biologick&#253;ch d&#283;j&#367; na m&#237;st&#283;, kde do&#353;lo k jejich vzniku/objevu, p&#345;&#237;padn&#283; v &#382;iv&#233;m organismu na m&#237;st&#283;, kde prob&#237;haj&#237;;</p></li><li><p><em>in silico</em> &#8212; studium n&#283;jak&#233;ho jevu za vyu&#382;it&#237; po&#269;&#237;ta&#269;ov&#253;ch simulac&#237; a model&#367;;</p></li><li><p><em>ex vivo</em> &#8212; studovan&#233; tk&#225;n&#283; jsou odebran&#233; z &#382;iv&#233;ho organismu a zkouman&#233; v laboratorn&#237;m prost&#345;ed&#237; s co mo&#382;n&#225; nejmen&#353;&#237;mi zm&#283;nami oproti p&#345;irozen&#233;mu prost&#345;ed&#237;;</p></li><li><p><em>ex vitro</em> &#8212; f&#225;ze laboratorn&#237;ch experiment&#367;, kter&#233; byly p&#345;eneseny mimo laboratorn&#237; podm&#237;nky (nap&#345;. p&#283;stov&#225;n&#237; rostlin ve zkumavce a posl&#233;ze jejich zasazen&#237; do hl&#237;ny ve sklen&#237;ku).</p></li></ul><p>*</p><h4><em>Observational study / Pozorovac&#237; studie</em></h4><p>V&#283;deck&#233; t&#253;my b&#283;hem nich nemanipuluj&#237; se zkouman&#253;m faktorem, ale pouze m&#283;&#345;&#237; a sleduj&#237; jevy, kter&#233; je zaj&#237;maj&#237; v r&#225;mci jednotlivc&#367; nebo populac&#237;. Sb&#237;ran&#225; data od &#250;&#269;astn&#237;k&#367; studie jsou pak shroma&#382;&#271;ov&#225;na po stanovenou dobu a n&#225;sledn&#283; statisticky vyhodnocena. V&#283;t&#353;inou takov&#225; studie obsahuje kontroln&#237; skupinu (nap&#345;. zdrav&#237; lid&#233;), skupinu zat&#237;&#382;enou n&#283;jak&#253;m faktorem (nap&#345;. onkologi&#269;t&#237; pacienti, ob&#233;zn&#237; lid&#233;, lid&#233; s neurodegenerativn&#237;m onemocn&#283;n&#237;m) a skupinu ohro&#382;enou dan&#253;m faktorem (lidi s predispozic&#237; k onemocn&#283;n&#237;). V r&#225;mci studie se pak sleduje v&#253;voj sledovan&#233;ho faktoru. V p&#345;&#237;pad&#283; pozorov&#225;n&#237; v&#253;voje onemocn&#283;n&#237; mohou observa&#269;n&#237; studie pomoci v&#237;ce porozum&#283;t jejich vzniku, faktor&#367;m, je&#382; na n&#283; maj&#237; vliv (a&#357; u&#382; pozitivn&#237;, nebo negativn&#237;), v&#253;voji nemoc&#237; u r&#367;zn&#253;ch generac&#237; a tak d&#225;le. Takov&#233; studie mnohdy trvaj&#237; i n&#283;kolik des&#237;tek let.&nbsp;</p><p>*</p><h4><em>Case study / P&#345;&#237;padov&#225; studie</em></h4><p>          Tento typ studi&#237; je nej&#269;ast&#283;ji vyu&#382;&#237;v&#225;n ve spole&#269;ensk&#253;ch v&#283;d&#225;ch nebo medic&#237;n&#283;. Zam&#283;&#345;uje se na detailn&#237; rozbor jednoho konkr&#233;tn&#237;ho p&#345;&#237;padu. V klinick&#233; praxi to m&#367;&#382;e b&#253;t t&#345;eba studium pacienta s abnorm&#225;ln&#237;m pr&#367;b&#283;hem nemoci, kter&#253; je natolik v&#253;jime&#269;n&#253;, &#382;e stoj&#237; za pozornost ostatn&#237;ch akademik&#367;. P&#345;&#237;padov&#233; studie slou&#382;&#237; k pochopen&#237; specifick&#253;ch fenom&#233;n&#367; i jako pou&#269;n&#233; p&#345;&#237;klady z praxe.</p><p>*</p><h4><em>Clinical study / Klinick&#225; studie</em></h4><p>Rozs&#225;hl&#233; experiment&#225;ln&#237; studie pou&#382;&#237;van&#233; k testov&#225;n&#237; nov&#253;ch l&#233;k&#367; a l&#233;&#269;ebn&#253;ch postup&#367; p&#345;edt&#237;m, ne&#382; jsou schv&#225;leny do klinick&#233; praxe. Zji&#353;&#357;uje se pomoc&#237; nich bezpe&#269;nost postup&#367;, &#250;&#269;innost a spr&#225;vn&#233; d&#225;vkov&#225;n&#237; l&#233;&#269;iv. Jejich realizace je v&#225;z&#225;na na schv&#225;len&#237; p&#345;&#237;slu&#353;n&#253;mi zdravotn&#237;m org&#225;ny v zemi, kde by m&#283;la studie prob&#237;hat. Maj&#237; n&#283;kolik f&#225;z&#237; od mal&#253;ch pilotn&#237;ch studi&#237; a&#382; po rozs&#225;hlej&#353;&#237; testov&#225;n&#237;. Celkov&#225; doba klinick&#233; studie se v pr&#367;m&#283;ru pohybuje okolo deseti let a v&#237;ce, p&#345;i&#269;em&#382; n&#225;klady mohou j&#237;t a&#382; do miliard korun. Zdaleka ne v&#353;echny testovan&#233; l&#233;ky a l&#233;&#269;ebn&#233; pokusy p&#345;itom dojdou a&#382; do fin&#225;ln&#237;ch test&#367; a n&#225;sledn&#283; do praxe.</p><p>*</p><h4><em>Systematic review / Systematick&#253; p&#345;ehled &nbsp;</em></h4><p>Systematick&#253; p&#345;ehled je dlouh&#253; odborn&#253; &#269;l&#225;nek shrnuj&#237;c&#237; v&#353;echny dostupn&#233; informace a v&#283;deck&#225; data zab&#253;vaj&#237;c&#237; se konkr&#233;tn&#237;m t&#233;matem. Je podobn&#253; p&#345;ehledov&#253;m &#269;l&#225;nk&#367;m (reviews), ale proces jeho tvorby podl&#233;h&#225; p&#345;&#237;sn&#283;j&#353;&#237;m pravidl&#367;m a transparentn&#237; metodologii v&#253;b&#283;ru studi&#237;. Shrom&#225;&#382;d&#283;n&#225; data jsou detailn&#283; analyzov&#225;na dle p&#345;edem stanoven&#253;ch krit&#233;ri&#237;, kriticky zhodnocena a shrnuta v d&#367;kazy podlo&#382;en&#233;m d&#367;kladn&#233;m z&#225;v&#283;ru.&nbsp;</p><p>M&#225; mnoho podtyp&#367;, jedn&#237;m z nich je nap&#345;&#237;klad <strong>meta-anal&#253;za</strong>, kter&#225; s daty pracuje kvantitativn&#283; &#8212; jedn&#225; se v podstat&#283; o statistickou studii dat z publikovan&#253;ch studi&#237; ve snaze dos&#225;hnout statisticky spolehliv&#283;j&#353;&#237;ch, a t&#237;m p&#225;dem obecn&#283;j&#353;&#237;ch, z&#225;v&#283;r&#367;.&nbsp;</p><p>***</p><h3>Dal&#353;&#237; term&#237;ny, se kter&#253;mi se m&#367;&#382;ete setkat</h3><p><em><strong>Peer-reviewed / Recenzovan&#253;</strong></em> &#8212; text pro&#353;el recenzn&#237;m &#345;&#237;zen&#237;m, kdy 2-3 odborn&#237;ci v dan&#233;m oboru, kte&#345;&#237; se ale na studii nepod&#237;leli (a nejsou ve st&#345;etu z&#225;jm&#367;), posuzuj&#237; kvalitu &#269;l&#225;nku, jeho metodiky a relevantnost z&#237;skan&#253;ch dat pro &#269;asopis i pro v&#283;deckou obec.&nbsp;</p><p><em><strong>Not peer-reviewed / Nerecenzovan&#253;</strong></em> &#8212; text nepro&#353;el recenzn&#237;m &#345;&#237;zen&#237;m, nebyl posouzen odborn&#253;mi editory (nap&#345;. preprinty, koment&#225;&#345;e, recenze knih).</p><p><em><strong>Randomised (non-randomised) / Randomizovan&#253; (nerandomizovan&#253;)</strong></em> &#8212; randomizace je postup, kdy jsou do studie a jej&#237;ch r&#367;zn&#253;ch v&#253;zkumn&#253;ch skupin vyb&#237;r&#225;ni &#250;&#269;astn&#237;ci zcela n&#225;hodn&#283; a bez subjektivn&#237;ch z&#225;sah&#367;, aby se p&#345;ede&#353;lo zkreslen&#237; v&#253;sledk&#367;. Mnohdy je v&#253;b&#283;r tzv. dvojit&#283; zaslepen&#253;, kdy ani v&#283;dci, ani &#250;&#269;astn&#237;ci nev&#283;d&#237;, do kter&#253;ch skupin byli &#250;&#269;astn&#237;ci za&#345;azeni.&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p>Dalo by se o tom ps&#225;t je&#353;t&#283; mnohem v&#237;ce, ale to u&#382; byste mi u &#269;ten&#237; asi usnuli &#8212; tedy pokud jste se do&#269;etli a&#382; sem&#8230; Co si z toho v&#353;eho odn&#233;st? A pro&#269; m&#225;te ob&#269;as pocit, &#382;e si v&#283;deck&#233; studie proti&#345;e&#269;&#237;? Odpov&#283;&#271; je nasnad&#283;: mal&#233; p&#367;vodn&#237; studie jsou mnohdy prov&#225;d&#283;n&#233; na mal&#233;m vzorku populace a jejich v&#253;sledky se &#269;asto nedaj&#237; vzt&#225;hnout glob&#225;ln&#283;. Berte je sp&#237;&#353;e jako ukazatele trendu, zaj&#237;mavost, kterou je pot&#345;eba potvrdit je&#353;t&#283; mnoha dal&#353;&#237;mi nez&#225;visl&#253;mi laborato&#345;emi, a ide&#225;ln&#283; je&#353;t&#283; po&#269;kat, a&#382; n&#283;kdo v&#353;echny tyto studie vezme a ud&#283;l&#225; z nich velk&#253; systematick&#253; p&#345;ehled. Jak jsem ji&#382; jednou napsala v jin&#233;m psan&#237;:</p><blockquote><p><em>Biologick&#233; syst&#233;my a organismy od zv&#237;&#345;at a&#382; po &#269;lov&#283;ka jsou slo&#382;it&#233; a doufat, &#382;e n&#283;co bude platit &#250;pln&#283; u v&#353;ech &#250;pln&#283; stejn&#283;, je utopick&#233;. Medic&#237;na se ji&#382; n&#283;jak&#253; ten p&#225;tek pomalu ub&#237;r&#225; cestou individualizovan&#253;ch l&#233;&#269;ebn&#253;ch postup&#367;, proto&#382;e na jeden l&#233;k mohou lid&#233; na z&#225;klad&#283; sv&#233;ho zdravotn&#237;ho stavu reagovat odli&#353;n&#283;. N&#283;komu l&#233;&#269;ba zabere, n&#283;komu ne. Stejn&#283; tak se v jedn&#233; studii na jednom konci sv&#283;ta m&#367;&#382;e uk&#225;zat A, ve druh&#233; studii na druh&#233;m konci sv&#283;ta pak B. Z&#225;le&#382;&#237; na mnoh&#253;ch faktorech v&#269;etn&#283; prost&#345;ed&#237;, v n&#283;m&#382; &#250;&#269;astn&#237;ci studie &#382;ij&#237;, a jejich &#382;ivotn&#237;ho stylu.</em></p><p><em>Kdy&#382; &#269;tu novinky ve v&#283;deck&#253;ch &#269;asopisech a novin&#225;ch, vn&#237;m&#225;m trendy a ukl&#225;d&#225;m do pam&#283;ti zaj&#237;mav&#233; &#250;kazy a hypot&#233;zy. &#268;&#225;st z nich vypr&#225;v&#237;m lidem d&#225;l, aby byli v obraze, co se tak dnes v laborato&#345;&#237;ch zkoum&#225; a jak v&#283;dci pokro&#269;ili v ur&#269;it&#253;ch t&#233;matech. N&#283;kter&#233; studie b&#283;hem roku zapadnou, jin&#233; jsou upraveny a dal&#353;&#237; jsou rozvinuty &#269;asem do v&#283;t&#353;&#237; hloubky. Na tu hloubku v&#382;dy &#269;ek&#225;m a spojuju si jednotliv&#225; vl&#225;kna, z nich&#382; tk&#225;m populariza&#269;n&#237; p&#345;&#237;b&#283;hy.</em></p></blockquote><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>Praktick&#233; rady</strong></h5><p><em><strong>Omega-3 nefunguje </strong>~ T&#225;&#328;a Horynov&#225;</em></p><p>V&#225;&#382;n&#283; &#8212; je to <a href="https://www.cochrane.org/news/new-cochrane-health-evidence-challenges-belief-omega-3-supplements-reduce-risk-heart-disease">v&#283;decky dok&#225;z&#225;no</a>! P&#345;esto m&#283; p&#345;ed 6 lety vyl&#233;&#269;ily tyhle mastn&#233; kyseliny d&#283;ti a posl&#233;ze i m&#283;.</p><p>M&#225;m dnes datab&#225;zi cca 1000 d&#367;kaz&#367;, ze kter&#253;ch jasn&#283; vypl&#253;v&#225;, &#382;e dopln&#283;n&#237; omega-3 jednozna&#269;n&#283; podporuje zdrav&#237; a schopnost t&#283;la regenerovat.</p><p><em>Jak je tedy mo&#382;n&#233;, &#382;e meta-anal&#253;za &#8212; rozum&#283;j anal&#253;za mnoha anal&#253;z &#8212; dokazuje opak?</em></p><ol><li><p><strong>Na velikosti z&#225;le&#382;&#237;!</strong> Bohu&#382;el ka&#382;d&#225; studie pou&#382;&#237;v&#225; jinak velkou d&#225;vku. A mal&#225; d&#225;vka v&#225;&#382;n&#283; nefunguje. Jenom&#382;e v&#283;dci se ne v&#382;dy shodnou, co je mal&#233; a co je velk&#233;.</p></li><li><p><strong>Nen&#237; omega-3 jako omega-3.</strong> Nam&#225;tkou m&#225;me t&#345;eba omega-3 ve vla&#353;sk&#253;ch o&#345;&#237;&#353;k&#225;ch, kter&#225; je chemicky &#250;pln&#283; odli&#353;n&#225; od DHA, jen&#382; tvo&#345;&#237; v&#283;t&#353;inu tukov&#233; tk&#225;n&#283; na&#353;eho mozku. Ka&#382;d&#225; z nich se v t&#283;le chov&#225; jinak.</p></li><li><p><strong>P&#345;&#237;roda vs. syntetika</strong>. P&#345;esn&#283;j triglyceridy vs. ethylestery. To druh&#233; je levn&#283;j&#353;&#237; a snadn&#283;ji toho do jedn&#233; tablety narvete v&#237;c. Jenom&#382;e &#269;&#237;m nemocn&#283;j&#353;&#237; t&#283;lo, t&#237;m h&#367;&#345; si druhou variantu p&#345;ed&#283;l&#225; zp&#225;tky na triglyceridy. M&#283;li bychom toho b&#253;t schopn&#237;, jen&#382;e mnohdy je opak pravdou. A studie &#269;asto vyu&#382;&#237;vaj&#237; ethylestery, proto&#382;e jsou levn&#283;j&#353;&#237;. A ud&#283;lat kvalitn&#237; studii stoj&#237; opravdu hodn&#283; pen&#283;z.</p></li><li><p><strong>David a Goli&#225;&#353;</strong> u&#382;&#237;vaj&#237; stejnou d&#225;vku. Tohle je bohu&#382;el &#269;ast&#225; chyba: U dopl&#328;k&#367; stravy nezohled&#328;ujeme v&#225;hu, v&#253;&#353;ku, v&#283;k, pohlav&#237;. Zkr&#225;tka m&#283;&#345;&#237;me v&#353;em stejn&#283;. Jen&#382;e David a Goli&#225;&#353; pot&#345;ebuj&#237; pro sv&#233; t&#283;lo &#250;pln&#283; jin&#253; pohon!</p></li><li><p><strong>Ka&#382;d&#253; &#269;lov&#283;k je origin&#225;l</strong>. Proto pozitivn&#237; &#250;&#269;inek omega-3 jednozna&#269;n&#283; potvrzuj&#237; jen ty studie, kter&#233; efekt m&#283;&#345;&#237; pomoc&#237; krevn&#237;ch test&#367;.<br></p></li></ol><p>A d&#237;ky bodu &#269;&#237;slo 5 tomu m&#225;m dnes velmi &#250;sp&#283;&#353;nou praxi. Suplementaci klient&#367; m&#283;&#345;&#237;m a p&#345;izp&#367;sobuji jejich individu&#225;ln&#237;m pot&#345;eb&#225;m.&nbsp;</p><p>P&#345;esto &#269;i pr&#225;v&#283; proto mohu potvrdit: Dopl&#328;ky omega-3 nefunguj&#237;.&nbsp;Co funguje je dlouhodob&#225; zm&#283;na jejich hladiny ve va&#353;ich &#269;erven&#253;ch krvink&#225;ch.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>St&#345;&#237;pky pozn&#225;mek</h3><p>&#129472; V&#283;dci se vrhli na v&#253;zkum nejstar&#353;&#237;ho zn&#225;m&#233;ho s&#253;ra nalezen&#233;ho archeology na poh&#345;ebi&#353;ti Xiaohe v severoz&#225;padn&#237; &#269;&#237;nsk&#233; Tarimsk&#233; p&#225;nvi. D&#283;lal spole&#269;nost asi 3600 let star&#253;m mumi&#237;m objeven&#253;m sice zhruba p&#345;ed dv&#283;ma des&#237;tkami let, ale teprve ned&#225;vno se poda&#345;ilo d&#237;ky technologick&#253;m pokrok&#367;m rozlu&#353;tit DNA p&#345;&#237;tomnou ve starov&#283;k&#253;ch s&#253;rov&#253;ch vzorc&#237;ch. Na&#353;la se v nich kravsk&#225; a koz&#237; DNA, mimo to se v nich v&#353;ak poda&#345;ilo identifikovat i DNA p&#345;&#237;tomn&#253;ch mikroorganism&#367;. Vzorky v sob&#283; nesly DNA jak bakteri&#225;ln&#237;ch, tak pl&#237;s&#328;ov&#253;ch druh&#367; mikrob&#367; v&#269;etn&#283; t&#283;ch podobn&#253;ch druh&#367;m b&#283;&#382;n&#283; se vyskytuj&#237;c&#237;m v sou&#269;asn&#253;ch kef&#237;rov&#253;ch zrnech (tj. symbiotick&#253;ch kultur&#225;ch probiotick&#253;ch bakteri&#237; a kvasinek fermentuj&#237;c&#237;ch ml&#233;ko na kef&#237;rov&#253; s&#253;r). V&#253;sledky v&#253;zkumu <a href="https://www.cell.com/cell/fulltext/S0092-8674(24)00899-7?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS0092867424008997%3Fshowall%3Dtrue">popisuj&#237; v&#253;voj kef&#237;rov&#253;ch mikroorganism&#367; a ukazuj&#237;, &#382;e na severoz&#225;pad&#283; &#268;&#237;ny se vyskytuje specifick&#253; kef&#237;r a kef&#237;rov&#253; s&#253;r u&#382; od doby bronzov&#233;</a>. Kef&#237;r tedy o&#269;ividn&#283; nepoch&#225;z&#237; v&#253;hradn&#283; z horsk&#233; oblasti severn&#237;ho Kavkazu, jak se d&#345;&#237;ve p&#345;edpokl&#225;dalo.</p><p>*</p><p>&#128564; &nbsp;<a href="https://psycnet.apa.org/doiLanding?doi=10.1037%2Fxge0001638">Rozhodujete-li se o d&#367;le&#382;it&#253;ch v&#283;cech, tak se na to vysp&#283;te</a>. Sp&#225;nek n&#225;m pom&#225;h&#225; ned&#283;lat ukvapen&#233; a nep&#345;esn&#233; z&#225;v&#283;ry, rozumn&#283; zv&#225;&#382;it mo&#382;nosti a st&#345;&#237;zliv&#283; vyhodnotit danou situaci &#269;i probl&#233;m. Prvn&#237; dojem b&#253;v&#225; velmi &#269;asto zkreslen&#253; a vytv&#225;&#345;et si na z&#225;klad&#283; n&#283;j okam&#382;it&#253; n&#225;zor je nemoudr&#233;. Pokud vyb&#237;r&#225;me novou knihu, tak to a&#382; tak nebol&#237;. Ale pokud se rozhodujeme, zda n&#225;m stoj&#237; za to j&#237;t na rande s nov&#253;m n&#225;jemn&#237;kem od vedle, tak tam u&#382; by to cht&#283;lo v&#237;ce promyslet.&nbsp;</p><p>*</p><p>&#129681; Asi v&#225;m nep&#345;ijde nijak objevn&#233;, &#382;e zkr&#225;cen&#237; doby denn&#237;ho sezen&#237; vede k zpomalen&#237; &#269;i zabr&#225;n&#283;n&#237; bolest&#237; zad &#8212; kupodivu na toto t&#233;ma ale dosud nebylo provedeno mnoho studi&#237;. <a href="https://bmjopen.bmj.com/content/14/9/e084305">Tady</a> m&#225;te tu nejnov&#283;j&#353;&#237;.&nbsp;Jestli si ale mysl&#237;te, &#382;e v&#225;m posta&#269;&#237; vym&#283;nit sezen&#237; za st&#225;n&#237;, tak v&#225;s zklamu. Samotn&#233; st&#225;n&#237; toti&#382; <a href="https://ijbnpa.biomedcentral.com/articles/10.1186/s12966-024-01615-5">nemus&#237; sni&#382;ovat riziko</a> vzniku bolest&#237; &#269;i kardiovaskul&#225;rn&#237;ch chorob nav&#225;zan&#253;ch na sedav&#233; dny modern&#237;ho &#269;lov&#283;ka. Proaktivn&#237; v&#253;m&#283;na kancel&#225;&#345;sk&#233; &#382;idle za spe&#353;l kancel&#225;&#345;sk&#253; st&#367;l, u n&#283;ho&#382; se stoj&#237;, je sice moment&#225;ln&#283; dost in, ale zdravotn&#237; p&#345;&#237;nos je miziv&#253;, ne-li v z&#225;porn&#253;ch hodnot&#225;ch (dlouh&#233; st&#225;n&#237; je spojeno <a href="https://academic.oup.com/ije/article/53/6/dyae136/7822310">s k&#345;e&#269;ov&#253;mi &#382;ilami a tromb&#243;zami</a>). Volte rad&#283;ji &#269;ast&#233; zm&#283;ny polohy, ch&#367;zi &#269;i fyzickou aktivitu. Nejen va&#353;e z&#225;da v&#225;m za to pod&#283;kuj&#237;.</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> a stejnojmenn&#253; <a href="https://belandy.art/dite-pod-lupou-2024/">kurz</a> D&#237;t&#283; pod Lupou. </p><p>&#127759; <em><strong><a href="https://belandy.art/svety-v-nas/">Sv&#283;ty v n&#225;s</a></strong></em> &#8211; u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch na&#353;eho imunitn&#237;ho syst&#233;mu</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele</p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v&nbsp;textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k&nbsp;n&#283;mu.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> a <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 9/24 - Světy v nás]]></title><description><![CDATA[Z&#225;&#345;&#237; v&#225;m p&#345;in&#225;&#353;&#237; ponor do na&#353;ich vnit&#345;n&#237;ch sv&#283;t&#367; vystav&#283;n&#253;ch mikrobi&#225;ln&#237;mi spole&#269;enstvy, je&#382; v sob&#283; v&#353;ichni nos&#237;me, a bez nich&#382; bychom nep&#345;e&#382;ili.]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-924-svety-v-nas</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-924-svety-v-nas</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Mon, 30 Sep 2024 20:04:57 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!r2pe!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa6b1f45d-77a6-44ed-b939-144258700c99_1776x1072.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>V letn&#237;ch m&#283;s&#237;c&#237;ch jsem se v&#283;novala pohledu na v&#253;&#382;ivu. Dnes bych na toto t&#233;ma je&#353;t&#283; r&#225;da nav&#225;zala problematikou, kter&#225; s v&#253;&#382;ivou &#250;zce souvis&#237;. Konkr&#233;tn&#283; se pod&#237;v&#225;me na pokroky ve studiu mikrobiomu, jeho komplexnost a sou&#382;it&#237; s &#269;lov&#283;kem. Ovliv&#328;uje toti&#382; nejen na&#353;i fyziologii a imunitu, ale i du&#353;evn&#237; zdrav&#237;. V na&#353;em t&#283;le se p&#345;itom nevyskytuje jen mikrobiom st&#345;evn&#237; &#8212; i pl&#237;ce, &#250;stn&#237; dutina nebo t&#345;eba k&#367;&#382;e maj&#237; sv&#225; soukrom&#225; mikrobi&#225;ln&#237; spole&#269;enstva. Zkr&#225;tka, nos&#237;me v sob&#283; skryt&#233; sv&#283;ty, o n&#283;&#382; je t&#345;eba pe&#269;ovat, aby n&#225;m na&#353;e t&#283;lo dob&#345;e a dlouho fungovalo.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" 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data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" 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/__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><p><em><strong>Sp&#225;sa a zk&#225;za antibiotik</strong></em></p><p>Mnoho let se v kulo&#225;rech p&#345;et&#345;&#225;s&#225; t&#233;ma rostouc&#237; rezistence bakteri&#237; na antibiotika a ot&#225;zka &#8220;Co s t&#237;m?&#8221;. A tak se hledaj&#237; nov&#225; l&#233;&#269;iva, omezuje se pou&#382;&#237;v&#225;n&#237; t&#283;ch star&#253;ch, p&#345;ezbrojuje se a vyv&#237;j&#237; dal&#353;&#237; a dal&#353;&#237; l&#233;&#269;ebn&#233; postupy &#250;&#269;inn&#233; likvidace t&#283;ch mal&#253;ch patogenn&#237;ch prev&#237;t&#367;. P&#345;itom &#345;e&#353;en&#237; m&#367;&#382;e le&#382;et n&#283;kde &#250;pln&#283; jinde, jak poodhalila studie doktorky Pauly Littlejohnov&#233;. <a href="https://www.nature.com/articles/s41564-023-01519-3">Zvy&#353;uj&#237;c&#237; se odolnost v&#367;&#269;i antibiotik&#367;m je toti&#382; podle v&#353;eho &#250;zce spojen&#225; s nedostatkem kl&#237;&#269;ov&#253;ch mikro&#382;ivin (jako je vitamin A, B12, fol&#225;t, &#382;elezo a zinek) v ran&#233;m d&#283;tstv&#237;</a>, kter&#253; vedl u my&#353;&#237; k v&#253;znamn&#253;m zm&#283;n&#225;m ve st&#345;evn&#237;m mikrobiomu v&#269;etn&#283; roz&#353;&#237;&#345;en&#237; potenci&#225;ln&#283; patogenn&#237;ch bakteri&#225;ln&#237;ch kmen&#367; uvnit&#345; mikrobi&#225;ln&#237;ho spole&#269;enstva. Mimo to se u zm&#237;n&#283;n&#253;ch my&#353;&#237; vyskytovalo v&#283;t&#353;&#237; mno&#382;stv&#237; gen&#367; spojen&#253;ch s rezistenc&#237; v&#367;&#269;i antibiotik&#367;m. </p><p>Skryt&#253; hlad t&#283;la a jeho osadn&#237;k&#367; je tak dosud p&#345;ehl&#237;&#382;en&#253;m v&#253;znamn&#253;m faktorem v rostouc&#237;m celosv&#283;tov&#233;m zdravotn&#237;m probl&#233;mu bakteri&#225;ln&#237; rezistence. V&#283;dci zd&#367;raz&#328;uj&#237; z&#225;va&#382;nost pot&#345;eby &#345;e&#353;en&#237; podv&#253;&#382;ivy d&#283;t&#237; v glob&#225;ln&#237;m m&#283;&#345;&#237;tku nejen kv&#367;li podv&#253;&#382;iv&#283; samotn&#233;, ale i kv&#367;li nedoz&#237;rn&#253;m d&#367;sledk&#367;, je&#382; o&#269;ividn&#283; na sv&#283;tov&#233; zdrav&#237; m&#225;.&nbsp;</p><p>*</p><p>Pomoci l&#233;&#269;it infekce zp&#367;soben&#233; rezistentn&#237;mi bakteriemi by tak&#233; mohlo 18 nov&#283; identifikovan&#253;ch bakteri&#225;ln&#237;ch kmen&#367; ve stolici zdrav&#253;ch lid&#237;. Tyto kmeny podle v&#353;eho <a href="https://www.nature.com/articles/s41586-024-07960-6">potla&#269;uj&#237; r&#367;st patogenn&#237;ch bakteri&#237; </a>&#269;eledi <em>Enterobacteriaceae</em>, kam spadaj&#237; nap&#345;. i <em>E. coli</em> &#269;i <em>Klebsiella</em> &#8212; &#269;ast&#237; v&#253;tr&#382;n&#237;ci v nemocnic&#237;ch, kde mohou zp&#367;sobovat nebezpe&#269;n&#233; infekce a z&#225;n&#283;ty ve st&#345;ev&#283; otev&#237;raj&#237;c&#237; dve&#345;e dal&#353;&#237;m infekc&#237;m. V&#253;&#353;e zm&#237;n&#283;n&#233; nov&#283; objeven&#233; kmeny um&#237; sout&#283;&#382;it s patogeny o potravu ve st&#345;ev&#283; a zabra&#328;ovat jim tak v jeho os&#237;dlen&#237;. R&#367;st zdrav&#253;ch bakteri&#225;ln&#237;ch kmen&#367; naopak nenaru&#353;uj&#237;. P&#345;edstavuj&#237; tedy mo&#382;nost pro budouc&#237; transplantace fek&#225;ln&#237; mikrobioty pacient&#367;m infikovan&#253;m rezistentn&#237;mi kmeny bakteri&#237;, je&#382; &#269;asto napadaj&#237; lidi trp&#237;c&#237; chronick&#253;mi st&#345;evn&#237;mi z&#225;n&#283;ty &#269;i ty, kte&#345;&#237; dlouhodob&#283; u&#382;&#237;vaj&#237; antibiotika.&nbsp;</p><p>*</p><p>U &#345;e&#353;en&#237; antibiotick&#233; ot&#225;zky je&#353;t&#283; chvilku z&#367;sta&#328;me. To, &#382;e se antibiotika v minulosti hojn&#283; p&#345;id&#225;vala jako dopln&#283;k krmiva brojlerov&#253;ch ku&#345;at, aby se podpo&#345;il jejich r&#367;st a zdrav&#237;, v&#237;me. Od t&#233;to praktiky se s n&#225;r&#367;stem bakteri&#225;ln&#237; rezistence kvapem upou&#353;t&#237; a hledaj&#237; se jin&#233; cesty, jak vypasen&#253;ch zdrav&#253;ch slepi&#269;ek dos&#225;hnout. Jako slibn&#225; alternativa se dle v&#253;zkum&#367; jev&#237;, sv&#283;te div se&#8230; probiotika. <a href="https://www.sciencedirect.com/science/article/pii/S0032579124001834?via%3Dihub">Dopl&#328;ov&#225;n&#237; probiotik (konkr&#233;tn&#283; </a><em><a href="https://www.sciencedirect.com/science/article/pii/S0032579124001834?via%3Dihub">Bacillus subtilis</a></em><a href="https://www.sciencedirect.com/science/article/pii/S0032579124001834?via%3Dihub">) ku&#345;at&#367;m do stravy po dobu 21 dn&#237; podstatn&#283; prosp&#283;lo jejich st&#345;evn&#237;mu mikrobiomu a zdrav&#237;</a>. V&#253;zkum je v&#353;ak zat&#237;m v po&#269;&#225;tc&#237;ch a jeho auto&#345;i pl&#225;nuj&#237; roz&#353;&#237;&#345;en&#237; a prohlouben&#237; studie.&nbsp;</p><p>*</p><p>Pot&#345;eba pohnout s mno&#382;stv&#237;m pou&#382;&#237;van&#253;ch antibiotik sm&#283;rem dol&#367; nezvon&#237; jen v oblasti problematiky rostouc&#237; bakteri&#225;ln&#237; rezistence, ale i v oblasti &#382;ivotn&#237;ho prost&#345;ed&#237;. Co d&#283;laj&#237; antibiotika unikl&#225; do vodn&#237;ho prost&#345;ed&#237; poodkr&#253;v&#225; v&#253;zkum zam&#283;&#345;en&#253; na st&#345;evn&#237; mikrobiom a pam&#283;&#357; vodn&#237;ch pl&#382;&#367;. Tahle zv&#237;&#345;&#225;tka se stejn&#283; jako jin&#225; mus&#237; p&#345;izp&#367;sobovat prost&#345;ed&#237;, u&#269;it se, pamatovat si bezpe&#269;n&#233; a nebezpe&#269;n&#233; j&#237;dlo a poznat pred&#225;tory. Toto <a href="https://academic.oup.com/ismej/article/18/1/wrae078/7683888">u&#269;en&#237; a pam&#283;&#357; z n&#283;ho plynouc&#237; jsou ov&#353;em siln&#283; naru&#353;eny, &#382;ij&#237;-li pl&#382;i ve vod&#283; obsahuj&#237;c&#237; antibiotika, kter&#225; jim decimuj&#237; st&#345;evn&#237; mikrobiom a t&#237;m i zdravou pam&#283;&#357;</a>. Ta je toti&#382; na mikrobiom p&#345;&#237;mo v&#225;zan&#225; a v odborn&#253;ch kruz&#237;ch se ji&#382; l&#233;ta mluv&#237; o tzv. ose mozek-st&#345;evo. Bakterie ve st&#345;ev&#283; toti&#382; produkuj&#237; mnoho l&#225;tek mezi nimi&#382; se skr&#253;vaj&#237; i l&#225;tky zlep&#353;uj&#237;c&#237; zdrav&#237; mozku a jeho kognitivn&#237; funkce. Koncentrace antibiotik, jim&#382; byly vodn&#237; &#382;ivo&#269;ichov&#233; vystaveni b&#283;hem studie, byla obdobn&#225;, jak&#225; byla zji&#353;t&#283;na ve sladk&#253;ch vod&#225;ch po cel&#233;m sv&#283;t&#283;. Docela chmurn&#225; byla tato &#269;etba&#8230;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>O v&#253;voji st&#345;eva a jeho osadn&#237;k&#367;</strong></em></p><p>Ve st&#345;evech se nach&#225;z&#237; mimo jin&#233; i spletit&#253; st&#345;evn&#237; nervov&#253; syst&#233;m, mnohdy ozna&#269;ov&#225;n jako n&#225;&#353; druh&#253; mozek, kter&#253; reguluje tr&#225;vic&#237; procesy a mikrobi&#225;ln&#237; interakce v tr&#225;vic&#237;m traktu. V&#283;dci objevili geny maj&#237;c&#237; kl&#237;&#269;ovou roli v jeho v&#253;voji. Mezi tyto geny pat&#345;&#237; i skupina gen&#367; k&#243;duj&#237;c&#237;ch <a href="https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0303914">opioidn&#237; receptory. Ty se tedy nepod&#237;lej&#237; jen na vn&#237;m&#225;n&#237; bolesti a na z&#225;vislostech, ale jsou p&#345;ekvapiv&#283; i ned&#237;lnou sou&#269;&#225;st&#237; v&#253;voje st&#345;evn&#237;ch nerv&#367;</a>. Tato jejich funkce doned&#225;vna nebyla zn&#225;m&#225; a popsan&#253; objev zpochyb&#328;uje to, co se o nich dosud p&#345;edpokl&#225;dalo. Pochopen&#237; role opioid&#367; ve v&#253;voji a zr&#225;n&#237; st&#345;eva m&#367;&#382;e otev&#345;&#237;t nov&#233; mo&#382;nosti l&#233;&#269;by vrozen&#253;ch poruch tr&#225;ven&#237; a m&#237;t dopad p&#345;edev&#353;&#237;m na d&#283;tskou medic&#237;nu.</p><p>*</p><p>V&#253;voj a zr&#225;n&#237; mikrobi&#225;ln&#237;ch spole&#269;enstev ve st&#345;ev&#283; pak popisuje jin&#225; studie ukazuj&#237;c&#237;, &#382;e <a href="https://microbiomejournal.biomedcentral.com/articles/10.1186/s40168-023-01701-z">ran&#233; f&#225;ze v&#253;voje mikrobiomu m&#225; pod palcem hostitelsk&#253; organismus, pravd&#283;podobn&#283; prost&#345;ednictv&#237;m sv&#233;ho imunitn&#237;ho syst&#233;mu, kde&#382;to pozd&#283;ji tuto roli p&#345;eb&#237;raj&#237; interakce mezi bakteriemi, je&#382; mikrobiom tvo&#345;&#237;</a>. V&#253;zkum byl prov&#225;d&#283;n na mo&#345;sk&#253;ch sasank&#225;ch, kter&#233; maj&#237; pouze evolu&#269;n&#283; star&#253; vrozen&#253; imunitn&#237; syst&#233;m. Analogicky jsou na tom novorozenci, kter&#253;m dob&#345;e funguje jen evolu&#269;n&#283; star&#353;&#237; &#269;&#225;st imunitn&#237; obrany zat&#237;mco spousta evolu&#269;n&#283; mlad&#353;&#237;ch &#269;&#225;st&#237; imunity se teprve vyv&#237;j&#237;. P&#345;i prvotn&#237;m setk&#225;n&#237; s bakteriemi b&#283;hem porodu jsou novorozen&#233; d&#283;ti os&#237;dleny po&#269;&#225;te&#269;n&#237;m mikrobiomem p&#345;eb&#237;ran&#253;m od matky cestou porodn&#237;mi cestami &#8212; jeho slo&#382;en&#237; je kl&#237;&#269;ov&#233; pro vytvo&#345;en&#237; funk&#269;n&#237;ho mikrobiomu a pro tr&#233;nink vyv&#237;jej&#237;c&#237;ho se imunitn&#237;ho syst&#233;mu. Narod&#237;-li se d&#283;ti c&#237;sa&#345;sk&#253;m &#345;ezem, jejich mikrobiom se li&#353;&#237; a imunitn&#237; v&#253;voj je vystaven zv&#253;&#353;en&#233;mu riziku vzniku pozd&#283;j&#353;&#237;ch poruch. V sou&#269;asn&#233; dob&#283; jsou v b&#283;hu studie zam&#283;&#345;en&#233; na osidlov&#225;n&#237; d&#283;t&#237; porozen&#253;ch c&#237;sa&#345;sk&#253;m &#345;ezem mikrobiomem z&#237;skan&#253;m z vagin&#225;ln&#237;ho sekretu matky, aby se zajistila spr&#225;vn&#225; po&#269;&#225;te&#269;n&#237; sestava mikrob&#367; v d&#283;tsk&#233;m organismu.&nbsp;</p><p>*</p><p>Ve Velk&#233; Brit&#225;nii prob&#237;h&#225; u&#382; mnoho let rozs&#225;hl&#253; v&#253;zkum mikrobiomu kojenc&#367; a st&#225;le se d&#237;ky n&#283;mu sv&#283;t dozv&#237;d&#225; nov&#233; a nov&#233; poznatky &#8212; od toho, &#382;e d&#283;ti porozen&#233; vagin&#225;ln&#283; z&#237;sk&#225;vaj&#237; v&#283;t&#353;inu st&#345;evn&#237;ch mikrob&#367; ze st&#345;eva matky, nikoli z pochvy, jak se d&#345;&#237;ve myslelo, po to, &#382;e d&#283;ti porozen&#233; c&#237;sa&#345;sk&#253;m &#345;ezem a os&#237;dlen&#233; p&#367;vodn&#283; p&#345;ev&#225;&#382;n&#283; bakteriemi z nemocni&#269;n&#237;ho prost&#345;ed&#237; do roka do zna&#269;n&#233; m&#237;ry rozd&#237;ly v mikrobiomu dorovnaj&#237;. </p><p>Nejnov&#283;j&#353;&#237; v&#253;sledky popisuj&#237; <a href="https://www.nature.com/articles/s41564-024-01804-9">rozbor kojeneck&#233;ho mikrobiomu a jeho rozd&#283;len&#237; do t&#345;&#237; profil&#367;, z nich&#382; ka&#382;d&#233;mu v&#233;vod&#237; jin&#253; dominantn&#237; bakteri&#225;ln&#237; kmen</a>. S&#225;hneme te&#271; op&#283;t k latinsk&#253;m v&#253;raz&#367;m, proto&#382;e v &#269;e&#353;tin&#283; ty bakterie jm&#233;na nemaj&#237; a d&#225;vat jim p&#345;ezd&#237;vky typu Maru&#353;ka, Pepa a Bo&#382;ena mi nep&#345;ijde &#250;pln&#283; ko&#353;er&#8230; tak tedy, prvn&#237; prosp&#283;&#353;n&#253; kmen nese jm&#233;no <em>Bifidobacterium longum</em> a podle v&#353;eho poch&#225;z&#237; ze st&#345;ev matky. Druh&#253; kmen se jmenuje <em>Bifidobacterium breve </em>a ze st&#345;ev matky se nep&#345;en&#225;&#353;&#237;. Jeho p&#367;vod zat&#237;m nen&#237; zn&#225;m. Teorie je, &#382;e by mohl poch&#225;zet z mat&#269;ina ko&#382;n&#237;ho mikrobiomu. Tak&#233; se &#269;ast&#283;ji vyskytuje u d&#283;t&#237; Asiatek. Co je na n&#283;m ale nejd&#367;le&#382;it&#283;j&#353;&#237; je, &#382;e je geneticky uzp&#367;soben k pln&#233;mu vyu&#382;it&#237; &#382;ivin mate&#345;sk&#233;ho ml&#233;ka a nav&#237;c dok&#225;&#382;e &#250;&#269;inn&#283; blokovat potenci&#225;ln&#283; &#353;kodliv&#233; patogenn&#237; organismy p&#345;ed os&#237;dlen&#237;m st&#345;ev d&#237;t&#283;te. Pom&#225;h&#225; tak&#233; stabiln&#237;mu os&#237;dlen&#237; st&#345;ev dal&#353;&#237;mi prosp&#283;&#353;n&#253;mi mikroby. Pro v&#283;dce se tedy stal ide&#225;ln&#237;m kandid&#225;tem pro v&#253;voj nov&#253;ch d&#283;tsk&#253;ch probiotik. Jak se toti&#382; ukazuje, komer&#269;n&#237; probiotika obsahuj&#237; bakterie (hlavn&#283; <em>Bifidobacterium infantis</em>), kter&#233; nejsou sou&#269;&#225;st&#237; po&#269;&#225;te&#269;n&#237;ho kojeneck&#233;ho mikrobiomu a bude t&#345;eba jejich slo&#382;en&#237; upravit. T&#345;et&#237;m kmenem je <em>Enterococcus faecalis</em>, kter&#253; je ov&#353;em spojen s rizikov&#253;m profilem mikrobiomu d&#283;t&#237; a jeho p&#345;&#237;tomnost ve st&#345;ev&#283; je zvy&#353;ov&#225;na u&#382;&#237;v&#225;n&#237;m antibiotik, co&#382; by mohlo potenci&#225;ln&#283; v&#233;st k os&#237;dlen&#237; st&#345;eva bakteriemi rezistentn&#237;mi na antibiotika.&nbsp;</p><p>V&#253;zkum d&#225;le prob&#237;h&#225; a jeho c&#237;lem z&#367;st&#225;v&#225; odhalen&#237; toho, jak st&#345;evn&#237; mikrobiom kojenc&#367; a jejich v&#253;&#382;iva ovliv&#328;uj&#237; v&#253;voj mozku, chov&#225;n&#237;, emoce a du&#353;evn&#237; zdrav&#237; v pozd&#283;j&#353;&#237;m v&#283;ku.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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/__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 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Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!vRH3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!vRH3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>Mikrobiom a strava</strong></em></p><p>P&#345;em&#253;&#353;leli jste n&#283;kdy nad t&#237;m, <a href="https://linkinghub.elsevier.com/retrieve/pii/S009286742400833X">jac&#237; mikrobi se nach&#225;zej&#237; v na&#353;&#237; strav&#283;</a>? V&#283;dci ano, a to dokonce hned v n&#283;kolika zem&#237;ch. Spojili sv&#233; s&#237;ly a otestovali v dosud nejrozs&#225;hlej&#353;&#237; studii zam&#283;&#345;en&#233; na v&#253;skyt mikrob&#367; v potravin&#225;ch, co se v nich nach&#225;z&#237; za mikrobi&#225;ln&#237; osadn&#237;ky. Pod drobnohled si vzali celkem 2 533 potravin z 50 zem&#237; a identifikovali v nich 10 899 mikrob&#367; (z toho polovina dosud nebyla pops&#225;na). Ze z&#237;skan&#253;ch dat vytvo&#345;ili datab&#225;zi potravinov&#233;ho mikrobiomu a uk&#225;zali, &#382;e mikrobi z potravy tvo&#345;&#237; zhruba 3 % st&#345;evn&#237;ho mikrobiomu dosp&#283;l&#253;ch a p&#345;es 50 % st&#345;evn&#237;ho mikrobiomu kojenc&#367;. Podobn&#233; potraviny v sob&#283; nesly podobn&#225; mikrobi&#225;ln&#237; spole&#269;enstva, kter&#225; ukazovala i na kvalitu a p&#367;vod konkr&#233;tn&#237; potraviny, co&#382; by se v budoucnu dalo vyu&#382;&#237;t pro ov&#283;&#345;en&#237; pravosti jejich zdroj&#367;.</p><p>*</p><p>&#381;e v t&#283;ch 3 % nebudou jen tak ledasjak&#233; bakterie uk&#225;zala jin&#225; studie. Lid&#233; stravuj&#237;c&#237; se rostlinnou stravou a jejich&#382; tal&#237;&#345; obsahuje minim&#225;ln&#237; mno&#382;stv&#237; zpracovan&#253;ch potravin maj&#237; ve st&#345;evech vy&#353;&#353;&#237; hladinu bakteri&#237; rodu <em>Blastocystis</em>. A&#269;koli str&#253;&#269;ek Google v&#225;m pov&#237;, &#382;e se jedn&#225; o parazit&#225;rn&#237; organismus, podle v&#283;deck&#253;ch dat to nebude &#250;pln&#283; pravda. Tento tvore&#269;ek se prakticky nevyskytuje ve st&#345;evech novorozenc&#367;, tak&#382;e ho sb&#237;r&#225;me do mikrobiomov&#233; party a&#382; v pozd&#283;j&#353;&#237;m v&#283;ku, nicm&#233;n&#283; jeho n&#225;lez v lidsk&#233; stolici z roku 595 na&#353;eho letopo&#269;tu prozrazuje, &#382;e se nejedn&#225; o &#382;&#225;dnou modernu a je s n&#225;mi u&#382; minim&#225;ln&#283; 1400 let. No ale pro&#269; v&#225;m to p&#237;&#353;u &#8212; tahleta bakterie jde <a href="https://linkinghub.elsevier.com/retrieve/pii/S0092867424006925">ruku v ruce s lep&#353;&#237;m kardiovaskul&#225;rn&#237;m zdrav&#237;m a ni&#382;&#353;&#237;m mno&#382;stv&#237;m t&#283;lesn&#233;ho tuku.</a> Naopak jej&#237; ni&#382;&#353;&#237; hladiny ve st&#345;evn&#237;m mikrobiomu jsou spojeny mimojin&#233; s obezitou. Jej&#237; vliv na zdrav&#237; a nemoci je p&#345;edm&#283;tem bou&#345;liv&#253;ch debat a z&#345;ejm&#283; z&#225;vis&#237; na mnoha dal&#353;&#237;ch faktorech, nicm&#233;n&#283; jej&#237; p&#345;&#237;tomnost ve st&#345;evech zdrav&#253;ch lid&#237; minim&#225;ln&#283; ukazuje na to, &#382;e se nejedn&#225; o patogen. A nemluv&#237;m o v&#253;sledc&#237;ch n&#283;jak&#233; studie z Horn&#237; Doln&#237;. Tahle studie prob&#283;hla celosv&#283;tov&#283; a z&#250;&#269;astnilo se j&#237; skoro 57 000 lid&#237; ze 32 zem&#237;.&nbsp;</p><p>*</p><p>Vedle pozitivn&#237;ch n&#225;lez&#367; v lidsk&#233; st&#345;evn&#237; d&#382;ungli tu m&#225;me ale i n&#225;lezy chmurn&#233;. <a href="https://www.science.org/doi/10.1126/science.adj9223">Pomalu p&#345;ich&#225;z&#237;me o zdrav&#233; st&#345;evn&#237; mikroby, kter&#233; p&#345;em&#283;&#328;uj&#237; vl&#225;kninu na potravu pro ostatn&#237; st&#345;evn&#237; osadn&#237;ky</a>. Tahle schopnost je vz&#225;cn&#225; a um&#237; ji jen m&#225;lo bakteri&#237; - p&#345;itom je nesm&#237;rn&#283; d&#367;le&#382;it&#225; pro na&#353;e zdrav&#237;. T&#237;m &#8220;my&#8221; mysl&#237;m lidi &#382;ij&#237;c&#237; v m&#283;stsk&#253;ch spole&#269;nostech. Lid&#233; z vesnic, p&#345;&#237;padn&#283; lid&#233; &#382;ij&#237;c&#237; v zapadlej&#353;&#237;ch m&#233;n&#283; industrializovan&#253;ch koutech sv&#283;ta jsou na tom o pozn&#225;n&#237; l&#233;pe. Jak to m&#367;&#382;eme napravit? Nu, jsou tu dv&#283; mo&#382;nosti: p&#345;est&#283;hovat se z m&#283;sta na venkov nebo za&#269;&#237;t j&#237;st v&#237;ce vl&#225;kniny, aby na&#353;i st&#345;evn&#237; kamar&#225;di p&#345;estali vym&#237;rat hlady. Za mne je ide&#225;ln&#237; kombinace oboj&#237;ho, ale ne ka&#382;d&#253; si to m&#367;&#382;e dovolit. </p><p>*</p><p>A te&#271; se poj&#271;me na chv&#237;li mrknout na jednu popul&#225;rn&#237; dietu a jej&#237; vliv na mikrobiom. Konkr&#233;tn&#283; m&#225;m na mysli ketodietu, kdy se ze stravy sraz&#237; sacharidov&#225; slo&#382;ka na naprost&#233; minimum (v z&#225;vislosti na typu ketodiety, pr&#253; je jich v&#237;cero, psali v&#283;dci). Nu&#382;e, tak jako u v&#353;ech extr&#233;m&#367;, ani tento extr&#233;m nen&#237; v dlouhodob&#233;m m&#283;&#345;&#237;tku dobr&#253;. Jedna 12t&#253;denn&#237; studie uk&#225;zala na potenci&#225;ln&#237; zv&#253;&#353;en&#237; hladiny cholesterolu a apolipoproteinu zp&#367;sobuj&#237;c&#237;ho hromad&#283;n&#237; plaku v tepn&#225;ch. Z&#225;rove&#328; vedla ke <a href="https://www.cell.com/cell-reports-medicine/fulltext/S2666-3791(24)00381-1?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS2666379124003811%3Fshowall%3Dtrue">sn&#237;&#382;en&#237; mno&#382;stv&#237; prosp&#283;&#353;n&#253;ch bakteri&#237; ve st&#345;evn&#237;m mikrobiomu</a>, zejm&#233;na co se t&#253;&#269;e bifidobakteri&#237;. Nav&#237;c to vypad&#225;, &#382;e ketodieta sni&#382;uje gluk&#243;zovou toleranci &#8212; tedy &#382;e t&#283;lo zvl&#225;d&#225; m&#233;n&#283; efektivn&#283; zpracov&#225;vat sacharidy. Z&#225;v&#283;r studie zn&#237;: sn&#237;&#382;en&#237; voln&#253;ch cukr&#367; p&#345;id&#225;van&#253;ch do sladk&#253;ch pit&#237;&#269;ek je &#382;&#225;douc&#237;, ov&#353;em drasticky dlouhodob&#283; sni&#382;ovat p&#345;&#237;jem celkov&#253;ch sacharid&#367; nen&#237; &#250;pln&#283; nejlep&#353;&#237; n&#225;pad, kter&#253; m&#367;&#382;e v&#233;st a&#382; k tr&#225;vic&#237;m poruch&#225;m, cukrovce 2. typu, srde&#269;n&#237;m onemocn&#283;n&#237;m a mrtvici.&nbsp;</p><p>Za pravdu j&#237; d&#225;v&#225; jin&#225; studie neprov&#225;d&#283;n&#225; ale na lidech, n&#253;br&#382; na my&#353;&#237;ch. V&#253;sledky ukazuj&#237;, &#382;e <a href="https://www.nature.com/articles/s42255-019-0160-6">ketodieta m&#367;&#382;e b&#253;t prosp&#283;&#353;n&#225; a sni&#382;ovat riziko cukrovky a z&#225;n&#283;t, av&#353;ak </a><strong><a href="https://www.nature.com/articles/s42255-019-0160-6">pouze kr&#225;tkodob&#283;</a></strong> t&#237;m, &#382;e p&#367;sob&#237; na zv&#253;&#353;en&#237; ochrann&#253;ch bun&#283;k v tk&#225;n&#237;ch. Po v&#237;ce ne&#382; t&#253;dnu na t&#233;to diet&#283; se ale u zv&#237;&#345;at za&#269;aly objevovat negativn&#237; &#250;&#269;inky s podob&#283; cukrovky a obezity kv&#367;li postupn&#233; ztr&#225;t&#283; zm&#237;n&#283;n&#253;ch ochrann&#253;ch bun&#283;k. V&#283;dci studii uzav&#237;raj&#237; s t&#237;m, &#382;e je t&#345;eba prov&#233;st dlouhodob&#233; klinick&#233; studie na lidech a pod&#237;vat se na ketodietu opravdu zpod drobnohledu. O&#269;ividn&#283; pozitivn&#237; p&#345;&#237;nos m&#225;, ale je &#269;asov&#283; omezen.&nbsp;</p><p>Abych ketodiet&#283; &#250;pln&#283; ned&#225;vala na zadel, tak tu je&#353;t&#283; vyp&#237;chnu studii zam&#283;&#345;enou na l&#233;&#269;bu polycistick&#233;ho onemocn&#283;n&#237; ledvin. Jak to souvis&#237;? Hodn&#283;. V prvn&#237; randomizovan&#233; klinick&#233; studii zam&#283;&#345;en&#233; na <a href="https://linkinghub.elsevier.com/retrieve/pii/S2666379123004779">vyu&#382;it&#237; ketogenn&#237; metabolick&#233; terapie pro l&#233;&#269;bu tohoto onemocn&#283;n&#237; se uk&#225;zalo, &#382;e stav ket&#243;zy v t&#283;le vede k jeho zpomalen&#237; </a>- cysty v t&#283;le pacient&#367; p&#345;est&#225;vaj&#237; r&#367;st a ledviny p&#345;est&#225;vaj&#237; &#8220;bobtnat&#8221;. A&#269;koli genetick&#233;, je tedy polycistick&#233;ho onemocn&#283;n&#237; ledvin ovlivniteln&#233;, a to zm&#283;nou j&#237;deln&#237;&#269;ku a p&#345;eklopen&#237;m pom&#283;ru makro&#382;ivin v n&#283;m. V&#283;dci moment&#225;ln&#283; vyv&#237;jej&#237; speci&#225;ln&#237; l&#233;&#269;ebn&#233; potraviny upraven&#233; p&#345;&#237;mo pro lidi trp&#237;c&#237; v&#253;&#353;e zm&#237;n&#283;n&#253;m onemocn&#283;n&#237;m a nad&#225;le se v&#283;nuj&#237; v&#253;zkumu.&nbsp;</p><p>Suma sum&#225;rum by se dalo &#345;&#237;ci, &#382;e ketodieta je pro norm&#225;ln&#283; funguj&#237;c&#237;ho zdrav&#233;ho &#269;lov&#283;ka dlouhodob&#283; nevhodn&#225;, ale pro ur&#269;it&#233; zdravotn&#237; stavy p&#345;edstavuje mo&#382;nou l&#233;&#269;ebnou metodu &#8212; za p&#345;edpokladu, &#382;e projde klinick&#253;mi studiemi a potvrd&#237; se pozorovan&#225; zji&#353;t&#283;n&#237;.&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>P&#225;r perli&#269;ek na konec</strong></em></p><p>&#9898;&#65039; Resilientn&#237; lid&#233; (tedy ti, co se pod t&#237;&#382;&#237; &#382;ivotn&#237;ch &#250;trap ohnou, ale nezlom&#237;) vykazuj&#237; nervovou aktivitu v oblastech mozku spojen&#253;ch s lep&#353;&#237; regulac&#237; emoc&#237; a pozornost&#237;, a  <a href="https://www.nature.com/articles/s44220-024-00266-6">mikrobiom spojen&#253; se sn&#237;&#382;en&#253;m z&#225;n&#283;tem a zdravou a funk&#269;n&#237; st&#345;evn&#237; bari&#233;rou</a>.&nbsp;</p><p>&#9898;&#65039; V&#283;deck&#253; sv&#283;t m&#225; nov&#253; vyn&#225;lez. Gut Microbiome Wellness Index 2. V&#253;po&#269;etn&#237; n&#225;stroj, kter&#253; <a href="https://www.nature.com/articles/s41467-024-51651-9">dok&#225;&#382;e analyzovat n&#225;&#353; st&#345;evn&#237; mikrobiom a zhruba s 80% p&#345;esnost&#237; &#345;&#237;ct, zdali je v n&#283;m v&#353;e v po&#345;&#225;dku nebo se bl&#237;&#382;&#237;me &#269;i ji&#382; prod&#283;l&#225;v&#225;me n&#283;jak&#233; st&#345;evn&#237; onemocn&#283;n&#237;</a>. Um&#237; v&#269;as zaznamenat varovn&#233; sign&#225;ly st&#345;evn&#237; nepohody a informovat o tom, &#382;e je pot&#345;eba s t&#237;m n&#283;co d&#283;lat. Sp&#237;&#353;e ne&#382; pro diagnostiku jej v&#283;dci vid&#237; jako proaktivn&#237;ho ukazatele lidsk&#233;ho zdrav&#237;.</p><p>&#9898;&#65039; Ur&#269;it&#233; st&#345;evn&#237; bakterie dok&#225;&#382;&#237; <a href="https://www.nature.com/articles/s41467-024-49842-5">pozitivn&#283; ovlivnit imunitn&#237; syst&#233;m onkologick&#253;ch pacient&#367;</a> a do budoucna by se mohly zm&#283;ny ve stravov&#225;n&#237; za&#345;adit do l&#233;&#269;ebn&#253;ch protin&#225;dorov&#253;ch metodik.&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>Praktick&#233; rady</strong></h5><p><em><strong>Hola hola, pusa vol&#225;! </strong>~ T&#225;&#328;a Horynov&#225;</em></p><p>A &#382;e je to rachot. V &#250;stech toti&#382; s&#237;dl&#237; dal&#353;&#237; mikrobi&#225;ln&#237; sv&#283;t a stejn&#283; jako o t&#283;ch ostatn&#237;ch se o n&#283;m zat&#237;m v&#237; jen to, &#382;e m&#225; obrovsk&#253; vliv na zdrav&#237;: od zubn&#237;ho plaku p&#345;es rakovinu slinivky po mo&#382;nou souvislost s Alzheimerovou chorobou.</p><p>Pr&#225;v&#283; zubn&#237; plak &#269;i z&#225;pach z &#250;st je zp&#367;sob, jak se o mikrobiomu v &#250;stech dozv&#237;d&#225; laick&#225; ve&#345;ejnost: mo&#382;n&#225; jste se tak&#233; setkali s t&#237;m, &#382;e po antibiotik&#225;ch &#269;i kortikoidech se zm&#283;n&#237; dech &#269;i zhor&#353;&#237; kvalita zub&#367;. P&#345;i b&#283;&#382;n&#253;ch infekc&#237;ch se velmi &#269;asto objev&#237; i v&#283;t&#353;&#237; krv&#225;civost d&#225;sn&#237; &#269;i dokonce z&#225;n&#283;t.</p><p>P&#345;i &#269;i&#353;t&#283;n&#237; zub&#367; odkl&#237;z&#237;te kart&#225;&#269;kem zubn&#237; plak, kter&#253; je pln&#253; bakteri&#237; zodpov&#283;dn&#253;ch za v&#353;echny v&#253;&#353;e uveden&#233; p&#345;&#237;znaky. Jenom&#382;e manu&#225;ln&#283; nikdy neodstran&#237;te v&#353;echen plak, a tak se mnohdy na kr&#269;c&#237;ch plak m&#283;n&#237; na zubn&#237; k&#225;men &#269;i se objevuj&#237; probl&#233;my s d&#225;sn&#283;mi.</p><p>Jako obvykle tu pro v&#225;s m&#225;m p&#345;&#237;rodn&#237; &#345;e&#353;en&#237;, kter&#233; zn&#225; ka&#382;d&#253; pejska&#345;. Jen&#382;e ono funguje i pro lidi:</p><p><strong>Mo&#345;sk&#225; &#345;asa kelpa &#269;i jin&#233; hn&#283;d&#233; &#345;asy.</strong></p><p>Obsahuj&#237; n&#283;kolik skupin l&#225;tek (nap&#345;. fukoidany, florotaniny), jejich&#382; funkci bychom mohli p&#345;irovnat teflonu: pokryj&#237; toti&#382; dutinu &#250;stn&#237; nep&#345;ilnavou l&#225;tkou, kter&#225; znemo&#382;&#328;uje usazov&#225;n&#237; zubn&#237;ho plaku. Brzy tak doch&#225;z&#237; ke zhojen&#237; d&#225;sn&#237;, v n&#283;kter&#253;ch p&#345;&#237;padech dokonce &#250;pln&#283; odpadne zubn&#237; k&#225;men. Zubn&#237; hygienistky se pak nesta&#269;&#237; divit.</p><p>Takhle jednoduch&#233; p&#345;&#237;rodn&#237; &#345;e&#353;en&#237; sta&#269;ilo m&#233; klientce, 74let&#233; pan&#237; doktorce imunologie, aby se postupn&#283; b&#283;hem p&#225;r let zcela zbavila paradent&#243;zy. Dokonce j&#237; dorostla kost. Proto&#382;e regenerace funguje v ka&#382;d&#233;m v&#283;ku a nikdy nen&#237; pozd&#283; za&#269;&#237;t. Sta&#269;&#237; jen respektovat lidsk&#233; t&#283;lo a v&#353;echen &#382;ivot uvnit&#345; n&#283;j!</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>St&#345;&#237;pky pozn&#225;mek</h3><p>&#129327; Trp&#237;te migr&#233;nami? V&#283;dci p&#345;i&#353;li na to, &#382;e l&#233;k <a href="https://www.neurology.org/doi/10.1212/WNL.0000000000209745">Ubrogepant dok&#225;&#382;e &#250;&#269;inn&#283; zastavit nebo utlumit migr&#233;nu je&#353;t&#283; d&#345;&#237;ve ne&#382; za&#269;ne bolest hlavy</a> &#8212; za p&#345;edpokladu, &#382;e &#269;lov&#283;k dok&#225;&#382;e poznat bl&#237;&#382;&#237;c&#237; se z&#225;chvat. &#268;asn&#233; p&#345;&#237;znaky p&#345;ich&#225;zej&#237;c&#237;ho pekla zahrnuj&#237; citlivost na sv&#283;tlo a zvuk, &#250;navu, bolest a ztuhlost &#353;&#237;je &#269;i z&#225;vrat&#283;.</p><p>*</p><p>&#128483; &nbsp;Rozpozn&#225;v&#225;n&#237; slov v mluven&#233; &#345;e&#269;i je z&#225;kladn&#237;m kamenem porozum&#283;n&#237;, na tom se asi shodneme. Ale dote&#271; se nev&#283;d&#283;lo, jak to n&#225;&#353; mozek d&#283;l&#225;. D&#237;ky studii, do n&#237;&#382; se zapojili lid&#233; s kochle&#225;rn&#237;mi implant&#225;ty, nyn&#237; v&#283;dci odhalili, &#382;e si <a href="https://www.nature.com/articles/s41467-024-51514-3">ka&#382;d&#253; z n&#225;s &#8220;vol&#237;&#8221; vlastn&#237; postup a jedine&#269;n&#225; &#345;e&#353;en&#237; vn&#237;m&#225;n&#237; slov</a>. N&#225;&#353; mozek u ka&#382;d&#233;ho &#345;e&#269;en&#233;ho slova &#382;ongluje a&#382; se stovkami &#269;i tis&#237;ci mo&#382;nostmi ne&#382; b&#283;hem zlomku vte&#345;iny rozhodne, kter&#233; slovo je to prav&#233;. Rozd&#237;ly ve strategi&#237;ch rozpozn&#225;v&#225;n&#237; slov v &#345;e&#269;i jsou tak nepatrn&#233;, &#382;e si pro &#8220;radu&#8221; &#353;li v&#283;dci k lidem t&#283;&#382;ce nedosl&#253;chav&#253;m. U&#382;ivatel&#233; kochle&#225;rn&#237;ch implant&#225;t&#367; toti&#382; podle v&#253;zkum&#367; pou&#382;&#237;vaj&#237; p&#345;i v&#253;b&#283;ru slov stejn&#253; z&#225;kladn&#237; postup jako lid&#233; bez sluchov&#233;ho omezen&#237;, ale drobn&#233; rozd&#237;ly jsou u nich l&#233;pe detekovateln&#233;.&nbsp;D&#237;ky sv&#253;m zji&#353;t&#283;n&#237;m nyn&#237; mohou v&#283;dci vyvinou p&#345;esn&#283;j&#353;&#237; diagnostick&#233; postupy odhaluj&#237;c&#237; probl&#233;my se sluchem u&#382; v ran&#233;m d&#283;tstv&#237; &#269;i u star&#353;&#237;ch dosp&#283;l&#253;ch a &#250;&#269;inn&#283;ji tyto stavy zvl&#225;dat.&nbsp;&nbsp;</p><p>*</p><p>&#128105;&#8205;&#9877;&#65039; Americk&#225; studie zam&#283;&#345;en&#225; na diagnostiku rakoviny prsu p&#345;i&#353;la s v&#253;sledky poukazuj&#237;c&#237;mi na to, &#382;e by <a href="https://ascopubs.org/doi/10.1200/JCO.24.00285">screening m&#283;ly podstupovat &#382;eny ji&#382; od 40 let, a to ka&#382;d&#253; rok</a>. Oproti dvoulet&#253;m prohl&#237;dk&#225;m je tento interval v&#253;znamn&#283; &#250;sp&#283;&#353;n&#283;j&#353;&#237; &#8212; sni&#382;uje se d&#237;ky n&#283;mu procento v&#253;skytu pozdn&#237;ch st&#225;di&#237; rakoviny a zvy&#353;uje se celkov&#225; &#353;ance na p&#345;e&#382;it&#237; u &#382;en, kter&#233; rakovinou onemocn&#237;. V &#268;R je dle vyhl&#225;&#353;ky Ministerstva zdravotnictv&#237; stanoveno, &#382;e na bezplatnou preventivn&#237; mamografii m&#225; n&#225;rok ka&#382;d&#225; &#382;ena star&#353;&#237; 45 let ve dvoulet&#253;ch intervalech. Asi by to cht&#283;lo trochu aktualizovat. V zahrani&#269;&#237; u&#382; na tom v&#283;dci intenzivn&#283; vy&#353;&#237;vaj&#237; na v&#353;ech front&#225;ch.</p><p>*</p><p>&#128557; S l&#233;&#269;bou bolesti p&#345;isp&#283;chal i dal&#353;&#237; v&#283;deck&#253; t&#253;m, v tomto p&#345;&#237;pad&#283; si vzali pod drobnohled bolest chronickou. Poda&#345;ilo se jim <a href="https://journals.lww.com/pain/fulltext/9900/noninvasive_targeted_modulation_of_pain_circuits.670.aspx">vyvinout neinvazivn&#237; za&#345;&#237;zen&#237; vyu&#382;&#237;vaj&#237;c&#237; ultrazvuk, kter&#253; p&#367;sob&#237; na chybn&#233; sign&#225;ly v hlubok&#253;ch oblastech mozku zp&#367;sobuj&#237;c&#237; fale&#353;n&#233; zpr&#225;vy o bolesti</a>. V&#253;sledky studie p&#345;ekvapiv&#283; ukazuj&#237;, &#382;e jej&#237;m &#250;&#269;astn&#237;k&#367;m p&#345;ineslo dlouhodobou &#250;levu ji&#382; jedno jedin&#233; l&#233;&#269;ebn&#233; sezen&#237;. Nyn&#237; se pr&#225;ce p&#345;esunuje do t&#345;et&#237; f&#225;ze klinick&#253;ch studi&#237; &#8212; posledn&#237;ho kroku p&#345;ed schv&#225;len&#237;m FDA pro pou&#382;it&#237; v l&#233;ka&#345;sk&#233; praxi. Tento v&#253;zkum m&#225; &#269;eskou stopu: a&#269;koli se jedn&#225; o americk&#253; v&#283;deck&#253; t&#253;m, vede jej v&#283;dec s &#269;esk&#253;m p&#367;vodem, doktor Jan Kub&#225;nek. Kr&#225;sn&#225; pr&#225;ce!</p><p>*</p><p>&#128701; O pozitivn&#237;m vlivu j&#243;gy na lidsk&#233; zdrav&#237; ji&#382; sv&#283;tem l&#233;t&#225; &#345;ada studi&#237;. Te&#271; se k nim p&#345;idala studie popisuj&#237;c&#237;, jak <a href="https://www.acpjournals.org/doi/10.7326/M23-3051">cvi&#269;en&#237; j&#243;gy pom&#225;h&#225; star&#353;&#237;m &#382;en&#225;m trp&#237;c&#237;m inkontinenc&#237;</a>. Tou je pr&#253; posti&#382;ena a&#382; polovina &#382;en st&#345;edn&#237;ho v&#283;ku a a&#382; 80 % osmdes&#225;tnic. Za 12 t&#253;dn&#367; n&#237;zkoz&#225;t&#283;&#382;ov&#233;ho cvi&#269;en&#237; se zam&#283;&#345;en&#237;m na pozice posiluj&#237;c&#237; p&#225;nevn&#237; dno se poda&#345;ilo sn&#237;&#382;it po&#269;et denn&#237;ch &#8220;nehod&#8221; v&#237;ce ne&#382; o polovinu. Kontroln&#237; skupina dam cvi&#269;ila protahovac&#237; a posilovac&#237; cvi&#269;en&#237; nezam&#283;&#345;en&#233; na p&#225;nevn&#237; dno a taky zaznamenala pokroky, co se t&#253;&#269;e del&#353;&#237;ho udr&#382;en&#237; mo&#269;i. Oba typy cvi&#269;en&#237; sni&#382;uj&#237; denn&#237; &#250;niky mo&#269;i zhruba o 60 % za prakticky nulov&#233; n&#225;klady &#8212; sta&#269;&#237; se nau&#269;it p&#225;r cvik&#367;, kter&#233; m&#367;&#382;e ka&#382;d&#253; cvi&#269;it doma.</p><p>*</p><p>&#128300; Doned&#225;vna se m&#283;lo za to, &#382;e beta bu&#328;ky produkuj&#237;c&#237; inzulin pot&#345;ebuj&#237; ke sv&#233; spr&#225;vn&#233; funkci ostatn&#237; bu&#328;ky slinivky b&#345;i&#353;n&#237; produkuj&#237;c&#237; hormony. Podle v&#253;sledk&#367; t&#253;mu z &#381;enevsk&#233; univerzity tomu tak nen&#237;. <a href="https://www.nature.com/articles/s42255-024-01114-8">Ke stabilizaci hladiny cukru v krvi nejsou krom inzulin produkuj&#237;c&#237;ch beta bun&#283;k pot&#345;eba &#382;&#225;dn&#233; jin&#233; bu&#328;ky slinivky</a>. V&#283;dci dokonce zaznamenali lep&#353;&#237; zdravotn&#237; stav my&#353;&#237;, kter&#233; m&#283;ly ve slinivce funk&#269;n&#237; pouze beta bu&#328;ky. P&#345;i ztr&#225;t&#283; ostatn&#237;ch bun&#283;k slinivky se z&#345;ejm&#283; t&#283;lo adaptuje a pot&#345;ebn&#233; pomocn&#237;ky hled&#225; mimo slinivku. Bu&#328;ky slinivky maj&#237; zd&#225; se mimo&#345;&#225;dnou adapta&#269;n&#237; schopnost, kterou v&#283;dci hodlaj&#237; vyu&#382;&#237;t pro hled&#225;n&#237; nov&#253;ch cest l&#233;&#269;by diabetu.&nbsp;</p><p>*</p><p>&#127812; O houb&#225;ch v&#237;m houby, ale d&#237;ky jejich nad&#353;en&#253;m p&#345;&#237;znivc&#367;m v m&#233;m okol&#237; se ke mn&#283; dost&#225;v&#225; &#269;&#237;m d&#225;l v&#237;ce informac&#237; o jejich &#250;&#382;asnosti. A jeliko&#382; a proto&#382;e maj&#237; algoritmy n&#283;jak podez&#345;ele vylad&#283;n&#233; p&#345;ij&#237;ma&#269;e, tak mi p&#345;ist&#225;l na monitoru &#269;l&#225;nek a p&#345;&#237;b&#283;h, kter&#253; mne dost posadil na zadek.&nbsp;</p><p>V hlavn&#237; roli tu m&#225;me mu&#382;e jm&#233;nem <a href="https://vayuhillmaini.com/about-me/">Vayu Hill-Maini</a>. P&#345;edstavte si ho jako mal&#233;ho kluka, jeho&#382; m&#225;ma (p&#367;vodem Indka z Keni) vedla kurzy va&#345;en&#237; ve Stokholmu a stejn&#283; jako sv&#233; studenty, tak i sv&#233;ho synka zasv&#283;tila do kouzel indick&#233;ho ko&#345;en&#237; a kulin&#225;&#345;sk&#233;ho umu. Po st&#345;edn&#237; se vydal va&#345;it do New Yorku, kde exceloval v m&#237;stn&#237;ch restaurac&#237;ch&#8230; aby se posl&#233;ze vydal na studia biochemie a obh&#225;jil na Harvardu doktor&#225;t zam&#283;&#345;en&#253; na st&#345;evn&#237; mikrobiom. Te&#271; jako chemik-kucha&#345; stoj&#237; jednou nohou v laborato&#345;i a druhou nohou v kuchyn&#237;ch sp&#345;&#225;telen&#253;ch restaurac&#237;. P&#345;i&#269;em&#382; v jedn&#233; z nich (Blue Hill v NY) maj&#237; v kuchyni inkub&#225;tor a digesto&#345;, v nich&#382; zkoumaj&#237; fermenta&#269;n&#237; procesy zp&#367;soben&#233; vl&#225;knitou pl&#237;sn&#237; <em>Neurospora intermedia</em>.&nbsp;</p><p>Tahleta houbi&#269;ka pr&#253; jako jedin&#225; dok&#225;&#382;e p&#345;em&#283;nit kuchy&#328;sk&#233; zbytky na chutn&#233; po&#382;ivatiny. Mo&#382;n&#225; zn&#225;te indon&#233;sk&#253; pokrm <em>oncom</em>, kter&#253; je v Indon&#233;sii tradi&#269;n&#283; s pomoc&#237; <em>Neurospory</em> vyr&#225;b&#283;n ze s&#243;jov&#233; drti zbyl&#233; po v&#253;rob&#283; tofu. Hill-Maini ve snaze naj&#237;t cesty, jak minimalizovat pl&#253;tv&#225;n&#237; v kuchyni, spojil sv&#233; kucha&#345;sk&#233; um&#283;n&#237; a v&#283;deck&#233; znalosti a jal se s <em>Neurosporu</em> tvo&#345;it kulin&#225;&#345;sk&#225; kouzla. A kouzla to vskutku jsou. Jeho t&#253;m dok&#225;&#382;e p&#345;em&#283;nit v chutn&#225; j&#237;dla zbytky z&#237;skan&#233; po v&#253;rob&#283; s&#243;jov&#233;ho &#269;i ovesn&#233;ho ml&#233;ka, bagasy z cukrov&#233; t&#345;tiny, mandlov&#253;ch a ban&#225;nov&#253;ch slupek&#8230; podle v&#253;sledk&#367; Hill-Mainiho v&#253;zkumu dok&#225;&#382;e <em><a href="https://www.nature.com/articles/s41564-024-01799-3">Neurospora</a></em><a href="https://www.nature.com/articles/s41564-024-01799-3"> r&#367;st a&#382; na 30 druz&#237;ch zem&#283;d&#283;lsk&#233;ho odpadu ani&#382; by produkovala toxiny</a>. R&#367;zn&#233; druhy zbytk&#367; dod&#225;vaj&#237; v&#253;sledn&#233;mu pokrmu r&#367;znou chu&#357;, v&#269;etn&#283; ovocn&#253;ch t&#243;n&#367;.</p><p>Existuje spousta po&#382;ivatin p&#345;em&#283;n&#283;n&#253;ch houbami - od alkoholu, p&#345;es tvaroh, modr&#253; s&#253;r, s&#243;jovku a&#382; po miso. Ale ty v&#353;echny vznikaj&#237; z prvosurovin, nikoli ze zbytk&#367;. V tom jsou j&#237;dla vznikl&#225; s pomoc&#237; <em>Neurospory</em> jedine&#269;n&#225;. B&#283;hem 36 hodin dok&#225;&#382;e houbi&#269;ka p&#345;em&#283;nit nestraviteln&#253; rostlinn&#253; materi&#225;l (v&#269;etn&#283; pektinu a celul&#243;zy) na straviteln&#233; a zdrav&#233; j&#237;dlo. Tohle byl dlouh&#253; st&#345;&#237;pek, ale j&#225; tu zama&#269;k&#225;v&#225;m slzu. V&#283;da d&#283;lan&#225; srdcem a s chut&#237;. &#128156;</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><p></p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> a stejnojmenn&#253; <a href="https://belandy.art/dite-pod-lupou-2024/">kurz</a> D&#237;t&#283; pod Lupou. </p><p>&#127759; <em><strong><a href="https://belandy.art/svety-v-nas/">Sv&#283;ty v n&#225;s</a></strong></em> &#8211; u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch na&#353;eho imunitn&#237;ho syst&#233;mu</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele</p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v&nbsp;textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> a <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a> </strong></em>&#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k&nbsp;n&#283;mu.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> a <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 8/24 - Letní seriál o výživě, část 3.]]></title><description><![CDATA[Tik tak... hodiny odbily posledn&#237; den pr&#225;zdnin a s n&#237;m v&#225;m let&#237; i posledn&#237; d&#237;l letn&#237;ho speci&#225;lu o v&#253;&#382;iv&#283;. Tentokr&#225;t to bude o hubnut&#237; a p&#367;stech.]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-824-letni-serial</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-824-letni-serial</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Sat, 31 Aug 2024 20:04:04 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!RcmA!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F09e965e2-8ad0-4986-8550-fdb7f04686d1_2160x1620.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>V posledn&#237;m d&#237;le letn&#237;ho speci&#225;lu se pod&#237;v&#225;me bl&#237;&#382;e na t&#233;ma hubnut&#237; a p&#345;eru&#353;ovan&#253;ch p&#367;st&#367;. A&#357; u&#382; n&#225;m toti&#382; kila nahoru nask&#225;kala z jak&#253;chkoli d&#367;vod&#367;, je moudr&#233; se jich zbavit, aby n&#225;m nenad&#283;lala v budoucnu v&#225;&#382;n&#233; probl&#233;my. Obezita a nadv&#225;ha se v t&#283;le toti&#382; projevuj&#237; i na t&#283;ch nejmen&#353;&#237;ch &#250;rovn&#237;ch &#8212; v r&#225;mci bun&#283;k a jejich vnit&#345;n&#237;ch &#269;&#225;st&#237;. P&#345;izn&#225;m se, &#382;e jsem se tentokr&#225;te drob&#225;tko rozepsala. V&#283;t&#353;ina textu vznikla v ma&#345;&#237;&#382;sk&#233; zeleni, kter&#225; p&#345;eje zbytn&#283;l&#253;m text&#367;m. Pou&#269;en&#237; pro p&#345;&#237;&#353;t&#283;. Budu tam odte&#271; ps&#225;t u&#382; jen knihy, abych v&#225;m p&#345;i otev&#345;en&#237; mailov&#253;ch schr&#225;nek neholila d&#233;lkou ob&#283;&#382;n&#237;ku hlavy a nezvedala obo&#269;&#237;&#8230;</p><p>PS: krom&#283; toho, &#382;e je moje <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">kni&#382;n&#237;</a> miminko o v&#253;voji d&#283;tsk&#233; imunity ji&#382; skoro odbaveno sm&#283;r tisk&#225;rna, tak se mi poda&#345;ilo po letech kone&#269;n&#283; vykopnout na sv&#283;tlo bo&#382;&#237; i <a href="https://belandy.art/dite-pod-lupou-2024/">kurz</a>. L&#233;to bylo parn&#233;, pern&#233;, ale na podzim p&#345;inese par&#225;dn&#237; plody. M&#367;&#382;ete si taky zobnout, jestli v&#225;s to t&#233;ma zaj&#237;m&#225;!</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, 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1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!RcmA!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F09e965e2-8ad0-4986-8550-fdb7f04686d1_2160x1620.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!RcmA!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, 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/__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F09e965e2-8ad0-4986-8550-fdb7f04686d1_2160x1620.jpeg 1456w" sizes="100vw"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 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data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:&quot;&quot;,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><p><em><strong>Pro&#269; hubnout?</strong></em></p><p>Studie na my&#353;&#237;m modelu uk&#225;zala <a href="https://www.nature.com/articles/s42255-024-00978-0">nep&#283;kn&#253; vliv stravy s vysok&#253;m obsahem tuku na bun&#283;&#269;n&#233; tov&#225;rny tukov&#253;ch bun&#283;k, mitochondrie</a>. Ty se za&#269;aly rozpadat na men&#353;&#237; a m&#233;n&#283; efektivn&#237; mitochondrie se sn&#237;&#382;enou schopnost&#237; spalovat tuk, jen&#382; pom&#225;haj&#237; za norm&#225;ln&#237;ch okolnost&#237; v bu&#328;ce zpracov&#225;vat. V&#353;e se d&#283;lo pod taktovkou jednoho genu, kter&#253; je kritick&#253; pro p&#345;echod od zdrav&#233; hmotnosti k obezit&#283; &#8212; mimo jin&#233; toti&#382; ovliv&#328;uje rozkl&#225;d&#225;n&#237; mitochondri&#237;, kdy&#382; se v nich n&#283;co pokaz&#237; a je pot&#345;eba je odstranit. P&#345;i jeho nadm&#283;rn&#233; aktivaci doch&#225;z&#237; o&#269;ividn&#283; k naru&#353;en&#237; fungovov&#225;n&#237;  mitochondri&#237; a vyvol&#225;n&#237; metabolick&#253;ch probl&#233;m&#367; vedouc&#237;ch k tloustnut&#237;.  Zjednodu&#353;en&#283; &#345;e&#269;eno: <em>p&#345;ej&#237;d&#225;me-li se stravou obsahuj&#237;c&#237; vysok&#233; mno&#382;stv&#237; tuk&#367; a kalori&#237;, spou&#353;t&#237; se metabolisk&#233; procesy vedouc&#237; ke sn&#237;&#382;en&#237; spalov&#225;n&#237; energie a my se dost&#225;v&#225;me do pekeln&#233; smy&#269;ky vedouc&#237; k obezit&#283;</em>. Zm&#237;n&#283;n&#253; gen vedou v&#283;dci jako mo&#382;n&#253; terapeutick&#253; c&#237;l p&#345;i l&#233;&#269;b&#283; lid&#237; s nezdrav&#283; rozb&#283;han&#253;mi metabolick&#253;mi procesy.</p><p>Vedle bun&#283;k tukov&#233; tk&#225;n&#283; m&#225; nadv&#225;ha a obezita <a href="https://rupress.org/jem/article/215/2/627/42525/Obesity-alters-the-long-term-fitness-of-the">negativn&#237; vliv nap&#345;&#237;klad i na krvetvorn&#233; kmenov&#233; bu&#328;ky kostn&#237; d&#345;en&#283;</a>, jak ukazuj&#237; studie na ob&#233;zn&#237;ch my&#353;&#237;ch. Stres spojen&#253; s obezitou sni&#382;uje funk&#269;nost bun&#283;k a tyto &#250;&#269;inky p&#345;etrv&#225;vaj&#237; i po odezn&#283;n&#237; stresu a navr&#225;cen&#237; v&#225;hy do norm&#225;lu. V&#283;dci diskutuj&#237; i o tom, zda v&#283;k a z&#225;t&#283;&#382; prost&#345;ed&#237; mohou vych&#253;lit tvorbu krevn&#237;ch bun&#283;k sm&#283;rem k pre-leukemick&#233;mu v&#253;voji. </p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><p><em><strong>Hubnut&#237; sportem</strong></em></p><p>O vnit&#345;n&#237;ch hodink&#225;ch jsem v&#225;m tu psala ji&#382; n&#283;kolikr&#225;t a zd&#225; se &#382;e maj&#237; vliv i na to, jak spalujeme tuky p&#345;i cvi&#269;en&#237;. <a href="https://www.pnas.org/doi/10.1073/pnas.2218510120">Fyzick&#225; aktivita nem&#225; stejn&#233; v&#253;sledky po cel&#253; den</a>, jsou &#269;asy lep&#353;&#237; a hor&#353;&#237;. Pokud se rozhodneme pro spalov&#225;n&#237; tuk&#367; v tu spr&#225;vnou denn&#237; hodinu, dok&#225;&#382;eme zv&#253;&#353;it jejich metabolismus &#8212; tedy zat&#237;m to v&#283;dci popsali u my&#353;&#237;, ale osobn&#283; by mne nep&#345;ekvapilo, kdyby podobn&#253;ch v&#253;sledk&#367; dos&#225;hly i studie na lidech, kter&#233; budou v z&#225;p&#283;t&#237; n&#225;sledovat. My&#353;i cvi&#269;&#237;c&#237; v &#269;asn&#233; aktivn&#237; f&#225;zi (tedy pro n&#225;s by to bylo rann&#237; cvi&#269;en&#237;) m&#283;ly efektivn&#283;j&#353;&#237; v&#253;sledky spalov&#225;n&#237; tuk&#367; ne&#382; my&#353;i cvi&#269;&#237;c&#237; v dob&#283;, kdy norm&#225;ln&#283; odpo&#269;&#237;vaj&#237; (u lid&#237; pozdn&#237; ve&#269;er).&nbsp;</p><p>Mrkneme-li se na to z hlediska gen&#367;, tak cvi&#269;en&#237; v &#269;asn&#233; aktivn&#237; f&#225;zi zvy&#353;uje expresi gen&#367; spojen&#253;ch s odbour&#225;v&#225;n&#237;m tukov&#233; tk&#225;n&#283;, produkc&#237; tepla a zrychlen&#237;m metabolismu. To v&#353;e bez ohledu na p&#345;&#237;jmu potravy. Suma sum&#225;rum teorie nyn&#237; zn&#237;: <em>cvi&#269;te rad&#283;ji r&#225;no ne&#382; ve&#269;er, dos&#225;hnete pravd&#283;podobn&#283; lep&#353;&#237;ch v&#253;sledk&#367;</em>. Dal&#353;&#237; studie, tentokr&#225;te na lidech, jsou v procesu. Stay tuned!</p><p>*</p><p>Kdy&#382; u&#382; jsme u toho sportu &#8212; v&#353;imli jste si, &#382;e <a href="https://www.sciencedirect.com/science/article/pii/S2212877824000991?via%3Dihub">n&#283;kte&#345;&#237; lid&#233; hubnou rychleji a jin&#237; pomaleji</a>? Na tento nef&#233;r jev se mrkli v&#283;dci v Japonsku a p&#345;i&#353;li na p&#345;&#237;&#269;inu. Pokud si mysl&#237;te, &#382;e hubnut&#237; je jednoduch&#225; rovnice o p&#345;ijat&#253;ch a vydan&#253;ch kalori&#237;ch, tak to nen&#237; zdaleka tak jednoduch&#233;. Vypadlo v&#225;m z n&#237; p&#225;r veli&#269;in. P&#345;edev&#353;&#237;m sign&#225;ln&#237; molekuly reaguj&#237;c&#237; na kr&#225;tkodob&#233; cvi&#269;en&#237; a &#345;&#237;d&#237;c&#237; energetick&#253; metabolismus t&#283;la. Pokud jich je v t&#283;le m&#225;lo, doch&#225;z&#237; p&#345;i cvi&#269;en&#237; k men&#353;&#237; spot&#345;eb&#283; kysl&#237;ku, sp&#225;l&#237; se m&#233;n&#283; tuku a t&#283;lo je n&#225;chyln&#233; k p&#345;ib&#237;r&#225;n&#237; na v&#225;ze. Ukazuje to jak my&#353;&#237; v&#253;zkum, tak lidsk&#253; (lid&#233; s cukrovkou 2. typu, tedy lid&#233; s inzulinovou intoleranc&#237;, a lid&#233; ob&#233;zn&#237; maj&#237; sn&#237;&#382;enou hladinu zm&#237;n&#283;n&#253;ch sign&#225;ln&#237;ch molekul).&nbsp;</p><p>Chyb&#237;-li v organismu ur&#269;it&#233; alternativn&#237; verze dan&#233; sign&#225;ln&#237; molekuly, je na&#353;e t&#283;lo v podstat&#283; slep&#233; ke kr&#225;tkodob&#233; sportovn&#237; aktivit&#283;, a t&#237;m p&#225;dem spalujeme b&#283;hem i po tr&#233;ninku m&#233;n&#283; tuk&#367;. A naopak, &#269;&#237;m v&#237;ce variant v t&#283;le m&#225;me, t&#237;m l&#233;pe tuky b&#283;hem a po cvi&#269;en&#237; spalujeme. V&#283;dci tak povrdili hypot&#233;zu, &#382;e <em>geny v kostern&#237;m svalstvu ur&#269;uj&#237; n&#225;chylnost k obezit&#283;</em>. Nicm&#233;n&#283; budeme-li cvi&#269;it d&#367;sledn&#283; a dlouhodob&#283;, na&#353;e svalov&#225; hmota prost&#283; a jednodu&#353;e poroste bez ohledu na p&#345;&#237;tomnost dostate&#269;n&#233;ho mno&#382;stv&#237; sidn&#225;ln&#237;ch molekul.&nbsp;Mimo spalov&#225;n&#237; tuk&#367; maj&#237; dan&#233; sign&#225;ln&#237; molekuly <em>vliv i na metabolick&#233; adaptace v reakci na kr&#225;tkodob&#233; podn&#283;ty obecn&#283;</em> (nap&#345;&#237;klad zv&#237;&#345;ata, kter&#225; jich maj&#237; m&#233;n&#283; maj&#237; v&#253;razn&#283; klesaj&#237;c&#237; t&#283;lesnou teplotu p&#345;i vystaven&#237; chladu).&nbsp;</p><p>Vyv&#237;jen&#233; l&#233;ky proti obezit&#283; se v&#283;t&#353;inou zam&#283;&#345;uj&#237; na sn&#237;&#382;en&#237; chuti k j&#237;dlu, ne&#345;e&#353;&#237; v&#353;ak pr&#225;ci s energetick&#253;m v&#253;dejem. Auto&#345;i studie navrhuj&#237; vyvinout pr&#225;v&#283; takov&#233;, zam&#283;&#345;en&#233; na zv&#253;&#353;en&#237; energetick&#233;ho v&#253;deje. Mohly by toti&#382; b&#253;t podstatn&#283; v&#237;ce &#250;&#269;inn&#233; bez ohledu na dietn&#237; omezen&#237;.&nbsp;</p><p>*</p><p>Na druhou stranu, pokud hubnete, <a href="https://onlinelibrary.wiley.com/doi/10.1002/oby.23795">nemus&#237;te nutn&#283; ka&#382;d&#253; den podrobn&#283; sledovat</a>, jestli jste sn&#283;dli p&#345;esn&#283; to, co jste m&#283;li napl&#225;nov&#225;no v j&#237;deln&#237;&#269;ku. <em>K dosa&#382;en&#237; vyty&#269;en&#233;ho hubnouc&#237;ho c&#237;le nen&#237; 100% sledov&#225;n&#237; ka&#382;d&#233;ho sn&#283;zen&#233;ho drobku a ka&#382;d&#233; vypit&#233; kapky nutn&#233;</em>. Samo o sob&#283; je to stresuj&#237;c&#237; a obt&#237;&#382;n&#233; zaznamen&#225;vat dlouhodob&#283;. Podle v&#253;sledk&#367; v&#253;zkumu sta&#269;&#237; pro 3% &#250;bytek na v&#225;ze sledovat 30 % dn&#237;, pro v&#237;ce ne&#382; 5% &#250;bytek na v&#225;ze sledovat 40 % dn&#237; a pokud chceme zhubnout v&#237;ce ne&#382; 10 % v&#225;hy, tak je pak vhodn&#233; sledovat 70 % dn&#237;.&nbsp; &#268;ili vskutku nen&#237; t&#345;eba v&#233;st z&#225;znamy ka&#382;d&#253; den.</p><p>Nav&#237;c je zd&#225; se ve v&#253;voji jednodu&#353;&#353;&#237; cesta z&#225;znam&#367; a vyhodnocov&#225;n&#237; konzumovan&#233;ho j&#237;dla a jeho kalori&#237; &#8212; konkr&#233;tn&#283; jeho <a href="https://www.sciencedirect.com/science/article/pii/S0002916524004568?via%3Dihub">focen&#237; a ukl&#225;d&#225;n&#237; do aplikace</a>, kter&#225; pak na z&#225;klad&#283; fotografi&#237; vyhodnot&#237;, kolik kalori&#237; &#269;lov&#283;k za den sn&#283;dl. Zat&#237;m fotografie hodnot&#237; dietologov&#233; v r&#225;mci studi&#237; prov&#225;d&#283;n&#253;ch ve v&#253;zkumn&#253;ch laborato&#345;&#237;ch zam&#283;&#345;en&#253;ch na zdokonalen&#237; dietologick&#253;ch intervenc&#237;. Podle v&#353;eho je focen&#237; j&#237;dla pro z&#225;znam p&#345;ijat&#253;ch &#382;ivin a kalori&#237; mnohem p&#345;esn&#283;j&#353;&#237; ne&#382; pouh&#233; jejich zaps&#225;n&#237;. Jedn&#225; se o nejrozs&#225;hlej&#353;&#237; studii o stravov&#225;n&#237;, kde byla pou&#382;ita aplikace Food record a v&#283;deck&#253; t&#253;m nyn&#237; spolupracuje s americkou univerzitou <em>Purdue university</em> na vyu&#382;it&#237; um&#283;l&#233; inteligence k automatizaci anal&#253;zy fotografi&#237;.&nbsp;</p><p>*</p><p>A co kdy&#382; se &#269;lov&#283;ku poda&#345;&#237; zhubnout a pak n&#283;jak&#225; ta kila zase nabere zp&#225;tky? I tak <a href="https://www.ahajournals.org/doi/10.1161/CIRCOUTCOMES.122.009348">se pr&#253; ulev&#237; jeho srdci&nbsp; a sn&#237;&#382;&#237; se u n&#283;j rizikov&#233; faktory spojen&#233; s kardiovaskul&#225;rn&#237;mi onemocn&#283;n&#237;mi a cukrovkou 2. typu</a> po dobu nejm&#233;n&#283; 5 let po ukon&#269;en&#237; intenzivn&#237;ho programu hubnut&#237;. Podle v&#253;sledk&#367; studie zam&#283;&#345;en&#233; na behavior&#225;ln&#237; programy hubnut&#237; (tedy hubnut&#237; spojen&#233; se zm&#283;nou &#382;ivotn&#237;ho stylu) m&#283;li lid&#233; <em>po zhubnut&#237; ni&#382;&#353;&#237; hodnoty sytolick&#233;ho krevn&#237;ho tlaku, lep&#353;&#237; pom&#283;r &#353;patn&#233;ho a dobr&#233;ho cholesterolu, a lep&#353;&#237; hladiny ukazatel&#367; diabetu</em>. A to i po n&#225;vratu &#269;&#225;sti ztracen&#233; v&#225;hy. Hubnut&#237; m&#225; tedy smysl zvl&#225;&#353;t&#283;, je-li dodr&#382;eno 8 z&#225;kladn&#237;ch zdravotn&#237;ch parametr&#367;: konzumace zdrav&#253;ch potravin, fyzick&#225; aktivita, neku&#345;&#225;ctv&#237;, dostate&#269;n&#253; sp&#225;nek, udr&#382;ov&#225;n&#237; zdrav&#233; hmotnosti, kotrolov&#225;n&#237; hladiny cholesterolu, cukru v krvi a krevn&#237;ho tlaku.&nbsp;</p><p>***</p><p><em><strong>Jak hubnou d&#225;my a p&#225;nov&#233;</strong></em></p><p>Toto byl obecn&#253; pohled na spalov&#225;n&#237; tuk&#367; a te&#271; se pod&#237;vejme na to, <a href="https://www.nature.com/articles/s42255-023-00959-9">jak spaluj&#237; tuk mu&#382;i a jak &#382;eny</a>. Studie proveden&#225; s vyu&#382;it&#237;m potkan&#367; p&#345;in&#225;&#353;&#237; n&#225;hled na odli&#353;nosti mezi pohlav&#237;mi. Zat&#237;mco samci spaluj&#237; p&#345;i intenzivn&#237;m cvi&#269;en&#237; v&#237;ce, samice tuk naopak recykluj&#237; a tukovu hmotu si uchov&#225;vaj&#237; &#8212; nep&#345;ib&#253;vaj&#237; v&#353;ak na v&#225;ze v porovn&#225;n&#237; se sedavou skupinou samic. Jedn&#225; se o dosud nejrozs&#225;hlej&#353;&#237; studii na t&#233;ma cvi&#269;en&#237; a jeho p&#345;&#237;nosu pro zdrav&#237;. S&#237;ly pro tentokr&#225;t spojila v&#237;ce ne&#382; stovka v&#283;dc&#367;. Podle z&#237;skan&#253;ch dat ovliv&#328;uje cvi&#269;en&#237; p&#345;es 35 000 molekul v t&#283;le, p&#345;i&#269;em&#382; &#382;&#225;dn&#225; z tk&#225;n&#237; nez&#367;st&#225;v&#225; beze zm&#283;ny. Vedle potkan&#367; zkoumaj&#237; nyn&#237; v&#283;dci i p&#345;es 1500 lid&#237;. Cvi&#269;en&#237; dle v&#253;sledk&#367; vede k lep&#353;&#237; funkci jater, siln&#283;j&#353;&#237;mu srde&#269;n&#237;mu svalstvu, funk&#269;n&#283;j&#353;&#237; imunit&#283;, sn&#237;&#382;en&#237; z&#225;n&#283;tu na sliznic&#237;ch plic a st&#345;ev. T&#233;&#382; se zlep&#353;uj&#237; funkce na bun&#283;&#269;n&#233; a podbun&#283;&#269;n&#233; &#250;rovni, kdy se zlep&#353;uje zdrav&#237; bun&#283;&#269;n&#253;ch producent&#367; energie, mitochondri&#237;.</p><p>U samic potkan&#367; byl celkov&#283; tuk zdrav&#283;j&#353;&#237; p&#345;ed i po cvi&#269;en&#237;, ale i u samc&#367; byl d&#237;ky cvi&#269;en&#237; tuk zdrav&#283;j&#353;&#237; &#8212; celkov&#283; byli metabolicky aktivn&#283;j&#353;&#237;, m&#283;li v&#237;ce energie a se sn&#237;&#382;en&#253;m mno&#382;stv&#237;m molekul pod&#237;lej&#237;c&#237;ch se na vzniku obezity.&nbsp;I u sedav&#253;ch zv&#237;&#345;at se li&#353;ila mezi samci a samicemi tukov&#225; tk&#225;&#328;. Rozd&#237;ly byly patrn&#233; mezi v&#237;ce ne&#382; 20 000 molekulami. Ov&#353;em ob&#283; pohlav&#237; v sedav&#233; skupin&#283; b&#283;hem studie svorn&#283; p&#345;ib&#253;vala na v&#225;ze.&nbsp;</p><p>Suma sum&#225;rum v&#283;dci upozor&#328;uj&#237; na to, &#382;e <em>studie orientovan&#233; na zdravotn&#237; vlivy cvi&#269;en&#237; na t&#283;lo by m&#283;li b&#253;t zohledn&#283;nyv souvislosti s pohlav&#237;m</em> &#8212; dosud bylo cvi&#269;en&#237; zkoum&#225;no sp&#237;&#353;e na mu&#382;&#237;ch ne&#382; na &#382;en&#225;ch. Auto&#345;i studie zva&#382;uj&#237; budouc&#237; studie zam&#283;&#345;en&#233; na inzul&#237;novou rezistenci, zvl&#225;&#353;t&#283; u &#382;en a zvl&#225;&#353;t&#283; u mu&#382;&#367;, s c&#237;lem sledovat rozd&#237;ln&#233; reakce obou pohlav&#237;.&nbsp;</p><p>***</p><p><em><strong>Hubneme do ml&#225;d&#237;</strong></em></p><p>P&#345;em&#253;&#353;leli jste n&#283;kdy o tom, jak spolu souvis&#237; st&#225;rnut&#237; a strava? V&#283;dci se ned&#225;vno pod&#237;vali bl&#237;&#382;e na <a href="https://onlinelibrary.wiley.com/doi/10.1111/acel.14149">omezen&#237; p&#345;&#237;jmu kalori&#237; a jeho vztah s &#269;&#225;stmi chromozom&#367;, je&#382; ur&#269;ij&#237; biologick&#233; st&#225;rnut&#237;</a>. Podle v&#253;sledk&#367; u lid&#237;, kte&#345;&#237; omezili p&#345;&#237;jem kalori&#237;, ztr&#225;celi tyto konce chormozom&#367; jin&#253;m tempem ne&#382; ostatn&#237; a&#269;koli je m&#283;li na konci studie p&#345;ibli&#382;n&#283; stejn&#283; dlouh&#233; jako kontroln&#237; skupina.  </p><p>B&#283;heme &#382;ivota se n&#225;m koncov&#233; &#269;&#225;sti chromozom&#367; (tzv. telomery) postupn&#283; v pr&#367;b&#283;hu bun&#283;&#269;n&#253;ch d&#283;len&#237; zkracuj&#237; v z&#225;vislosti na mnoha faktorech &#8212; bu&#328;ky s del&#353;&#237;mi telomerami jsou funk&#269;n&#283; mlad&#353;&#237; ne&#382; bu&#328;ky s krat&#353;&#237;mi telomerami. Lid&#233; pap&#237;rov&#283; stejn&#283; sta&#345;&#237; tak mohou m&#237;t biologicky r&#367;zn&#253; v&#283;k. Mezi faktory ovliv&#328;uj&#237;c&#237; d&#233;lku telomer a mno&#382;stv&#237; d&#283;len&#237; bun&#283;k v t&#283;le pat&#345;&#237; stres, nemoci, genetika, strava a dal&#353;&#237;. </p><p>V&#253;sledky v&#253;zkumu byly pro jeho autory velmi p&#345;ekvapiv&#233;. V prvn&#237;m roce pozorovali u skupiny s omezen&#253;m p&#345;&#237;jmem kalori&#237; rychlej&#353;&#237; &#250;bytek telomer, ve druh&#233;m roce po stabilizaci hmotnosti &#250;&#269;asnt&#237;k&#367; s restrikc&#237; pomalej&#353;&#237; &#250;bytek v porovn&#225;n&#237; s kontroln&#237; skupinou. P&#345;edpoklad byl, &#382;e zpomalen&#237; bude v&#253;razn&#283;j&#353;&#237; od po&#269;&#225;tku. V&#253;sledky tak poukazuj&#237; na slo&#382;itost zkouman&#233; problematiky a nutnost del&#353;&#237;ho v&#253;zkumu (ten je st&#225;le v b&#283;hu). P&#345;edchoz&#237; v&#253;zkumy ukazuj&#237;, &#382;e omezen&#237; kalorick&#233;ho p&#345;&#237;jmu pozitivn&#283; sni&#382;uje &#8220;&#353;patn&#253;&#8221; cholesterol a sni&#382;uje krevn&#237; tlak a o 20-60 % podporuje prodlou&#382;en&#237; d&#233;lky &#382;ivota zv&#237;&#345;at i lid&#237;.</p><p>***</p><p><em><strong>Kamar&#225;di v j&#237;deln&#237;&#269;ku</strong></em></p><p>S udr&#382;en&#237;m v&#225;hy na uzd&#283; <a href="https://link.springer.com/article/10.1007/s00394-022-03027-2">mohou pomoci nap&#345;&#237;klad mandle </a>&#8212; podle v&#353;eho mohou ovlivnit chu&#357; a sva&#269;inka ze 30-50 gram&#367; mandl&#237; by mohla sn&#237;&#382;it po&#269;et p&#345;ijat&#233; energie ve strav&#283; a&#382; o 300 kJ p&#345;i n&#225;sleduj&#237;c&#237;m j&#237;dle. <em>Madle toti&#382; maj&#237; vliv na hormony reguluj&#237;c&#237; chu&#357; k j&#237;dlu</em>. V&#253;sledky studie ukazuj&#237;, &#382;e lid&#233; konzumuj&#237;c&#237; mandle m&#283;li mnohem lep&#353;&#237; hladiny l&#225;tek ovliv&#328;uj&#237;c&#237;ch citlivost na inzulin, pocit sytosti &#269;i rychlost tr&#225;ven&#237;, a t&#237;m i sn&#237;&#382;en&#237; p&#345;&#237;jmu potravy. Mandle maj&#237; pom&#283;rn&#283; vysok&#253; obsah b&#237;lkovin, vl&#225;kniny a nenasycen&#253;ch mastn&#253;ch kyselin. Jsou tedy schopny &#269;lov&#283;ka dob&#345;e zasytit a z&#225;rove&#328; prov&#225;d&#283;t drobn&#233; zm&#283;ny v jeho energetick&#233;m p&#345;&#237;jmu.&nbsp;</p><p>*</p><p>K&#225;va. Pijete? Podle nov&#233; studie maj&#237; &#382;eny pij&#237;c&#237; 2-3 &#353;&#225;lky k&#225;vy denn&#283; zhruba <a href="https://www.sciencedirect.com/science/article/pii/S0022316622022489?via%3Dihub">o 3 % m&#233;n&#283; celkov&#233;ho t&#283;lesn&#233;ho a b&#345;i&#353;n&#237;ho tuku m&#233;n&#283; </a>ne&#382; &#382;eny, kter&#233; k&#225;vu pij&#237; m&#233;n&#283; nebo v&#367;bec. Zd&#225; se tedy, &#382;e podobn&#283; jako &#269;aj, i k&#225;va m&#367;&#382;e p&#367;sobit proti obezit&#283; (a to bez ohledu na to, zda byla vypit&#225; k&#225;va bez kofeinu nebo s n&#237;m &#8212; vliv na hubnut&#237; maj&#237; tedy jin&#233; bioaktivn&#237; l&#225;tky obsa&#382;en&#233; v k&#225;v&#283;). Mu&#382;i t&#283;&#382;&#237; z protitukov&#253;ch v&#253;hod k&#225;vy mnohem m&#233;n&#283;. V&#283;dci se nad&#225;le k&#225;vovou problematikou a hmotnost&#237; budou zab&#253;vat v roz&#353;&#237;&#345;en&#283;j&#353;&#237;ch studi&#237;ch.</p><p>***</p><p><em><strong>Kdy&#382; je hubnut&#237; &#353;patn&#283;</strong></em></p><p>Hubnete a&#269;koli se o to <a href="https://jamanetwork.com/journals/jama/fullarticle/2814132">nijak moc nesna&#382;&#237;te</a>, nezm&#283;nili jste pohybov&#253; re&#382;im nebo j&#237;deln&#237;&#269;ek &#269;i styl zam&#283;stn&#225;n&#237; ze sedav&#233;ho na pob&#237;hac&#237;? Zajd&#283;te si rad&#283;ji k l&#233;ka&#345;i, pravd&#283;podobn&#283; to nev&#283;st&#237; nic dobr&#233;ho. Ne&#250;mysln&#233; hubnut&#237; m&#367;&#382;e souviset s &#345;adou neduh&#367; v&#269;etn&#283; zv&#253;&#353;en&#233;ho rizika diagn&#243;zy rakoviny v n&#225;sleduj&#237;c&#237;m roce a to v&#269;etn&#283; rakoviny tr&#225;vic&#237;ho traktu (rakoviny j&#237;cnu, &#382;aludku, jater, &#382;lu&#269;v&#253;ch cest a slinivky b&#345;i&#353;n&#237;), hematologick&#233; rakoviny (lymfom, myelom, leuk&#233;mie), rakoviny tlust&#233;ho st&#345;eva a plic. Jin&#233; typy rakoviny nap&#345;. rakoviny prsu, pohlavn&#237;ch org&#225;n&#367;, mo&#269;ov&#253;ch cest mozku &#269;i melanomu s podez&#345;el&#253;m hubnut&#237;m spojeny nejsou. Ne&#250;mysln&#253; ubytek na v&#225;ze by tak mohl b&#253;t jedn&#237;m z dal&#353;&#237;ch &#269;asn&#253;ch ukazatel&#367; n&#225;dorov&#233;ho onemocn&#283;n&#237; je&#353;t&#283; p&#345;ed jeho diagn&#243;zou.&nbsp;</p><p>*</p><p>Te&#271; minci v&#225;hy oto&#269;&#237;me a chv&#237;li se zam&#283;&#345;me <a href="https://www.nejm.org/doi/10.1056/NEJMra2212159">i na lidi podvy&#382;iven&#233;</a> &#8212; podle jedn&#233; ze studi&#237; v&#283;dc&#367; z Uppsaly a G&#246;teborgu je a&#382; polovina pacient&#367; p&#345;ijat&#253;ch do nemocnic a zdravotnick&#253;ch za&#345;&#237;zen&#237; podvy&#382;iven&#225;. Diagnostika podv&#253;&#382;ivy zaost&#225;v&#225; a nedostate&#269;n&#225; l&#233;&#269;ba tohoto stavu, j&#237;m&#382; trp&#237; zvl&#225;&#353;t&#283; senio&#345;i, t&#237;&#382;&#237; nejen &#352;v&#233;dsko, ale i cel&#253; sv&#283;t. Podvy&#382;iven&#237; lid&#233; jsou ohro&#382;en&#237; atrofi&#237; sval&#367;, jsou n&#225;chyln&#283;j&#353;&#237; k infekc&#237;m a maj&#237; zv&#253;&#353;en&#233; riziko &#250;mrt&#237;. P&#345;itom sta&#269;&#237; spr&#225;vn&#283; veden&#233; v&#253;&#382;ivov&#233; poradenstv&#237; a spolupr&#225;ce s dietology, aby se zpomalil &#250;bytek hmostnoti a zlep&#353;ila kvalita &#382;ivota u nemocn&#253;ch a star&#353;&#237;ch lid&#237; oproti d&#345;&#237;v&#283;j&#353;&#237;m p&#345;edpoklad&#367;m, &#382;e hubnut&#237; je spojeno se st&#225;rnut&#237;m a nic moc se s n&#237;m ned&#225; d&#283;lat. S v&#253;jimkou pacient&#367; s nevyl&#233;&#269;iteln&#253;mi nemocemi jako je rakovina s metast&#225;zemi, lze pacienty z podv&#253;&#382;ivy pom&#283;rn&#283; &#250;sp&#283;&#353;n&#283; vyl&#233;&#269;it. Mezi efektivn&#237; p&#345;&#237;stupy pat&#345;&#237; volba potravin s vysok&#253;m obsahem &#382;ivin, podp&#367;rn&#225; l&#233;&#269;ba nutri&#269;n&#237;mi n&#225;poji a odborn&#225; podpora.&nbsp;</p><p>***</p><p><em><strong>L&#225;skou a di&#225;&#345;em proti kil&#367;m i depresi</strong></em></p><p>Co m&#225; spole&#269;n&#233;ho obezita, poruchy chov&#225;n&#237; a poporodn&#237; deprese? Minim&#225;ln&#283; jeden spole&#269;n&#253; gen, jeho&#382; <a href="https://linkinghub.elsevier.com/retrieve/pii/S009286742400641X">po&#353;kozen&#237; &#269;i absence dok&#225;&#382;e podle v&#353;eho nap&#225;chat p&#283;knou paseku od p&#345;ib&#253;v&#225;n&#237; na v&#225;ze d&#237;ky neukojiteln&#233; chuti k j&#237;dlu</a>, p&#345;es neuchu&#357; k soci&#225;ln&#237;m interakc&#237;m, agresivn&#237;mu chov&#225;n&#237; a&#382; po &#250;zkosti, zhor&#353;enou mate&#345;skou p&#233;&#269;i a depresi. Pozoruhodn&#233; pozorov&#225;n&#237; u my&#353;&#237; uk&#225;zalo, &#382;e bezd&#283;tn&#233; samice maj&#237;c&#237; poruchu v tomto genu nem&#283;ly p&#345;&#237;znaky depresivn&#237;ho chov&#225;n&#237;. Popsan&#253; gen se pod&#237;l&#237; na vn&#237;m&#225;n&#237; smyslov&#253;ch podn&#283;t&#367; jako je teplo, chu&#357; a dotek, s&#225;m osob&#283; p&#367;sob&#237; v oblasti mozku je&#382; &#345;&#237;d&#237; chu&#357; k j&#237;dlu. P&#367;sob&#237; na neurony vyr&#225;b&#283;j&#237;c&#237; oxytocin, tzv. hormon l&#225;sky, uvol&#328;ovan&#253; v reakci na projevy emoc&#237; a n&#225;klonnosti. Mimoto p&#367;sob&#237; i na neurony hraj&#237;c&#237; d&#367;le&#382;itou roli v regulaci hmotnosti. Podle v&#253;sledk&#367; se zd&#225;, &#382;e popisovan&#253; gen hraje kl&#237;&#269;ovou roli v regulaci instinktivn&#237;ho chov&#225;n&#237; mezi n&#283;&#382; pat&#345;&#237; hled&#225;n&#237; potravy, soci&#225;ln&#237; interakce, &#250;t&#283;k/boj reakce &#269;i p&#233;&#269;e o ml&#225;&#271;ata. Poruchy v tomto genu se zdaj&#237; b&#253;t pom&#283;rn&#283; vz&#225;cn&#233;. Rozs&#225;hl&#225; anal&#253;za vzork&#367; DNA z britsk&#233; biobanky odahlila souvislost mezi jeho poruchou s nadpr&#367;m&#283;rn&#253;m indexem t&#283;lesn&#233; hmotnosti. Auto&#345;i shrnuj&#237;, &#382;e by <em>obnoven&#237; hladiny oxytocinu v t&#283;le mohlo pomoci l&#233;&#269;b&#283; lid&#237; s chyb&#283;j&#237;c&#237;m &#269;i po&#353;kozen&#253;m genem a potenci&#225;ln&#283; by to mohlo pomoci i s l&#233;&#269;bou poporodn&#237; deprese.&nbsp;</em></p><p>A&#269;koli si o n&#283;kter&#253;ch stavech, jako jsou t&#345;eba stravovac&#237; n&#225;vyky &#269;i &#250;zkosti, lid&#233; mohou myslet, &#382;e jsou pod na&#353;&#237; kontrolou, maj&#237; siln&#253; genetick&#253; z&#225;klad a mnoz&#237; si s nimi opravdu bez extern&#237;ho z&#225;sahu nejsou schopni poradit.&nbsp;</p><p>*</p><p>Co v&#353;e je&#353;t&#283; m&#367;&#382;e ovliv&#328;ovat na&#353;e stravovac&#237; n&#225;vyky? <a href="https://www.fortunejournals.com/articles/mediation-by-executive-functions-in-the-associations-between-perceived-stress-prenatal-distress-emotional-control-and-dietary-inta.html">Stres</a>. Ten m&#225; mimo jin&#233; <em>vliv i na na&#353;e my&#353;len&#237;</em>. Jedna z v&#283;c&#237;, kter&#225; n&#237;m m&#367;&#382;e pom&#225;hat jej zvl&#225;dat je promy&#353;len&#233; pl&#225;nov&#225;n&#237;. Podle ned&#225;vn&#233; studie je v&#253;uka t&#283;hotn&#253;ch &#382;en s nadv&#225;hou a obezitou efektivn&#283; pl&#225;novat a odfajfkov&#225;vat si spln&#283;n&#233; c&#237;le kl&#237;&#269;em ke sn&#237;&#382;en&#237; tuk&#367; ve strav&#283;. Zn&#237; to bizarn&#283;? Nen&#237;. Stres umocn&#283;n&#253; obavami ze zdrav&#237; plodu a z rodi&#269;ovstv&#237; se b&#283;hem t&#283;hotenstv&#237; &#269;asto zvy&#353;uje a spolu s kvalitou stravy matky ovliv&#328;uje prenat&#225;ln&#237; v&#253;voj plodu i ment&#225;ln&#237; rozpolo&#382;en&#237; matky.&nbsp;</p><p>U &#382;en, kter&#233; byly vystaveny vysok&#233;mu stresu se uk&#225;zaly b&#253;t oslabeny dv&#283; dovednosti: pl&#225;nov&#225;n&#237; a prov&#225;d&#283;n&#237; t&#283;chto pl&#225;n&#367;. Zaj&#237;mav&#233; bylo, &#382;e <em>byly spojeny s vy&#353;&#353;&#237;m celkov&#253;m p&#345;&#237;jmem tuk&#367; ve strav&#283;</em>. &#268;ili lid&#233; s vy&#353;&#353;&#237; &#250;rovn&#237; stresu maj&#237; sklon k vy&#353;&#353;&#237;mu p&#345;&#237;jmu tuk&#367;. Jin&#253;mi slovy: <em>&#268;&#237;m v&#237;ce stresu, t&#237;m v&#237;c je n&#225;m jedno, co j&#237;me</em>. Intervence spojen&#225; s pl&#225;nov&#225;n&#237;m a realizac&#237; pl&#225;n&#367; se zd&#225; b&#253;t efektivn&#237; a p&#345;edpokl&#225;d&#225; se, &#382;e bude fungovat i u net&#283;hotn&#253;ch.&nbsp;</p><p>Lid&#233; s n&#237;zkou v&#253;konnou funkc&#237; nejsou schopni vytv&#225;&#345;et podrobn&#233; pl&#225;ny a dr&#382;et s jich, t&#237;m se dost&#225;vaj&#237; do probl&#233;m&#367; a do stresu, to vede k nadm&#283;rn&#233;mu &#345;&#237;jmu tuk&#367;, nadv&#225;ze a obezit&#283;.&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, 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Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!vRH3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!vRH3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>P&#345;eru&#353;ovan&#233; p&#367;sty - jak to s nimi je?</strong></em></p><p>Poprv&#233; jsem o pozitivn&#237;m vlivu p&#367;st&#367; a hladov&#283;n&#237; sly&#353;ela asi p&#345;ed 20 lety, kdy&#382; jsem o t&#233;matu hladov&#283;n&#237; dokonce zpracovala SO&#268; pr&#225;ci. Podruh&#233; mi to t&#233;ma p&#345;ist&#225;lo do kl&#237;na p&#345;ed zhruba 5 lety a do t&#345;etice v&#353;eho dobr&#233;ho p&#345;ed t&#345;emi lety, kdy u&#382; jsem kapitulovala a vydala se na cestu jejich aktivn&#237;ho zkoum&#225;n&#237;. Od t&#233; doby se mi moje t&#283;lo nep&#345;estalo odvd&#283;&#269;ovat, zklidnily se mi autoimunitn&#237; pot&#237;&#382;e, za&#382;&#237;v&#225;n&#237; a zlep&#353;il se sp&#225;nek. &#381;e nepot&#345;ebuji hubnout? No ono to nen&#237; jen o hubnut&#237; &#8212; d&#237;ky tomu, &#382;e m&#225;te omezen&#233; okno, kdy p&#345;es den j&#237;te, tak toho paradoxn&#283; sn&#237;te v&#237;c a je&#353;t&#283; si pohl&#237;d&#225;te, abyste sn&#283;dli pr&#225;v&#283; tolik, kolik va&#353;e t&#283;lo pot&#345;ebuje. &nbsp;</p><p>*</p><p>O p&#367;stech panuje mnoho m&#253;t&#367;, p&#345;esto v&#353;ak &#269;&#237;m d&#225;l v&#237;ce v&#253;zkum&#367; ukazuje, &#382;e je to bezpe&#269;n&#225; strategie hubnut&#237; bez nutnosti po&#269;&#237;tat kalorie. Nap&#345;&#237;klad <a href="https://www.nature.com/articles/s41574-024-01009-4">tato studie </a>rozeb&#237;r&#225; 4 nej&#269;ast&#283;j&#353;&#237; m&#253;ty o bezpe&#269;nosti p&#345;eru&#353;ovan&#233;ho p&#367;stu a vyvrac&#237; je s t&#237;m, &#382;e tyto m&#253;ty jsou zalo&#382;eny pouze na osobn&#237;m n&#225;zoru, nikoli na v&#283;deck&#253;ch v&#253;sledc&#237;ch:</p><ul><li><p>p&#367;st m&#367;&#382;e v&#233;st ke &#353;patn&#233;mu stravov&#225;n&#237; -&gt; p&#345;&#237;jem &#382;ivin a energie p&#345;i p&#367;stu a mimo p&#367;st se dle studi&#237; nem&#283;n&#237;</p></li><li><p>p&#367;st m&#367;&#382;e ztr&#225;t&#283; svalov&#233; hmoty -&gt; lid&#233; ztr&#225;cej&#237; stejn&#233; mno&#382;stv&#237; svalov&#233; hmoty a&#357; u&#382; zhubnou dietou nebo p&#367;stem, b&#237;lkoviny je t&#345;eba udr&#382;ovat jejich zv&#253;&#353;en&#253;m p&#345;&#237;jmem v obou p&#345;&#237;padech</p></li><li><p>p&#367;st m&#367;&#382;e zp&#367;sobit poruchy p&#345;&#237;jmu potravy -&gt; neprok&#225;z&#225;no; p&#367;st&#367;m by se ale m&#283;li vyhnout ti, kte&#345;&#237; poruchou p&#345;&#237;jmu potravy trp&#283;li v minulosti a zv&#253;&#353;enou pozornost si zaslou&#382;&#237; dosp&#237;vaj&#237;c&#237; s nadv&#225;hou, kte&#345;&#237; se do p&#367;st&#367; pust&#237; (oboj&#237; p&#345;edstavuj&#237; skupiny ohro&#382;en&#233; poruchou p&#345;&#237;jmu potravy)</p></li><li><p>p&#367;st m&#367;&#382;e sn&#237;&#382;it hladinu pohlavn&#237;ch hormon&#367; -&gt; neprok&#225;z&#225;no (<a href="https://onlinelibrary.wiley.com/doi/10.1002/oby.23562">vyjma poklesu </a>hormonu DHEA u ob&#233;zn&#237;ch &#382;en, kter&#253; ov&#353;em nevedl k &#382;&#225;dn&#253;m negativn&#237;m vedlej&#353;&#237;m &#250;&#269;ink&#367;m, naopak je jeho ni&#382;&#353;&#237; hladina v t&#283;le mo&#382;n&#225; protektivn&#237; v&#367;&#269;i vzniku rakoviny prsu)</p></li></ul><p>Auto&#345;i studie popisuj&#237; dva typy p&#367;st&#367; &#8212; p&#345;i prvn&#237;m lid&#233; st&#345;&#237;daj&#237; n&#237;zkokalorick&#233; dny s vysokokalorick&#253;mi dny (kdy jed&#237; na co maj&#237; zrovna chu&#357;), druh&#253; pak p&#345;edstavuje &#269;asov&#283; omezen&#233; stravov&#225;n&#237;, p&#345;i n&#283;m&#382; lid&#233; j&#237; ka&#382;d&#253; den v rozmez&#237; 4-10hodinov&#233;ho &#269;asov&#233;ho okna cokoli, na co maj&#237; chu&#357;. Oba tyto typy stravov&#225;n&#237; jsou podle v&#253;sledk&#367; klinick&#253;ch v&#253;zkum&#367; bezpe&#269;n&#233;.&nbsp;</p><p>***</p><p>P&#345;esu&#328;me se od m&#253;t&#367; k l&#233;&#269;b&#283; nemoc&#237;. Tam toti&#382; p&#367;sty podle v&#253;sledk&#367; v&#253;zkum&#367; m&#367;&#382;ou fungovat jako skv&#283;l&#253; pomocn&#237;k. Nap&#345;&#237;klad <a href="https://linkinghub.elsevier.com/retrieve/pii/S1550413123002735">v p&#345;&#237;pad&#283; Alzheimerovy choroby</a> m&#367;&#382;e &#345;&#237;zen&#233; post&#283;n&#237; zm&#237;rnit jej&#237; patologii. Tedy podle v&#253;sledk&#367; studie na my&#353;&#237;ch. Ty m&#283;ly oproti nepost&#237;c&#237;m se kontrol&#225;m lep&#353;&#237; pam&#283;&#357; a kognitivn&#237; funkce, byly m&#233;n&#283; hyperaktivn&#237; v dob&#283; odpo&#269;inku a dodr&#382;ovaly lep&#353;&#237; sp&#225;nkov&#253; re&#382;im, a m&#283;ly m&#233;n&#283; nahromad&#283;n&#253;ch amyloidn&#237;ch b&#237;lkovin v mozku. Jakto? P&#345;eru&#353;ovan&#253; p&#367;st v podob&#283; &#269;asov&#283; omezen&#233;ho j&#237;deln&#237;ho okna o&#269;ividn&#283; um&#237; vyspravit vnit&#345;n&#237; cirkadi&#225;nn&#237; hodiny, je&#382; jsou u pacient&#367; s Alzheimerovou chorobou naru&#353;eny (a to a&#382; v 80 % p&#345;&#237;pad&#367;). Auto&#345;i studie se te&#271; chystaj&#237; na spu&#353;t&#283;n&#237; klinick&#233; studie na lidech.&nbsp;</p><p>P&#345;edpokl&#225;d&#225; se ale, &#382;e uvid&#237; slibn&#233; v&#253;sledky. Jejich studie toti&#382; nen&#237; jedin&#225;, kter&#225; ukazuje na <em>prosp&#283;&#353;nost &#269;asov&#283; omezen&#233;ho p&#345;&#237;jmu kalori&#237; u mnoha onemocn&#283;n&#237; v&#269;etn&#283; cukrovky, kardiovaskul&#225;rn&#237;ch chorob, stresov&#253;ch poruch, hormon&#225;ln&#237; nerovnov&#225;hy &#269;i rakoviny</em>. Data z&#237;skan&#233; <a href="https://www.cell.com/cell-metabolism/fulltext/S1550-4131(22)00543-5?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS1550413122005435%3Fshowall%3Dtrue">ze studie</a> na my&#353;&#237;ch ukazuj&#237; vliv p&#345;eru&#353;ovan&#233;ho p&#367;stu na expresi tis&#237;c&#367; gen&#367; ve v&#237;ce ne&#382; 22 oblastech t&#283;la a mozku. M&#225; tedy dopad na cel&#233; t&#283;lo. V&#283;dci vyp&#237;chli i fakt, &#382;e r&#367;zn&#233; &#250;seky st&#345;eva reagovaly na post&#283;n&#237; r&#367;zn&#283; &#8212; horn&#237; &#269;&#225;st tenk&#233;ho st&#345;eva byla aktivov&#225;na, doln&#237; &#269;&#225;st ne. Op&#283;t se tedy vrac&#237;me k cirkadi&#225;nn&#237;m hodin&#225;m a zamy&#353;len&#237; nad t&#237;m, jak&#253; vliv m&#225; t&#345;eba pr&#225;ce na sm&#283;nn&#253; provoz na nemoci za&#382;&#237;vac&#237;ho traktu v&#269;etn&#283; rakoviny. Tak t&#345;eba v&#253;zkum na sm&#283;ny pracuj&#237;c&#237;ch hasi&#269;&#367; holduj&#237;c&#237;ch p&#345;eru&#353;ovan&#233;mu p&#367;stu uk&#225;zal pozitivn&#237; zdravotn&#237; v&#253;sledky. Dal&#353;&#237; bod&#237;k pro teorii slad&#283;n&#237; cirkadi&#225;nn&#237;ch hodin org&#225;n&#367; v t&#283;le pomoc&#237; &#345;&#237;zen&#233;ho post&#283;n&#237;.</p><p>&#8212;</p><p><em>Pozn&#225;mka k pr&#225;ci na sm&#283;ny:<a href="https://www.nature.com/articles/s42003-023-05347-3"> v&#237;te, &#382;e pr&#225;ce na no&#269;n&#237; sm&#283;ny je spojena se zm&#283;nami chut&#283; k j&#237;dlu</a>? V&#253;&#353;e jsem psala o napravov&#225;n&#237; cirkadi&#225;nn&#237;ch rytm&#367;, te&#271; se mrkn&#283;me na nespr&#225;vn&#233; nastaven&#237; vnit&#345;n&#237;ch hodinek neboli cirkadi&#225;nn&#237; nesoulad. Ukazuje se, &#382;e ovliv&#328;uje hormony zodpov&#283;dn&#233; za regulaci chuti k j&#237;dlu a m&#367;&#382;e z&#225;sadn&#283; m&#283;nit regulaci hormon&#367; &#345;&#237;d&#237;c&#237;ch hlad v mozku na &#250;kor metabolick&#233;ho zdrav&#237;. Lid&#233; s rozlad&#283;n&#253;mi vnit&#345;n&#237;mi hodinkami kv&#367;li no&#269;n&#237;m sm&#283;n&#225;m maj&#237; tendenci j&#237;st b&#283;hem neaktivn&#237; f&#225;ze dne v&#253;razn&#283; v&#237;ce a to skoro a&#382; o 54 % kalori&#237; v&#237;ce ani&#382; by se b&#283;hem t&#233;to doby zv&#253;&#353;ila jejich fyzick&#225; aktivita. Odpov&#237;d&#225; to p&#283;tin&#225;sobku toho, co kontroln&#237; skupina sn&#283;dla b&#283;hem neaktivn&#237; f&#225;ze dne. Pokud se denn&#237; hladiny hormon&#367; rozlad&#237; a nejsou synchronizov&#225;ny se sv&#283;teln&#253;mi sign&#225;ly dne, doch&#225;z&#237; tedy i k naru&#353;en&#237; zdrav&#233;mu&nbsp; p&#345;&#237;jmu potravy. Na druhou stranu auto&#345;i studie uv&#225;d&#237;, &#382;e identifikovan&#233; hormony by mohly b&#253;t slibn&#253;mi c&#237;li pro l&#233;&#269;bu obezity a poruch p&#345;&#237;jmu potravy. </em></p><p>&#8212;</p><p>Mluvili jsme o Alzheimerov&#283; chorob&#283;, pod&#237;vejme se te&#271; na <strong>cukrovku 2. typu</strong> aneb cukrovk&#225;&#345;i, zbyst&#345;ete. Podle <a href="https://academic.oup.com/edrv/article/43/2/405/6371193">sesb&#237;ran&#253;ch v&#283;deck&#253;ch dat</a> z &#269;&#237;nsk&#233; studie by mohly p&#345;eru&#353;ovan&#233; p&#367;sty z&#225;sadn&#283; pomoci i v&#225;m. Dokonce by v&#225;s pr&#253; m&#283;ly dov&#233;st a&#382; k remisi onemocn&#283;n&#237; a tedy i vysazen&#237; l&#233;k&#367;. Ve studii p&#345;itom byli lid&#233; s diabetem trvaj&#237;c&#237;m i v&#237;ce ne&#382; 6 let, tak&#382;e se zlep&#353;en&#237; stavu net&#253;k&#225; jen &#269;erstv&#253;ch cukrovk&#225;&#345;&#367;.</p><p>Nev&#283;&#345;&#237;te &#269;&#237;nsk&#253;m studi&#237;m? M&#225;m tu pro v&#225;s <a href="https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2811116">jednu z Chicaga</a>, kter&#225; ukazuje bezpe&#269;nost a pozitivn&#237; vliv p&#345;eru&#353;ovan&#253;ch p&#367;st&#367; (16 hodin p&#367;stu, 8 hodin na j&#237;dlo) na hubnut&#237; a kontrolov&#225;n&#237; hladiny cukru v krvi u lid&#237; s cukrovkou 2. typu. Navrch se auto&#345;i studi&#237; shoduj&#237;, &#382;e je pro lidi prost&#283; jednodu&#353;&#353;&#237; sledovat a po&#269;&#237;tat &#269;as ne&#382; sledovat a po&#269;&#237;tat kalorie. A&#269;koli je chicagsk&#225; studie mal&#225;, &#250;&#269;astnilo se j&#237; pom&#283;rn&#283; vysok&#233; procento lid&#237; &#269;erno&#353;sk&#233; a hisp&#225;nsk&#233; komunity, u nich&#382; je cukrovka velmi roz&#353;&#237;&#345;en&#225;. V pl&#225;nu je mnohem rozs&#225;hlej&#353;&#237; studie, proto&#382;e v USA s cukrovkou bojuje st&#225;le v&#237;ce a v&#237;ce lid&#237; a hledaj&#237; se cesty jej&#237; prevence. Doporu&#269;en&#237; autor&#367; studi&#237; v&#353;ak hl&#225;s&#225; star&#233; dobr&#233;: ne&#382; n&#283;co za&#269;nete aplikovat u sebe, pora&#271;te se se sv&#253;m l&#233;ka&#345;em!</p><p>***</p><p>Mezi dal&#353;&#237; neduhy, kter&#233; by mohl p&#345;eru&#353;ovan&#253; p&#367;st pomoc vy&#345;e&#353;it spad&#225; i <a href="https://linkinghub.elsevier.com/retrieve/pii/S1550413124001359">ztukovat&#283;n&#237; jater vedouc&#237; k chronick&#233;mu z&#225;n&#283;tu jater a rakovin&#283;</a>. V&#283;dci popsali dva proteiny v jatern&#237;ch bu&#328;k&#225;ch, kter&#233; jsou zodpov&#283;dn&#233; za protektivn&#237; &#250;&#269;inek p&#367;st&#367;. Zkoumaj&#237; vyu&#382;it&#237; tohoto pozorovan&#237; ve tvorb&#283; l&#233;&#269;iv, ale i za&#269;len&#283;n&#237; re&#382;im&#367; p&#367;st&#367; do klinick&#233; praxe.&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>Praktick&#233; rady</strong></h5><p><em><strong>Hon&#237; v&#225;s Mlsn&#225;? A chcete v&#283;d&#283;t, kdo to je? </strong>~ T&#225;&#328;a Horynov&#225;</em></p><p>Ano, &#269;tete spr&#225;vn&#283;. Kdy&#382; m&#225;te chu&#357; na sladk&#233;, ve skute&#269;nosti jste jen loutka. N&#283;kdo jin&#253;, tedy p&#345;esn&#283;ji jin&#237;, si to &#382;&#225;daj&#237; a vyu&#382;&#237;vaj&#237; v&#225;s k tomu.&nbsp;</p><p>Pocit, &#382;e &#8220;t&#283;lo si &#345;&#237;k&#225;,&#8221; ve skute&#269;nosti znamen&#225;, &#382;e &#8220;st&#345;evo si &#345;&#237;k&#225;.&#8221; Konkr&#233;tn&#283; &#353;patn&#283; vyv&#225;&#382;en&#253; st&#345;evn&#237; mikrobiom, tzv. dysbi&#243;za st&#345;evn&#237;ch bakteri&#237;.&nbsp;</p><p>Kdy&#382; m&#225;te t&#283;ch hodn&#253;ch (nap&#345;. probiotick&#253;ch) bakteri&#237; m&#225;lo, p&#345;emno&#382;&#237; se ty ostatn&#237;. Vyu&#382;ij&#237; v&#353;echno voln&#233; m&#237;sto a nen&#225;padn&#283; v&#225;m za&#269;nou p&#345;&#237;mo &#269;i nep&#345;&#237;mo ovliv&#328;ovat &#382;ivot.&nbsp;</p><p>Pokud tedy chcete dostat svoje chut&#283; pod kontrolu, je t&#345;eba ty hodn&#233; bakterie vykrmit. Nejrad&#283;ji maj&#237; rozpustnou (prebiotickou) vl&#225;kninu. A proto&#382;e &#382;ij&#237; velmi kr&#225;tkou dobu a mno&#382;&#237; se rychle, m&#283;n&#237; se p&#345;i efektivn&#237; suplementaci chut&#283; opravdu brzy.&nbsp;</p><p>Hubnut&#237; nen&#237; o od&#345;&#237;k&#225;n&#237; j&#237;dla. Kl&#237;&#269;em je to spr&#225;vn&#233; j&#237;dlo! Pro va&#353;e t&#283;lo i v&#353;echny osadn&#237;ky, kte&#345;&#237; v n&#283;m bydl&#237;.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>St&#345;&#237;pky pozn&#225;mek</h3><p>&#128241; Jak jste na tom se soci&#225;ln&#237;mi s&#237;t&#283;mi a tzv. doom scrollingem? Taky sed&#237;te a rolujete p&#345;&#237;sp&#283;vky tak hluboko a&#382; na v&#225;s vysko&#269;&#237; virtu&#225;ln&#237; Balrog? V&#283;dci vykoumali pro mobiln&#237; telefony aplikaci <a href="https://dl.acm.org/doi/10.1145/3613904.3642729">Mindful Scroll</a>, kter&#225; by m&#283;la pom&#225;hat odpoutat se od nekone&#269;n&#233;ho scrollov&#225;n&#237; na s&#237;t&#237;ch a podpo&#345;it n&#225;s v mindfulness pomoc&#237; vybarvov&#225;n&#237; rychle se objevuj&#237;c&#237;ch a mizej&#237;c&#237;ch geometrick&#253;ch obrazc&#367; a uklid&#328;uj&#237;c&#237;ch barevn&#253;ch sch&#233;mat. &#218;&#269;astn&#237;ci studie poci&#357;ovali ni&#382;&#353;&#237; stavy &#250;zkosti a lep&#353;&#237; v&#353;&#237;mavost. Otestovat jsem to pro v&#225;s bohu&#382;el nemohla, proto&#382;e jsem ji ve v&#253;&#269;tu mo&#382;n&#253;ch aplikac&#237; pro m&#367;j mobil nena&#353;la.</p><p>*</p><p>&#129474; &nbsp;P&#345;edpokl&#225;d&#225;m, &#382;e o kokainu a o tom, &#382;e se jedn&#225; o drogu s pravd&#283;podobn&#283; nejsiln&#283;j&#353;&#237; psychickou z&#225;vislost&#237;, jste u&#382; sly&#353;eli. Pro&#269; je z&#225;vislost na n&#283;m tak siln&#225;? Ovliv&#328;uje v mozku regulaci hormonu dobr&#233; n&#225;lady, dopaminu. Mozek pod vlivem kokainu nen&#237; schopen dopamin regulovat a lid&#233; se tak st&#225;vaj&#237; neschopn&#253;mi rozli&#353;it mezi t&#237;m, co je p&#345;&#237;jemn&#233;, a t&#237;m, co p&#345;&#237;jemn&#233; nen&#237;. A cht&#283;j&#237; kokainu v&#237;c a v&#237;c, i kdy&#382; jim ve skute&#269;nosti nep&#345;in&#225;&#353;&#237; nic dobr&#233;ho. V&#283;dci nyn&#237; odhalili, &#382;e se <a href="https://www.nature.com/articles/s41586-024-07804-3">kokain v&#225;&#382;e na dopaminov&#253; transport&#233;r</a>, popsali jeho strukturu a mechanismus p&#367;soben&#237; kokainu v mozku. Jejich v&#253;sledky jsou tak d&#367;le&#382;it&#253;m miln&#237;kem, kter&#253; m&#367;&#382;e b&#253;t z&#225;sadn&#237; pro budouc&#237; l&#233;&#269;bu nejen z&#225;vislosti na kokainu, ale i na dal&#353;&#237;ch l&#225;tk&#225;ch nebo t&#345;eba i na hazardn&#237;ch hr&#225;ch.&nbsp;</p><p>*</p><p>&#127968; Na stole je <a href="https://www.cell.com/cell-reports-physical-science/fulltext/S2666-3864(24)00334-5?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS2666386424003345%3Fshowall%3Dtrue">nov&#225; technologie chlazen&#237;/oh&#345;&#237;v&#225;n&#237; budov</a> pomoc&#237; speci&#225;ln&#237;ch n&#225;t&#283;r&#367; pokr&#253;vaj&#237;c&#237;ch st&#283;ny a okna. Ty jsou dle v&#253;zkumn&#237;k&#367; schopny l&#233;pe &#345;&#237;dit pohyb tepla mezi budovami a jejich okol&#237;m. Pokud by se metoda poda&#345;ila uv&#233;st do praxe, mohla by se citeln&#283; sn&#237;&#382;it z&#225;vislost na klimatizaci v l&#233;t&#283;, p&#345;&#237;padn&#283; na vyt&#225;p&#283;n&#237; v zim&#283;. V&#353;e by bylo ekologi&#269;t&#283;j&#353;&#237; a pomohlo by to hlavn&#283; v oblastech n&#237;zkop&#345;&#237;jmov&#253;ch komunit.&nbsp;</p><p>*</p><p>&#129728; 3D tisk org&#225;n&#367;! Sci-fi? Mo&#382;n&#225; u&#382; jen chv&#237;li. Zase jsme o krok k tomu um&#283;t vytvo&#345;it org&#225;ny v laborato&#345;i. V&#283;dc&#367;m se poda&#345;ilo vyvinout novou<a href="https://onlinelibrary.wiley.com/doi/10.1002/adma.202401528"> metodu 3D tisku, s n&#237;&#382; vytvo&#345;ili cel&#233; kapil&#225;rn&#237; s&#237;t&#283;</a>, kter&#233; se propojuj&#237; do c&#233;v, v r&#225;mci srde&#269;n&#237; tk&#225;n&#283;. </p><p>*</p><p>&#128105;&#8205;&#9878;&#65039; Pova&#382;ujete sv&#233; mor&#225;ln&#237; hodnoty za stabiln&#237; a jasn&#283; dan&#233;? Noooo, trochu v&#225;m do toho hod&#237;m vidle. Jak se zd&#225;, tak na&#353;e <a href="https://www.pnas.org/doi/10.1073/pnas.2313428121">mor&#225;ln&#237; hodnoty vykazuj&#237; silnou sez&#243;nnost</a> s t&#237;m, &#382;e na ja&#345;e a na podzim v&#237;ce t&#237;hneme ke komunit&#283; a skupinov&#233; soudru&#382;nosti. Jsou to tedy ide&#225;ln&#237; obdob&#237; nap&#345;. pro volby. Extr&#233;mn&#237; teplotn&#237; v&#253;kyvy o&#269;ividn&#283; vedou k v&#253;razn&#233;mu poklesu komunitn&#237;ch mor&#225;ln&#237;ch hodnot. Up&#345;&#237;mn&#283;, j&#225; p&#345;es ta leto&#353;n&#237; vedra taky lidi nemohla ani c&#237;tit&#8230;</p><p>*</p><p>&#127911; Kdy&#382; si b&#283;&#382;n&#253; &#269;lov&#283;k po&#345;&#237;d&#237; Apple AirPods, tak si za&#269;ne u&#382;&#237;vat super zvuku a soukrom&#233; hudebn&#237; produkce jen pro sv&#233; u&#353;i kdekoli a kdykoli. Kdy&#382; si takov&#225; sluch&#225;tka po&#345;&#237;d&#237; v&#283;dec, tak si &#345;ekne &#8220;No to je super technologie! To by se dalo vyu&#382;&#237;t pro diagnostiku!&#8221; A jak &#345;ekl, tak ud&#283;lal. Vedouc&#237; v&#253;zkumn&#233;ho t&#253;mu, kter&#253; vytvo&#345;il <a href="https://www.nature.com/articles/s41467-024-48682-7">sluch&#225;tka sn&#237;maj&#237;c&#237; mozkovou aktivitu v&#225;zanou na relaxaci a ospalost (alfa vlny)</a>, m&#225; krom&#283; pomoci &#345;idi&#269;&#367;m a povol&#225;n&#237;m ohro&#382;en&#253;m mikrosp&#225;nkem za c&#237;l roz&#353;&#237;&#345;it svou technologii a&#382; do oblast&#237; jako je diagnostika sp&#225;nkov&#253;ch poruch &#269;i sn&#237;m&#225;n&#237; srde&#269;n&#237;ho tepu a pohyb&#367; o&#269;&#237;. Steve u&#382; s n&#225;mi sice mnoho let nen&#237;, ale st&#225;le nep&#345;est&#225;v&#225; lidi inspirovat. Stay hungry, stay foolish!</p><p>*</p><p>&#128161; Pro n&#283;koho je inspirac&#237; skute&#269;n&#225; technologie, pro jin&#233;ho ta, kter&#225; existuje jen na pl&#225;tn&#283;. V&#283;dci maj&#237; v&#367;bec &#250;&#382;asnou fantazii. To se v&#225;m tak se&#353;li dva, kte&#345;&#237; snili o tom, &#382;e se jim poda&#345;&#237; vytvo&#345;it startrekovsk&#253; l&#233;ka&#345;sk&#253; trikod&#233;r - skener, kter&#253; shroma&#382;&#271;oval informace o pacientovi a pom&#225;hal diagnostikovat jeho neduhy na palub&#283; vesm&#237;rn&#233; lodi USS Enterprise. Dali hlavy dohromady a trikod&#233;r zat&#237;m sice nevytvo&#345;ili, zato ale vytvo&#345;ili <a href="https://academic.oup.com/pnasnexus/article/3/7/pgae252/7717708">unik&#225;tn&#237; neinvazivn&#237; metodu m&#283;&#345;en&#237; absolutn&#237;ho krevn&#237;ho tlaku zalo&#382;enou na zvukov&#253;ch vln&#225;ch</a> (tzv. rezonan&#269;n&#237; sonomanometrii). Norm&#225;ln&#237; m&#283;&#345;en&#237; tlaku pomoc&#237; nafukovac&#237; man&#382;ety na pa&#382;i v&#225;m &#345;ekne aktu&#225;ln&#237; stav systolick&#233;ho a diastolick&#233;ho tlaku v pa&#382;i. O celkov&#233;m tlaku a jeho del&#353;&#237;m pr&#367;behu v&#225;m toho moc nepov&#237;, k tomu je pot&#345;eba invazivn&#283;j&#353;&#237;ho z&#225;sahu jako je zaveden&#237; katetru p&#345;&#237;mo do tepny. Metoda autor&#367; studie umo&#382;&#328;uje m&#283;&#345;it krevn&#237; tlak kdekoliv na t&#283;le, nep&#345;etr&#382;it&#283; bez diskomfortu pro pacienta. Dokonce by se dala vyu&#382;&#237;t i v b&#283;&#382;n&#253;ch dom&#225;c&#237;ch podm&#237;nk&#225;ch. Za&#345;&#237;zen&#237; m&#225; moment&#225;ln&#283; zhruba velikost bal&#237;&#269;ku hrac&#237;ch karet, ale v budoucnu by mohlo b&#253;t velk&#233; asi jako hodinky nebo dokonce lepic&#237; n&#225;plast. &#218;pln&#283; vid&#237;m Sheldona, jak uznale pok&#253;v&#225;v&#225; hlavou a p&#345;em&#253;&#353;l&#237;, jak s nimi nav&#225;zat spolupr&#225;ci&#8230; #forevertrekkie</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><p></p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#128300; Pro z&#225;jemce o proniknut&#237; do z&#225;had v&#253;voje d&#283;tsk&#233;ho imunitn&#237;ho syst&#233;mu jsem sepsala <a href="https://lelkarna.cz/edice-lelkarny/naucna-edice/dite-pod-lupou/">knihu</a> a stejnojmenn&#253; <a href="https://belandy.art/dite-pod-lupou-2024/">kurz</a> <em><strong>D&#237;t&#283; pod Lupou</strong></em>. </p><p>&#127759; <em><strong><a href="https://belandy.art/svety-v-nas/">Sv&#283;ty v n&#225;s</a></strong></em> &#8211; u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch na&#353;eho imunitn&#237;ho syst&#233;mu</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele</p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v&nbsp;textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m</p><p>&#127912; <em><strong><a href="https://belandy.art/kreativni-dilna/">Kreativn&#237; d&#237;lna</a></strong></em> &#8211; tvo&#345;&#237;m ilustrace a akvarelovou kr&#225;su ko&#345;en&#283;nou tu&#353;&#237;</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> &#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k&nbsp;n&#283;mu.</p><p>&#128251; <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a></strong></em> &#8211; vypr&#225;v&#237;me spolu s dal&#353;&#237;mi tv&#367;rci sv&#233; p&#345;&#237;b&#283;hy sv&#283;tu.</p><p>&#129498;&#8205;&#9792;&#65039; <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; st&#345;e&#382;&#237;m prostor pro nevid&#283;n&#233; tv&#367;rce a pom&#225;h&#225;m jim b&#253;t sly&#353;et.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> &#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 7/24 - Letní seriál o výživě, část 2.]]></title><description><![CDATA[L&#233;tn&#237; pr&#225;zdniny jsou v p&#367;li, slav&#237;me do&#382;&#237;nky, Lammas &#269;i Lughnasad - dny prvn&#237; sklizn&#283;. Tedy toho, co j&#237;me, i jak &#382;ijeme. Druh&#253; d&#237;l letn&#237;ho speci&#225;lu v&#225;m p&#345;in&#225;&#353;&#237; p&#225;r slov o tom, kdy&#382; je n&#225;s moc.]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-724-letni-serial</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-724-letni-serial</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Wed, 31 Jul 2024 20:04:11 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!eoyI!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc405908b-b51b-4705-be31-bfe9978ef18e_2073x1517.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>&#268;ervencov&#253; letn&#237; speci&#225;l otev&#237;r&#225; t&#233;ma nadv&#225;hy a obezity. Komplexn&#237;ch stav&#367; zp&#367;soben&#253;ch kombinac&#237; genetiky, stylu &#382;ivota, stravov&#225;n&#237; a faktor&#367; prost&#345;ed&#237;, v n&#283;m&#382; &#382;ijeme. Mnoho lid&#237; m&#225; p&#345;i pohledu na &#269;lov&#283;ka s nadv&#225;hou tendenci hodit v&#353;e na vrub nenasytnosti doty&#269;n&#233;ho, strava je v&#353;ak mnohdy jen vrcholkem ledovce. R&#225;da bych v&#225;m v n&#225;sleduj&#237;c&#237;ch &#345;&#225;dc&#237;ch poskytla hlub&#353;&#237; n&#225;hled do t&#233;to problematiky a vysv&#283;tlen&#237;, &#382;e ne v&#353;e je tak, jak si mysl&#237;me. Za kulat&#253;m obli&#269;ejem se m&#367;&#382;e skr&#253;vat v&#237;c ne&#382; no&#269;n&#237; vyj&#237;d&#225;n&#237; ledni&#269;ky a litry Coly p&#345;es den. Ned&#225;vno jsem zde psala o depresi a pot&#345;eb&#283; vn&#237;mat ji jako plnohodnotnou nemoc, s n&#237;&#382; bojuje &#269;&#237;m d&#225;l v&#237;ce lid&#237;. Stejn&#283; tak je &#382;&#225;douc&#237; za&#269;&#237;t vn&#237;mat i obezitu. M&#237;sto odsouzen&#237; &#8220;Mohou si za to sami.&#8221; je na m&#237;st&#283; zamy&#353;len&#237; &#8220;Co s t&#237;m jako spole&#269;nost m&#367;&#382;eme d&#283;lat?&#8221;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, 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data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/cb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><p><em><strong>Pro&#269; je n&#225;s moc nebo m&#225;lo</strong></em></p><p>&#344;&#237;k&#225;te, &#382;e geny otv&#237;r&#225;n&#237; lednice v noci nezp&#367;sob&#237;? A co kdy&#382; v&#225;m &#345;eknu, &#382;e ano. Mutace v genu reguluj&#237;c&#237;m p&#345;&#237;jem potravy a v&#253;dej energie nejen, &#382;e nab&#225;daj&#237; mozek k p&#345;&#237;jmu v&#237;ce j&#237;dla, ale jsou spojeny s obezitou, cukrovkou 2. typu &#269;i nealkoholick&#253;m ztukovat&#283;n&#237;m jater. <a href="https://onlinelibrary.wiley.com/doi/10.1002/advs.202400437">Lid&#233; trp&#237;c&#237; defektem zm&#237;n&#283;n&#233;ho genu tloustnou nejen kv&#367;li p&#345;em&#237;&#345;e j&#237;dla, ale i kv&#367;li p&#345;&#237;li&#353; mal&#233;mu v&#253;deji energie</a>. Zm&#283;na funkce genu vede v mozku k ovliv&#328;ov&#225;n&#237; oblast&#237; pod&#237;lej&#237;c&#237;ch se na &#345;&#237;zen&#237; krevn&#237;ho tlaku a rovnov&#225;hy tekutin v t&#283;le. Tamn&#237; neurony nav&#237;c komunikuj&#237; s oblastmi udr&#382;uj&#237;c&#237;mi energetickou rovnov&#225;hu, t&#283;lesnou hmotnost a rovnov&#225;hu emo&#269;n&#237;ho chov&#225;n&#237;. Dojde-li k naru&#353;en&#237; t&#283;chto komunikac&#237;, za&#269;ne se rozv&#237;jet obezita a metabolick&#225; onemocn&#283;n&#237;. V&#283;dci se sna&#382;&#237; nal&#233;zt cestu, jak podpo&#345;it spr&#225;vn&#233; funkce jimi popsan&#233;ho genu, a t&#237;m i vytvo&#345;en&#237; nov&#233;ho l&#233;&#269;ebn&#233;ho p&#345;&#237;stupu obezity.&nbsp;</p><p>Jak vid&#237;te, p&#345;ib&#253;v&#225;n&#237; na v&#225;ze a genetika spolu &#250;zce souvis&#237;. U d&#237;vek tomu nasazuje korunu nav&#237;c n&#225;stup menstruace. Podle v&#253;sledk&#367; v&#283;deck&#253;ch v&#253;zkum&#367; <a href="https://www.nature.com/articles/s41588-024-01798-4">kombinace ur&#269;it&#253;ch gen&#367; urychluj&#237; p&#345;ib&#253;v&#225;n&#237; d&#237;vek na v&#225;ze b&#283;hem d&#283;tstv&#237; a t&#237;m nep&#345;&#237;mo ovliv&#328;uje dobu, kdy d&#237;vky dostanou prvn&#237; menstruaci</a>. V pr&#367;m&#283;ru se menstruace objevuje u d&#237;vek v obdob&#237; mezi 10. a 15. rokem, p&#345;i&#269;em&#382; p&#345;ed&#269;asn&#225; menstruace a puberta m&#367;&#382;e pozd&#283;ji v&#233;st k hor&#353;&#237;mu zdrav&#237; v dosp&#283;losti. V sou&#269;asn&#233; dob&#283; se v&#283;k n&#225;stupu puberty st&#225;le sni&#382;uje &#8212; d&#367;vody jsou nejasn&#233;, n&#225;sledky mohou m&#237;t podobu obezity, cukrovky 2. typu, kardiovaskul&#225;rn&#237;ch probl&#233;m&#367; nebo dokonce i rakoviny. Pozd&#283;j&#353;&#237; n&#225;stup puberty je naopak spojov&#225;n s lep&#353;&#237;m zdrav&#237;m v dosp&#283;losti a del&#353;&#237;m &#382;ivotem. Vyjmenov&#225;vat zm&#237;n&#283;n&#233; geny v&#225;m tady nebudu &#8212; ono je jich toti&#382; n&#283;co p&#345;es 1000 variant, z toho 45 % z nich zp&#367;sobuje v&#283;t&#353;&#237; p&#345;ib&#253;v&#225;n&#237; d&#237;vek na v&#225;ze v ran&#233;m d&#283;tstv&#237;. Ovliv&#328;uj&#237; na&#269;asov&#225;n&#237; puberty, rychlost r&#367;stu a uvol&#328;ov&#225;n&#237; reproduk&#269;n&#237;ch hormon&#367;. Mimo to identifikovali v&#283;dci 6 vz&#225;cn&#253;ch variant gen&#367;, kter&#233; mohou zp&#367;sobit pozd&#283;j&#353;&#237; n&#225;stup puberty (a&#382; o 1,3 let), a to nejen u d&#237;vek, ale i u chlapc&#367;. V&#253;sledky studie p&#345;edstavuj&#237; d&#367;le&#382;it&#233; informace pro tvorbu efektivn&#237;ch intervenc&#237; v p&#345;&#237;pad&#283; ohro&#382;en&#237; d&#283;t&#237; p&#345;ed&#269;asnou pubertou a obezitou.&nbsp;</p><p>Dal&#353;&#237;m akt&#233;rem hraj&#237;c&#237;m roli v regulaci na&#353;&#237; v&#225;hy v mozku je <a href="https://www.science.org/doi/10.1126/science.aaz8995">receptor pod&#237;lej&#237;c&#237; se na &#345;&#237;zen&#237; energetick&#233; rovnov&#225;hy t&#283;la prost&#345;ednictv&#237;m rozhodov&#225;n&#237; o tom, kolik energie se v t&#283;le ulo&#382;&#237; v podob&#283; tuku</a>. Mutace v genu pro tento receptor vedou k t&#283;&#382;k&#233; d&#283;tsk&#233; obezit&#283; a dal&#353;&#237;m neduh&#367;m spojen&#253;m s v&#225;hou. Lid&#233; touto poruchou toti&#382; nejsou schopni kontrolovat sv&#233; stravov&#225;n&#237;. Tedy stejn&#283; jako defekty gen&#367; zm&#237;n&#283;n&#253;ch v&#253;&#353;e, je i tento za&#345;azen na list potenci&#225;ln&#237;ch terapeutick&#253;ch c&#237;l&#367; a intenzivn&#283; se b&#225;d&#225; nad t&#237;m, jak&#253;mi cestami lze zlep&#353;it kvalitu &#382;ivota lid&#237; trp&#237;c&#237;ch touto poruchou.&nbsp;</p><p>***</p><p>Americk&#253; v&#253;zkum uv&#225;d&#237;, &#382;e lid&#233; s nadv&#225;hou a obezitou jsou ohro&#382;eni p&#345;ed&#269;asn&#253;m &#250;mrt&#237;m o 22-91 % v&#237;ce ne&#382; lid&#233; se zdravou hmotnost&#237;. Riziko &#250;mrt&#237; lid&#237; s m&#237;rnou podv&#225;hou v porovn&#225;n&#237; se zdrav&#253;mi lidmi je zd&#225; se naopak nadhodnoceno. Jak ale m&#283;&#345;it zdravou hmotnost? &#352;iroce pou&#382;&#237;van&#253; BMI, tedy Body Mass Index, v&#225;m tuto informaci pr&#253; v&#283;rohodn&#283; neposkytne. M&#367;&#382;e toti&#382; zkreslovat v&#253;sledky, a ne m&#225;lo. Dosavadn&#237; studie neukazovaly na spojitost mezi vysok&#253;m BMI a vy&#353;&#353;&#237; &#250;mrtnost&#237;, ta byla vid&#283;t a&#382; p&#345;i dosa&#382;en&#237; velmi vysok&#253;ch hodnot. Nadv&#225;ha se naopak jevila jako m&#237;rn&#283; v&#253;hodn&#225;. <a href="https://www.tandfonline.com/doi/full/10.1080/00324728.2023.2168035">Autor&#367;m ned&#225;vn&#233; studie</a> tyto z&#225;v&#283;ry ale nesed&#283;ly &#8212; vyvozovat m&#237;ru zdrav&#237; z v&#253;&#353;ky a v&#225;hy v ur&#269;it&#233;m okam&#382;iku bez zohledn&#283;n&#237; slo&#382;en&#237; t&#283;la a doby, po kterou &#269;lov&#283;k trp&#237; nadv&#225;hou, pova&#382;ovali za ne&#353;&#357;astn&#233;. A tak se pustili do v&#253;zkum&#367;. Z necel&#253;ch 18 tis&#237;c studovan&#253;ch lid&#237; v datab&#225;zi N&#225;rodn&#237;ho pr&#367;zkumu zdrav&#237; a v&#253;&#382;ivy bylo 20 % vedeno jako zdrav&#253;ch, a&#269;koli p&#345;i bli&#382;&#353;&#237;m zkoum&#225;n&#237; v aktu&#225;ln&#237; studii trp&#283;li v p&#345;edchoz&#237;ch letech nadv&#225;hou &#269;i obezitou. Odd&#283;len&#237;m od skupiny se stabiln&#237; hmotnost&#237; z&#237;skala tato skupiny mnohem hor&#353;&#237; zdravotn&#237; profil. To, &#382;e m&#225; &#269;lov&#283;k moment&#225;ln&#283; norm&#225;ln&#237; BMI pot&#233;, co v&#253;razn&#283; zhubnul, nesma&#382;e roky, kdy jeho t&#283;lo nosilo nadv&#225;hu. Nav&#237;c &#345;ada nemoc&#237; spojen&#253;ch s obezitou vede k &#250;bytku v&#225;hy. BMI tedy nem&#225; &#353;anci vypov&#283;d&#283;t o na&#353;em celkov&#233;m zdrav&#237; v&#353;e. Naopak se dote&#271; vlastn&#283; um&#283;le navy&#353;ovalo riziko &#250;mrt&#237; lid&#237; s n&#237;zk&#253;m BMI, proto&#382;e do n&#283;j spadli i lid&#233;, kte&#345;&#237; ned&#225;vno v&#253;razn&#283; zhubli. Lid&#233;, kte&#345;&#237; naopak ned&#225;vno p&#345;ibrali, m&#283;li oproti t&#283;m, kte&#345;&#237; ztratili na v&#225;ze, mnohem lep&#353;&#237; zdravotn&#237; profil. Auto&#345;i studie uzav&#237;raj&#237;, &#382;e BMI nelze br&#225;t jako jedin&#253; ukazatel lidsk&#233;ho zdrav&#237;. P&#345;i zapo&#269;&#237;t&#225;n&#237; ve&#353;ker&#253;ch prom&#283;nn&#253;ch se odhadovan&#253;ch 2-3 % &#250;mrt&#237; dosp&#283;l&#253;ch v USA zp&#367;soben&#253;ch vysok&#253;m BMI zosmin&#225;sobilo. Jako probl&#233;m nevid&#237; v&#283;dci jednotlivce, n&#253;br&#382; krizi ve&#345;ejn&#233;ho zdrav&#237; a tragick&#253; stav nezdrav&#233;ho stravovac&#237;ho prost&#345;ed&#237; v USA. V &#268;esk&#233; republice na tom jsme sice o n&#283;co l&#233;pe, ale na&#353;e vyhl&#237;dky tak&#233; nejsou ledasjak&#233;. Pe&#269;ujte o sebe a vn&#237;mejte to, co j&#237;te a jak &#382;ijete. Nikdo jin&#253; to za v&#225;s neud&#283;l&#225;.&nbsp;</p><p>***</p><p>Jeden z obecn&#283; p&#345;ij&#237;man&#253;ch fakt&#367; je spojitost nadv&#225;hy a obezity s vy&#353;&#353;&#237;m rizikem vzniku cukrovky 2. typu. Mechanismy, kter&#233; za t&#237;m stoj&#237; v&#353;ak nejsou zcela jasn&#233;. V&#283;dci nicm&#233;n&#283; zjistili, &#382;e <a href="https://linkinghub.elsevier.com/retrieve/pii/S1550413122005496">lid&#233; se zv&#253;&#353;enou hladinou inzulinu trp&#237; i poruchou enzymu zodpov&#283;dn&#233;ho za metabolizov&#225;n&#237; mastn&#253;ch kyselin ze stravy</a>. Vy&#353;&#353;&#237; mno&#382;stv&#237; inzulinu v krvi je jedn&#237;m z rizikov&#253;ch faktor&#367; a sign&#225;l&#367; budouc&#237;ch zdravotn&#237;ch probl&#233;m&#367;. Porucha enzymu zapojen&#233;ho do zpracov&#225;n&#237; mastn&#253;ch kyselin k tomu navrch p&#345;id&#225;v&#225; p&#345;&#237;li&#353;n&#233; ukl&#225;d&#225;n&#237; tuk&#367; v t&#283;le, co&#382; je sign&#225;l pro slinivku k h&#225;dejte &#269;emu &#8212; ano pros&#237;m, ke zv&#253;&#353;en&#237; v&#253;roby inzulinu. Kdy&#382; je inzulinu v t&#283;le dlouhodob&#283; moc, m&#367;&#382;e tento stav v&#233;st ke vzniku inzul&#237;nov&#233; rezistence, selh&#225;n&#237; beta bun&#283;k slinivky a voil&#225;, cukrovka je na sv&#283;t&#283;. V sou&#269;asn&#233; dob&#283; v&#283;dci testuj&#237; mo&#382;n&#233; l&#233;ky, kter&#233; by podpo&#345;ily aktivitu defektn&#237;ho enzymu a zvr&#225;tili tak rozvoj onemocn&#283;n&#237;. Mimo to je&#353;t&#283; zkoumaj&#237; dal&#353;&#237; mo&#382;n&#233; cesty l&#233;&#269;by cukrovky, jej&#237;&#382; v&#253;skyt se rok od roku nane&#353;t&#283;st&#237; st&#225;le zvy&#353;uje.&nbsp;</p><p>Zaj&#237;mav&#233; v&#253;sledky p&#345;inesla jin&#225; studie sleduj&#237;c&#237; <a href="https://elifesciences.org/articles/79834">ukl&#225;daj&#237;c&#237; se tuky a jejich vliv na cukrovku 2. typu</a>. Existuj&#237; varianty gen&#367;, je&#382; sice zp&#367;sobuj&#237; ukl&#225;d&#225;n&#237; tuk&#367; na b&#345;i&#353;e, ale chr&#225;n&#237; p&#345;itom p&#345;ed vznikem cukrovky. Auto&#345;i studie mluv&#237; o &#8220;metabolicky zdrav&#233; obezit&#283;&#8221; a o mo&#382;nostech personalizovan&#233; medic&#237;ny, kter&#225; by mohla d&#237;ky znalosti genetick&#233; v&#253;bavy pacient&#367; jinak pracovat s geneticky znev&#253;hodn&#283;n&#253;mi jedinci a jinak s t&#283;mi, kte&#345;&#237; maj&#237; genetickou v&#253;hodu a i p&#345;es nadv&#225;hu je u nich riziko vzniku cukrovky &#269;i kardiovaskul&#225;rn&#237;ch chorob paradoxn&#283; men&#353;&#237;.&nbsp;</p><p>***</p><p>V&#283;d&#283;li jste, &#382;e se mu&#382;i a &#382;eny li&#353;&#237; mimo jin&#233; i v tom, jak na n&#283; p&#367;sob&#237; obezita? Podle v&#253;zkum&#367; na my&#353;&#237;m modelu existuj&#237; rozd&#237;ly v bu&#328;k&#225;ch tvo&#345;&#237;c&#237;ch krevn&#237; c&#233;vy v tukov&#233; tk&#225;ni mezi samci a samicemi, p&#345;i&#269;em&#382; samci tahaj&#237; za krat&#353;&#237; konec provazu. Maj&#237; <a href="https://linkinghub.elsevier.com/retrieve/pii/S2589004222020843">vy&#353;&#353;&#237; pravd&#283;podobnost vzniku s obezitou spojen&#253;ch onemocn&#283;n&#237; od cukrovky po kardiovaskul&#225;rn&#237; trable</a>. Sami&#269;k&#225;m toti&#382; roste spousta nov&#253;ch c&#233;v z&#225;sobuj&#237;c&#237;ch tukovou tk&#225;&#328; kysl&#237;kem a &#382;ivinami, co&#382; se u samc&#367; d&#283;je v podstatn&#283; men&#353;&#237; m&#237;&#345;e. Naopak je u nich v&#283;t&#353;&#237; sklon ke vzniku proces&#367; spojen&#253;ch se z&#225;n&#283;tem. Sami&#269;&#237; bu&#328;ky vykazovaly mnohem v&#283;t&#353;&#237; odolnost v&#367;&#269;i z&#225;n&#283;tu a dlouhodob&#233;mu stresu zp&#367;soben&#253;mi stravou s vysok&#253;m obsahem tuk&#367;. V&#283;dci maj&#237; tedy dal&#353;&#237; d&#237;lek do skl&#225;da&#269;ky umo&#382;&#328;uj&#237;c&#237; pochopit d&#367;vody rozd&#237;ln&#253;ch projev&#367; obezity u mu&#382;&#367; a &#382;en a v dal&#353;&#237;ch v&#253;zkumech se zam&#283;&#345;&#237; na lidi. Z&#225;rove&#328; auto&#345;i studie uv&#225;d&#237;, &#382;e odhalen&#225; zji&#353;t&#283;n&#237; zapadaj&#237; do mnohem &#353;ir&#353;&#237;ho konceptu zdrav&#233;ho st&#225;rnut&#237;, kter&#253; se v&#283;da sna&#382;&#237; popsat.&nbsp;</p><p>Aby to mu&#382;&#367;m nebylo l&#237;to, poj&#271;me nyn&#237; role oto&#269;it. Podle finsk&#233; studie <a href="https://www.ahajournals.org/doi/10.1161/STROKEAHA.123.045444">maj&#237; oproti nim &#382;eny trp&#237;c&#237; nadv&#225;hou ve v&#283;ku od 14 do 31 let v&#283;t&#353;&#237; riziko vzniku ischemick&#233; mozkov&#233; p&#345;&#237;hody</a> (tedy mrtvice zp&#367;soben&#225; sra&#382;eninou c&#233;vy z&#225;sobuj&#237;c&#237; mozek krv&#237;) do 55. roku &#382;ivota. A to i kdy&#382; se jim nadv&#225;hu poda&#345;&#237; do 31. roku shodit. Mu&#382;i ve v&#283;ku 31 let, kte&#345;&#237; trp&#237; obezitou, v&#353;ak maj&#237; zv&#253;&#353;en&#233; riziko krv&#225;civ&#233; mozkov&#233; p&#345;&#237;hody v porovn&#225;n&#237; s ob&#233;zn&#237;mi &#382;enami stejn&#233;ho v&#283;ku. Suma sum&#225;rum, dle autor&#367; studie m&#225; nadv&#225;ha dlouhodob&#233; n&#225;sledky, i kdy&#382; se n&#225;m ji poda&#345;&#237; porazit a dostat se do formy. M&#283;li bychom to tedy br&#225;t v patrnost a starat se o sv&#233; t&#283;lo i pot&#233;, co n&#225;s p&#345;em&#237;ra kil opust&#237;. Studie vych&#225;z&#237; z hodnot BMI a jej&#237; auto&#345;i zmi&#328;uj&#237;, &#382;e k vyvozov&#225;n&#237; v&#283;t&#353;&#237;ch z&#225;v&#283;r&#367; je t&#345;eba zahrnout dal&#353;&#237; faktory jako je nap&#345;. kou&#345;en&#237;, doba prvn&#237; menstruace &#269;i &#250;rove&#328; vzd&#283;l&#225;n&#237;. Svou metodikou a zam&#283;&#345;en&#237;m jen na Finy je tedy omezena a jej&#237; v&#253;sledky bude nutn&#233; potvrdit rozs&#225;hlej&#353;&#237;m v&#253;zkumem. Stoj&#237; ov&#353;em za zamy&#353;len&#237;.</p><p>***</p><p>Zaj&#237;malo by v&#225;s, jak to vypad&#225;, kdy&#382; je hmotnost t&#283;la udr&#382;ov&#225;na stabiln&#237;? V&#283;dci se zam&#283;&#345;ili na v&#253;zkum v&#253;jime&#269;n&#233; dlouhov&#283;kosti u 30 647 &#382;en a zjistili, &#382;e je <a href="https://academic.oup.com/biomedgerontology/article/78/12/2264/7246412">stabiln&#237; v&#225;ha po 60. roce spojena s del&#353;&#237; dobou do&#382;it&#237;, a to a&#382; 90 a v&#237;ce let</a>. &#381;eny, jejich&#382; v&#225;ha klesla o 5 a v&#237;ce procent, tohoto v&#283;ku dosahovaly s o 51 % men&#353;&#237; pravd&#283;podobnost&#237;. P&#345;ibr&#225;n&#237; o 5 a v&#237;ce procent dlouhov&#283;kost tak&#233; nep&#345;ineslo. Zji&#353;t&#283;n&#237; tedy ukazuj&#237;, &#382;e doporu&#269;en&#237; ke st&#225;&#345;&#237; sni&#382;ovat svou hmotnost nemus&#237; nutn&#283; v&#233;st k del&#353;&#237;mu do&#382;it&#237;. Tato studie je prvn&#237;, je&#382; se rozs&#225;hle zab&#253;v&#225; zm&#283;nami hmotnosti v pozd&#283;j&#353;&#237;m v&#283;ku a jejich spojen&#237;m s dlouhov&#283;kost&#237;.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!vRH3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!vRH3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>Hon&#237; v&#225;s mlsn&#225;?</strong></em></p><p>Zn&#225;te ten stav, kdy se po dobr&#233;m j&#237;dle je&#353;t&#283; p&#237;d&#237;te po n&#283;jak&#233;m tom drobku &#8220;na dojezen&#237;&#8221;? Na vin&#283; nemus&#237; b&#253;t hlad, ale <a href="https://www.nature.com/articles/s41467-024-46430-5">p&#345;&#237;li&#353; aktivn&#237; neurony ve va&#353;em mozku</a>. V&#283;dci objevili v evolu&#269;n&#283; velmi star&#233; &#269;&#225;sti mozku my&#353;&#237; shluk nervov&#253;ch bun&#283;k, kter&#253; p&#345;i stimulaci nab&#225;d&#225; my&#353;i k intenzivn&#237;mu hled&#225;n&#237; n&#283;&#269;eho na zub s up&#345;ednostn&#283;n&#237;m tu&#269;n&#253;ch potravin p&#345;ed t&#283;mi zdrav&#283;j&#353;&#237;mi. U lid&#237; se nach&#225;z&#237; stejn&#253; typ bun&#283;k, ale v&#253;zkum zat&#237;m pokra&#269;uje. Nicm&#233;n&#283; m&#225;me prvn&#237; indicii k tomu, pro&#269; po ob&#283;d&#283; n&#283;kte&#345;&#237; lid&#233; rad&#353;i lov&#237; ve spi&#382;&#237;rn&#283; Milku ne&#382; po mrkev. Potvrd&#237;-li se v&#253;sledky i u lid&#237;, &#353;lo by hyperaktivitu zm&#237;n&#283;n&#253;ch bun&#283;k terapeuticky tlumit (v p&#345;&#237;pad&#283; ob&#233;zn&#237;ch lid&#237;), &#269;i podpo&#345;it (v p&#345;&#237;pad&#283; lid&#237; trp&#237;c&#237;ch poruchou p&#345;&#237;jmu potravy jako je nap&#345;. anorexie).</p><p>*</p><p>Mimochodem, pou&#382;&#237;v&#225;te sukral&#243;zu jako n&#225;hradu za klasick&#253; cukr? Nach&#225;z&#237; se mimo jin&#233; v &#345;ad&#283; potravin a n&#225;poj&#367;, kter&#233; jsou &#8220;zaru&#269;en&#283; bez cukru&#8221;. A zaru&#269;en&#283; v&#225;m ani &#382;ivotn&#237;mu prost&#345;ed&#237; nep&#345;inesou mnoho dobr&#233;ho, jak se za&#269;&#237;n&#225; pomalu ukazovat. Pro lidsk&#233; t&#283;lo je sukral&#243;za tak&#345;ka nestraviteln&#225; a velmi stabiln&#237;, <a href="https://link.springer.com/article/10.1007/s10661-024-12610-5">uvol&#328;uje se tak do odpadn&#237;ch vod, p&#345;ech&#225;z&#237; do pitn&#233; vody a vodn&#237;ch ekosyst&#233;m&#367;</a>. Kde je, kupodivu, pro &#345;adu mikroorganism&#367; nerozlo&#382;iteln&#225;. M&#225; vliv na mikrobi&#225;ln&#237; spole&#269;enstva jako jsou nap&#345;&#237;klad sinice a mikroskopick&#233; &#345;asy, kter&#233; v p&#345;&#237;tomnosti sukral&#243;zy v prost&#345;ed&#237; ub&#253;vaj&#237;. Pravd&#283;podobn&#283; ji toti&#382; zam&#283;&#328;uj&#237; za klasick&#253; cukr, ale nedok&#225;&#382;&#237; ji str&#225;vit a tak hynou. Dal&#353;&#237; v&#253;zkumy pokra&#269;uj&#237; a uvid&#237;me, kam to povede. Mo&#382;n&#225; by st&#225;lo za zamy&#353;len&#237;, jestli opravdu tak nutn&#283; pot&#345;ebujeme ten sv&#367;j &#382;ivot tolik doslazovat. Aby n&#225;m pak nezho&#345;kl na jazyku&#8230;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>Praktick&#233; rady</strong></h5><p><em><strong>Tuk stoj&#237; za obezitou a tuk j&#237; um&#237; vyl&#233;&#269;it</strong></em> <em>~ T&#225;&#328;a Horynov&#225;</em></p><p>Aneb kr&#225;l je mrtev, a&#357; &#382;ije kr&#225;l!</p><p>Opravdu je to tak. Vzpom&#237;n&#225;te si na kouzelnou babi&#269;ku Artemis z lednov&#233;ho V&#283;deck&#233;ho ob&#283;&#382;n&#237;ku?</p><p>Cel&#225; &#345;ada jejich studi&#237; poukazovala na to, &#382;e nespr&#225;vn&#253; skladba tuk&#367; v sou&#269;asn&#233; z&#225;padn&#237; strav&#283; stoj&#237; krom&#283; n&#225;r&#367;stu civiliza&#269;n&#237;ch onemocn&#283;n&#237; i za mnoha p&#345;&#237;pady obezity: upraven&#237;m pom&#283;ru mastn&#253;ch kyselin v na&#353;em t&#283;le lze tedy nejen p&#345;edch&#225;zet obezit&#283;, ale v&#367;bec ji m&#237;t pod kontrolou.</p><p>Za zm&#237;nku stoj&#237;, &#382;e spoluautorem zmi&#328;ovan&#233; studie je jedna z nejv&#283;t&#353;&#237;ch sou&#269;asn&#253;ch medic&#237;nsk&#253;ch autorit v oblasti biohackingu a dlouhov&#283;kosti, <a href="https://www.instagram.com/drjamesdinic/">James J DiNicolantonio</a>. V sou&#269;asn&#233; dob&#283; m&#225; na Instagramu p&#345;es 3 miliony sleduj&#237;c&#237;ch.</p><p>Dle mnoha zahrani&#269;n&#237;ch i &#269;esk&#253;ch v&#283;dc&#367; je toti&#382; obezita dal&#353;&#237; z nemoc&#237;, kter&#233; zp&#367;sobuj&#237; tzv. chronick&#253; z&#225;n&#283;t. Ten je s&#225;m o sob&#283; p&#345;&#237;&#269;inou &#269;i ovliv&#328;uj&#237;c&#237;m faktorem prakticky v&#353;ech civiliza&#269;n&#237;ch onemocn&#283;n&#237;.&nbsp;</p><p>Nejsp&#237;&#353; nez&#225;le&#382;&#237; na tom, jestli zp&#367;sobuje dal&#353;&#237; zdravotn&#237; probl&#233;my obezita nebo chronick&#253; z&#225;n&#283;t. Jist&#233; je, &#382;e spr&#225;vn&#253; pom&#283;r mastn&#253;ch kyselin v na&#353;&#237; strav&#283; je nad&#283;j&#237; pro mnoho lid&#237;. Jakmile se v t&#283;le dorovn&#225; nedostatek mastn&#253;ch kyselin omega-3, obnov&#237; se cel&#225; &#345;ada zdrav&#253;ch regenera&#269;n&#237;ch proces&#367;. A v mnoha p&#345;&#237;padech to znamen&#225;, &#382;e je pak mnohem snaz&#353;&#237; zhubnout.</p><p>***<br><em><strong>&#218;sp&#283;&#353;n&#253; chov ml&#225;&#271;at v ZOO Praha a lidsk&#233; zdrav&#237;: Co maj&#237; spole&#269;n&#233;ho?</strong></em></p><p>ZOO Praha um&#237; vytvo&#345;it pro zv&#237;&#345;ata podm&#237;nky, kter&#233; jsou velmi podobn&#233; t&#283;m, v nich&#382; &#382;ij&#237; a prosperuj&#237; v divok&#233; p&#345;&#237;rod&#283;. Jenom&#382;e z&#225;rove&#328; to nen&#237; &#250;pln&#283; mo&#382;n&#233;. V ZOO tedy mus&#237; naj&#237;t kompromis: zajistit p&#367;vodn&#237; pot&#345;ebu sou&#269;asn&#253;m zp&#367;sobem.</p><p>Tady jsou 2 nejjednodu&#353;&#353;&#237; p&#345;&#237;klady:</p><ol><li><p>Gorily se v p&#345;&#237;rod&#283; &#382;iv&#237; z velk&#233; &#269;&#225;sti ovocem, nicm&#233;n&#283; na&#353;e ovoce je pro n&#283; p&#345;&#237;li&#353; sladk&#233; a neobsahuje ani tolik vitam&#237;n&#367;, jako plan&#233; druhy, kter&#233; gorily se&#382;erou v d&#382;ungli. Hrozila by jim tedy obezita a zdravotn&#237; probl&#233;my.</p></li></ol><p><em>&#344;e&#353;en&#237;</em>: ZOO jim d&#225;v&#225; zeleninu. Na&#353;e zelenina je mnohem slad&#353;&#237; ne&#382; divok&#225; zelenina a obsahuje v&#237;ce fytonutrient&#367; ne&#382; supermarketov&#233; ovoce. V&#253;sledek proto p&#345;ipom&#237;n&#225; nutri&#269;n&#237; slo&#382;en&#237; plan&#233;ho ovoce.</p><ol start="2"><li><p>Zv&#237;&#345;ata nemus&#237; lovit a sh&#225;n&#283;t potravu. Je tedy nutn&#233; se postarat o to, aby se nenudila a p&#345;edev&#353;&#237;m aby se dostate&#269;n&#283; h&#253;bala.</p></li></ol><p><em>&#344;e&#353;en&#237;</em>: ZOO vym&#253;&#353;l&#237; pro zv&#237;&#345;ata programy a r&#367;zn&#233; aktivity nav&#237;c, aby je to bavilo a p&#345;ede&#353;lo se probl&#233;m&#367;m. &#344;&#237;k&#225; se jim "enrichmentov&#233; aktivity."</p><p>My lid&#233; m&#225;me &#250;pln&#283; stejn&#233; probl&#233;my. U zv&#237;&#345;at je &#345;e&#353;&#237;me, ale sami si je ani nep&#345;ipou&#353;t&#237;me. Potraviny, kter&#233; dnes konzumujeme, vypadaj&#237; sice stejn&#283; jako ty p&#367;vodn&#237;, ale jsou nutri&#269;n&#283; &#269;asto velmi odli&#353;n&#233;. V&#253;sledn&#233; rozd&#237;ly u&#382; ale ne&#345;e&#353;&#237;me. Hlavn&#283;, kdy&#382; je toho dost pro v&#353;echny a je&#353;t&#283; l&#233;pe, kdy&#382; je to levn&#233;.</p><p>I na&#353;e t&#283;lo bylo stvo&#345;eno k pohybu a obstar&#225;v&#225;n&#237; potravy. Chodili jsme b&#283;&#382;n&#283; i 10 kilometr&#367; denn&#283;, sezen&#237; bylo velmi v&#253;jime&#269;n&#233;. Lidsk&#233; t&#283;lo pot&#345;ebuje pro sv&#233; fungov&#225;n&#237; pohyb, ale na&#353;e &#8220;enrichmentov&#233; aktivity&#8221; zahrnuj&#237; &#269;asto jen z&#225;bavu bez pohybu. Fitko 2x t&#253;dn&#283; nesta&#269;&#237;.</p><p>Poj&#271;me se tedy ob&#269;as zamyslet, jak &#382;ijeme a co j&#237;me. I my m&#225;me zkratky vhodn&#233; pro 21. stolet&#237;, a&#357; u&#382; jsou to dopl&#328;ky stravy, nebo t&#345;eba jen ochota nejet v&#253;tahem a vyj&#237;t p&#225;r pater p&#283;&#353;ky. Denn&#283;.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>St&#345;&#237;pky pozn&#225;mek</h3><p>&#128187; Posledn&#237; roky p&#345;ich&#225;z&#237; &#269;asto na p&#345;et&#345;es pr&#225;ce z domova &#269;i pr&#225;ce hybridn&#237; &#8212; tedy kombinace pr&#225;ce z domova a pr&#225;ce v kancel&#225;&#345;i. Podle ned&#225;vn&#233; studie jsou <a href="https://www.nature.com/articles/s41586-024-07500-2">lid&#233; pracuj&#237;c&#237; 2-3 dny v t&#253;dnu doma stejn&#283; produktivn&#237; a maj&#237; stejnou pravd&#283;podobnost pov&#253;&#353;en&#237; jako b&#283;&#382;n&#237; zam&#283;stnanci, ale z&#225;rove&#328; u nich kles&#225; riziko odchodu z pr&#225;ce o 33 % </a>(ov&#353;em pouze u nemana&#382;ersk&#253;ch pozic &#8212; na mana&#382;ersk&#233; pozice to nem&#283;lo vliv). Prosp&#283;ch z takov&#233; pr&#225;ce maj&#237; tedy jak zam&#283;stnanci, tak zam&#283;stnavatel, pokud je tento pracovn&#237; model dob&#345;e &#345;&#237;zen&#253;. Zm&#237;n&#283;n&#225; studie se &#345;ad&#237; mezi rozr&#367;staj&#237;c&#237; se mno&#382;stv&#237; v&#283;deck&#253;ch prac&#237; podporuj&#237;c&#237; hybridn&#237; pracovn&#237; re&#382;im a jeho v&#253;hody pro spole&#269;nost. Je tak&#233; dosud nejrozs&#225;hlej&#353;&#237;m v&#253;zkumem zab&#253;vaj&#237;c&#237;m se touto tematikou.</p><p>*</p><p>&#9968; &nbsp;B&#283;&#382;te do zelen&#283;! &#381;e tuto pob&#237;dku zn&#225;te i jinak? Mo&#382;n&#225; je na &#269;ase je obr&#225;tit z &#269;okol&#225;dov&#233;ho odst&#237;nu na odst&#237;n tr&#225;vov&#253;. Kup&#237; se mi v &#353;upleti v&#253;zkumy ze v&#353;emo&#382;n&#253;ch kout&#367; sv&#283;ta popisuj&#237;c&#237; v&#253;znam pobytu v p&#345;&#237;rod&#283; a jeho prosp&#283;chu na na&#353;e du&#353;evn&#237; zdrav&#237;, zvl&#225;&#353;t&#283; pokud se tr&#225;p&#237;me s n&#283;jakou du&#353;evn&#237; nemoc&#237;. Jedna z nejnov&#283;j&#353;&#237;ch shrnuje z&#225;v&#283;ry 30 let v&#283;deck&#233;ho b&#225;d&#225;n&#237; v t&#233;to oblasti. <a href="https://www.liebertpub.com/doi/10.1089/eco.2023.0063">Sta&#269;&#237; pr&#253; 10 minut (!!!) pobytu v p&#345;&#237;rod&#283; pro kr&#225;tkodobou &#250;levu od pochmurnost&#237; v na&#353;ich p&#345;epln&#283;n&#253;ch mysl&#237;ch</a>. Zele&#328; a &#269;erstv&#253; vzduch sni&#382;uj&#237; hladinu stresu, zlep&#353;uje my&#353;len&#237; i n&#225;ladu. M&#367;&#382;e to tedy pomoci ud&#283;lat z morous&#367; milou&#353;e. Setk&#225;te-li se tedy s n&#283;k&#253;m, kdo se v&#225;m pokus&#237; sest&#345;elit n&#225;ladu k ledu, po&#353;lete ho n&#283;kam - t&#345;eba do parku nebo rovnou do lesa. Rostou houby.&nbsp;</p><p>*</p><p>&#129440; V Texasu letos v b&#345;eznu zaznamenali prvn&#237; p&#345;&#237;pad naka&#382;en&#237; skotu virem pta&#269;&#237; ch&#345;ipky, co&#382; okam&#382;it&#283; spustilo diskuzi na t&#233;ma, jak je to s p&#345;enosem tohoto patogenu do ml&#233;ka a ml&#233;&#269;n&#253;ch v&#253;robk&#367;. A&#269;koli v &#269;erstv&#233;m ml&#233;ce infikovan&#253;ch krav byla jeho p&#345;&#237;tomnost prok&#225;z&#225;na, &#382;e byste jej vypili &#269;i sn&#283;dli jako koncov&#237; str&#225;vn&#237;ci se b&#225;t nemus&#237;me. Podle v&#353;ech z&#237;skan&#253;ch v&#253;sledk&#367; <a href="https://journals.asm.org/doi/10.1128/jvi.00881-24">pasterizace a dal&#353;&#237; sanita&#269;n&#237; procesy b&#283;hem zpracov&#225;n&#237; &#269;erstv&#233;ho ml&#233;ka &#250;&#269;inn&#283; zni&#269;&#237; virov&#233; &#269;&#225;stice a v&#253;sledn&#233; produkty jsou tak bez infek&#269;n&#237; stopy</a>. Pokud by v ml&#233;ce p&#345;eci jen n&#283;jak&#233; patogeny z&#367;staly, detekuj&#237; je mikrobiologick&#233; testy, jimi&#382; ml&#233;&#269;n&#233; v&#253;robky proch&#225;z&#237; ne&#382; jdou na trh.&nbsp;</p><p>*</p><p>&#9201; Zaj&#237;mav&#233; t&#233;ma vn&#237;m&#225;n&#237; &#269;asu na&#357;ukla studie zkoumaj&#237;c&#237; rychlost plynut&#237; zb&#253;vaj&#237;c&#237;ch dn&#237; do V&#225;noc &#269;i Ramad&#225;nu &#8212; sv&#225;tk&#367; dvou odli&#353;n&#253;ch kultur, lze tedy p&#345;edpokl&#225;dat, &#382;e se jedn&#225; o obecn&#253; jev. Pokud se na tyto sv&#225;tky lid&#233; t&#283;&#353;&#237;, <a href="https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0304660">&#269;as pro n&#283; plyne ka&#382;d&#253; rok rychleji</a>. D&#367;vodem je z&#345;ejm&#283; jejich intenzivn&#283;j&#353;&#237; vn&#237;m&#225;n&#237; ub&#237;haj&#237;c&#237;ch dn&#237; a nad&#353;en&#233; pro&#382;&#237;v&#225;n&#237; sv&#225;te&#269;n&#237;ch chvil. Mimo to sv&#367;j vliv m&#225; i v&#283;k, pohlav&#237; &#269;i kvalita soci&#225;ln&#237;ch interakc&#237;. </p><p>*</p><p>&#127780; Kdysi, kdy&#382; u n&#225;s doma je&#353;t&#283; b&#253;vala bedna zvan&#225; televize, jsem za nejp&#345;esn&#283;j&#353;&#237; p&#345;edpov&#283;&#271; po&#269;as&#237; pova&#382;ovala tu od pan&#237; &#381;ilkov&#233;: &#8220;Z&#237;tra bude jasno, m&#237;sty polojasno, n&#283;kde bude pr&#353;et a v n&#283;kter&#253;ch m&#237;stech mo&#382;n&#225; i sn&#283;&#382;it.&#8221; Ono se to lehko vtipkuje, kdy&#382; do problematiky meteorologie &#269;lov&#283;k moc nevid&#237;, ale na druhou stranu nutno podotknout, &#382;e odpov&#283;di na ot&#225;zku &#8220;Jak bude z&#237;tra?&#8221; jsme se z p&#345;edpov&#283;d&#237; nikdy p&#345;esn&#283; nedozv&#283;d&#283;li (od d&#283;tstv&#237; proto s sebou tah&#225;m de&#353;tn&#237;k, i kdy&#382; obr&#225;zky na displayi zaryt&#283; hl&#225;s&#237; slun&#237;&#269;ko a pa&#345;&#225;k). V&#283;dci se nicm&#233;n&#283; sna&#382;&#237; neust&#225;le zdokonalovat po&#269;&#237;ta&#269;ov&#233; modely a vytv&#225;&#345;et p&#345;esn&#283;j&#353;&#237; v&#253;hledy na slunn&#233; &#269;i mraziv&#233; z&#237;t&#345;ky. Ned&#225;vno nap&#345;&#237;klad zjistili dal&#353;&#237; detaily ze &#382;ivota de&#353;&#357;ov&#253;ch kapek. Konkr&#233;tn&#283; p&#345;i&#353;li na to, &#382;e <a href="https://www.pnas.org/doi/10.1073/pnas.2319664121">p&#345;i r&#367;stu kapek a spu&#353;t&#283;n&#237; jejich pad&#225;n&#237; na zem hraj&#237; kl&#237;&#269;ovou roli vzduchov&#233; turbulence v mrac&#237;ch</a>. Simulace ukazuj&#237;, &#382;e jsou-li v mrac&#237;ch turbulentn&#237; pohyby vzduchu, vznik&#225; d&#283;&#353;&#357; rychleji a kapky mohou b&#253;t a&#382; sedmkr&#225;t t&#283;&#382;&#353;&#237;. Z&#237;skan&#233; informace p&#345;edstavuj&#237; cenn&#253; posun jak v oblasti p&#345;edpov&#283;d&#237; po&#269;as&#237;, tak v oblasti sledov&#225;n&#237; zm&#283;n klimatu.</p><p>*</p><p>&#127786; Saharsk&#253; prach a hurik&#225;ny v Severn&#237; Americe. Jak to spolu souvis&#237;? V&#237;ce ne&#382; si mysl&#237;te. Podle v&#283;dc&#367; mohou <a href="https://www.science.org/doi/10.1126/sciadv.adn6106">oblaka saharsk&#233;ho prachu proud&#237;c&#237; p&#345;es Atlantik potla&#269;ovat vznik hurik&#225;n&#367; nad oce&#225;nem a ovliv&#328;ovat tak po&#269;as&#237; v Severn&#237; Americe</a>. Jsou tak dosud nepopsan&#253;m regul&#225;torem sr&#225;&#382;ek p&#345;i hurik&#225;nech. P&#345;enos prachu p&#345;es oce&#225;n se ale podle v&#253;sledk&#367; p&#345;edchoz&#237;ch studi&#237; bude v d&#367;sledku zm&#283;ny klimatu v n&#225;sleduj&#237;c&#237;ch desetilet&#237;ch sni&#382;ovat, co&#382; pravd&#283;podobn&#283; zv&#253;&#353;&#237; mno&#382;stv&#237; sr&#225;&#382;ek a t&#237;m i ni&#269;ivost hurik&#225;n&#367;. O kolik v&#237;ce sr&#225;&#382;ek by m&#283;la Severn&#237; Amerika o&#269;ek&#225;vat nikdo netu&#353;&#237;.&nbsp;</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><p></p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v&nbsp;textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m</p><p>&#127912; <em><strong><a href="https://belandy.art/kreativni-dilna/">Kreativn&#237; d&#237;lna</a></strong></em> &#8211; tvo&#345;&#237;m ilustrace a akvarelovou kr&#225;su ko&#345;en&#283;nou tu&#353;&#237;</p><p>&#127759; <em><strong><a href="https://belandy.art/svety-v-nas/">Sv&#283;ty v n&#225;s</a></strong></em> &#8211; u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch na&#353;eho imunitn&#237;ho syst&#233;mu</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> &#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k&nbsp;n&#283;mu.</p><p>&#128251; <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a></strong></em> &#8211; vypr&#225;v&#237;me spolu s dal&#353;&#237;mi tv&#367;rci sv&#233; p&#345;&#237;b&#283;hy sv&#283;tu.</p><p>&#129498;&#8205;&#9792;&#65039; <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; st&#345;e&#382;&#237;m prostor pro nevid&#283;n&#233; tv&#367;rce a pom&#225;h&#225;m jim b&#253;t sly&#353;et.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> &#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 6/24 - Letní seriál o výživě, část 1.]]></title><description><![CDATA[Plavkov&#225; sez&#243;na byla s prvn&#237;m letn&#237;m dnem ofici&#225;ln&#283; zah&#225;jena a my kritick&#253;m okem hodnot&#237;me &#353;p&#237;&#269;ky, kter&#233; jsme si p&#345;es zimu nast&#345;&#225;dali, a p&#345;em&#253;&#353;l&#237;me, kde jsem k nim ksakru p&#345;i&#353;li...]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-624-letni-serial</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-624-letni-serial</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Sun, 30 Jun 2024 20:04:48 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!C56g!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa62ecf32-52a9-4814-b806-01ecfd392cbd_3537x2653.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Na t&#233;ma o v&#253;&#382;iv&#283;, p&#367;stech a mikrobiomu jsem se vskutku t&#283;&#353;ila a cel&#253; rok jsem poctiv&#283; sb&#237;rala &#269;l&#225;nky s n&#237;m spojen&#233;. Kdy&#382; jsem je te&#271; ale sesum&#237;rovala dohromady, zjistila jsem, &#382;e se do jednoho ob&#283;&#382;n&#237;ku prost&#283; a jednodu&#353;e v&#353;echno nevejde. Tedy, ve&#353;lo by se, ale byl by dlouh&#253;, jak t&#253;den p&#345;ed v&#253;platou, a nakonci byste u&#382; byli mysl&#237;m p&#283;kn&#283; otr&#225;ven&#237;. Tak jsem se rozhodla rozpracovat problematiku v&#253;&#382;ivy a vitality na&#353;ich t&#283;l do t&#345;&#237;m&#283;s&#237;&#269;n&#237;ho letn&#237;ho seri&#225;lu. Prvn&#237; d&#237;l pr&#225;v&#283; &#269;tete na sv&#253;ch p&#345;ij&#237;ma&#269;&#237;ch, snad se v&#225;m bude l&#237;bit!</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, 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1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!9qES!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, 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/__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!C56g!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa62ecf32-52a9-4814-b806-01ecfd392cbd_3537x2653.jpeg" data-component-name="Image2ToDOM"><div 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data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!Ckeu!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/cb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><p><em><strong>Jak n&#225;s to, co j&#237;me (a nej&#237;me), ovliv&#328;uje</strong></em></p><p>Rozj&#237;mali jste n&#283;kdy nad t&#237;m, jak&#253;m zp&#367;sobem n&#225;s m&#367;&#382;e j&#237;dlo ovliv&#328;ovat? Kvalita stravy zasahuje nejen na&#353;e st&#345;evn&#237; p&#345;&#225;tele, kte&#345;&#237; s n&#237; bezprost&#345;edn&#283; p&#345;ich&#225;zej&#237; do styku, ale ovliv&#328;uje ve sv&#233; podstat&#283; v&#353;echny pochody v na&#353;em t&#283;le. V&#269;etn&#283; na&#353;&#237; n&#225;lady.&nbsp;</p><p>V prvn&#237; studii sv&#233;ho druhu v&#283;dci porovn&#225;vali vliv st&#345;edomo&#345;sk&#233;ho stylu stravov&#225;n&#237; s nekvalitn&#237;m stravov&#225;n&#237;m pln&#253;m cukr&#367; a nasycen&#253;ch tuk&#367;. Podle sesb&#237;ran&#253;ch dat m&#283;n&#237; <a href="https://www.tandfonline.com/doi/full/10.1080/1028415X.2024.2355603">nekvalitn&#237; j&#237;dlo hladiny p&#345;ena&#353;e&#269;&#367; informac&#237; v mozku a ovliv&#328;uje objem &#353;ed&#233; hmoty v &#269;eln&#237; &#269;&#225;sti mozku, kter&#225; se pod&#237;l&#237; na psychick&#253;ch probl&#233;mech v&#269;etn&#283; deprese a &#250;zkost&#237;</a>. P&#345;esn&#253; mechanismus vlivu stravy na mozek je st&#225;le p&#345;edm&#283;tem zkoum&#225;n&#237;, ukazuje se ale, &#382;e z&#345;ejm&#283; existuje pozitivn&#237; vazba mezi kvalitn&#237;m stravov&#225;n&#237;m, zdrav&#283;j&#353;&#237;m mozkem, lep&#353;&#237; du&#353;evn&#237; pohodou a lep&#353;&#237;m v&#253;b&#283;rem potravin, co&#382; vede zp&#283;t ke kvalitn&#237;mu stravov&#225;n&#237;.&nbsp;</p><p>Kdy&#382; u&#382; jsme u t&#233; st&#345;edomo&#345;sk&#233; stravy a &#382;ivotn&#237;ho stylu, tak se pod&#237;vejme je&#353;t&#283; na dal&#353;&#237; dv&#283; studie, kter&#233; se jim pod&#237;valy na zoubek. Jedna z nich byla c&#237;len&#283; provedena mimo st&#345;edomo&#345;skou oblast, konkr&#233;tn&#283; ve Walesu, Skotsku a Anglii, aby v&#283;dci prozkoumali, zda jsou d&#345;&#237;ve prok&#225;zan&#225; pozitiva st&#345;edomo&#345;sk&#233;ho stylu &#382;ivota p&#345;enositeln&#225; i do jin&#253;ch &#269;&#225;st&#237; sv&#283;ta. A skute&#269;n&#283; je tomu tak. Po 9 letech v&#253;zkumu do&#353;li auto&#345;i studie k z&#225;v&#283;ru, &#382;e strava s omezen&#253;m mno&#382;stv&#237;m p&#345;idan&#233; soli a cukru, av&#353;ak bohat&#225; na ovoce a zeleninu, celozrnn&#233; obiloviny, lu&#353;t&#283;niny, o&#345;echy, sem&#237;nka, panensk&#253; olivov&#253; olej a ryby, v kombinaci s odpo&#269;inkem, fyzickou aktivitou a socializac&#237;, vede k <a href="https://www.mayoclinicproceedings.org/article/S0025-6196(23)00305-1/abstract">v&#253;razn&#233;mu sn&#237;&#382;en&#237; rizika &#250;mrt&#237; &#269;lov&#283;ka na rakovinu a kardiovaskul&#225;rn&#237; onemocn&#283;n&#237;</a>.&nbsp;</p><p>Druh&#225; studie prob&#237;hala v USA, kde po dobu 25 let sledovali v&#283;dci zdrav&#237; &#382;en v z&#225;vislosti na jejich j&#237;deln&#237;&#269;ku. &#381;eny holduj&#237;c&#237; st&#345;edomo&#345;sk&#233;mu tal&#237;&#345;i m&#283;ly o <a href="https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2819335">23 % ni&#382;&#353;&#237; riziko p&#345;ed&#269;asn&#233;ho &#250;mrt&#237;</a>, v&#269;etn&#283; rakoviny a kardiovaskul&#225;rn&#237;ch nemoc&#237;. V&#283;dci pozorovali u t&#283;chto &#250;&#269;astnic studie pozitivn&#237; zm&#283;ny v metabolick&#253;ch procesech, z&#225;n&#283;tliv&#253;ch molekul&#225;ch, inzul&#237;nov&#233; rezistenci apod.&nbsp;</p><p>***</p><p>Co se t&#253;&#269;e mno&#382;stv&#237; zeleniny a ovoce na na&#353;ich tal&#237;&#345;&#237;ch, zam&#283;&#345;me sv&#367;j pohled sm&#283;rem k vegetari&#225;nsk&#233;mu j&#237;deln&#237;&#269;ku a jeho zdravotn&#237;m p&#345;&#237;nos&#367;m. V&#283;dci sesb&#237;rali p&#345;es dv&#283; desetilet&#237; studi&#237; (celkem jich bylo 48) zab&#253;vaj&#237;c&#237;ch se vegetari&#225;nsk&#253;m a vegansk&#253;m stravov&#225;n&#237;m, vzali si je pod drobnohled a seznali, &#382;e jsou <a href="https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0300711">spojeny s lep&#353;&#237;m zdravotn&#237;m stavem str&#225;vn&#237;k&#367;, p&#345;edev&#353;&#237;m s lep&#353;&#237;m kardiovaskul&#225;rn&#237;m zdrav&#237;m, sn&#237;&#382;en&#253;m rizikem vzniku rakoviny a p&#345;ed&#269;asn&#253;m &#250;mrt&#237;m</a>. Jedn&#237;m dechem ale dod&#225;vaj&#237;, &#382;e je pot&#345;eba ud&#283;lat dal&#353;&#237; v&#253;zkumy vzhledem k faktu, &#382;e srovn&#225;van&#233; studie se od sebe v&#253;znamn&#283; li&#353;ily proveden&#237;m, demografick&#253;mi &#250;daji &#250;&#269;astn&#237;k&#367;, d&#233;lkou proveden&#237; apod. Upozor&#328;uj&#237; tak&#233; na to, &#382;e &#269;ist&#283; rostlinn&#233; diety&nbsp;mohou v&#233;st k nedostatku n&#283;kter&#253;ch vitamin&#367; a miner&#225;ln&#237;ch l&#225;tek, proto je t&#345;eba p&#345;ed jejich plo&#353;n&#253;m doporu&#269;ov&#225;n&#237;m z&#237;skat co nejv&#237;ce dal&#353;&#237;ch dat. Bu&#271; jak bu&#271;, srovn&#225;me-li si to s v&#253;sledky studi&#237; zam&#283;&#345;en&#253;ch na st&#345;edomo&#345;skou stravu, je nav&#253;&#353;en&#237; mno&#382;stv&#237; zeleniny, ovoce &#269;i o&#345;&#237;&#353;k&#367; pro na&#353;e t&#283;lo jen dob&#345;e.&nbsp;</p><p>Ostatn&#283;, &#382;iviny rostlinn&#233;ho p&#367;vodu nejsou &#382;&#225;dn&#225; b&#233;&#269;ka. Podle posledn&#237;ch v&#253;zkum&#367; dok&#225;&#382;&#237; z<a href="https://gut.bmj.com/content/73/2/298">m&#283;nit skladbu st&#345;evn&#237;ch bakteri&#237; a ovlivnit funkce na&#353;eho mozku</a>. P&#345;edev&#353;&#237;m vl&#225;knina podporuje r&#367;st prosp&#283;&#353;n&#233; st&#345;evn&#237; mikrobioty, zlep&#353;uje komunikaci mezi st&#345;evn&#237;mi osadn&#237;ky a mozkem, a vede ke sn&#237;&#382;en&#237; aktivace mozku souvisej&#237;c&#237; s reakc&#237; na podn&#283;ty obdr&#382;en&#233; z vysoce kalorick&#233; stravy. Tedy alespo&#328; u dosp&#283;l&#253;ch trp&#237;c&#237;ch nadv&#225;hou, jejich&#382; stravovac&#237; n&#225;vyky si v&#283;dci vzali pod drobnohled. V&#253;zkumy t&#233;to t&#233;matiky jsou st&#225;le v b&#283;hu a jejich auto&#345;i si od nich slibuj&#237; nov&#233; cesty, jak se popasovat s prevenc&#237; a l&#233;&#269;bou obezity.&nbsp;Nicm&#233;n&#283; trouf&#225;m si i tak konstatovat, &#382;e &#269;&#237;m v&#237;c vl&#225;kniny j&#237;me, t&#237;m l&#233;pe se da&#345;&#237; na&#353;emu st&#345;evu i hlav&#283;. </p><p>Mimochodem, v&#237;te, &#382;e <a href="https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0291305">sklon k vegetari&#225;nstv&#237; je d&#283;di&#269;n&#253;</a>? V&#283;dci objevili t&#345;i geny, kter&#233; jsou s n&#237;m siln&#283; spojeny, a dal&#353;&#237;ch 31, kter&#233; jej potenci&#225;ln&#283; ovliv&#328;uj&#237;. Na&#353;e genetick&#225; v&#253;bava tedy hraje podstatnou roli v tom, zda dok&#225;&#382;eme vegetari&#225;nskou dietu stoprocentn&#283; dodr&#382;et &#269;i nikoli. Podle v&#253;sledk&#367; studie zam&#283;&#345;en&#233; na v&#253;zkum schopnosti lid&#237; dlouhodob&#283; p&#345;e&#382;&#237;vat na vegetari&#225;nsk&#233; strav&#283; se zd&#225;, &#382;e velk&#225; &#269;&#225;st vegetari&#225;n&#367; si &#269;as od &#269;asu dop&#345;eje n&#283;jak&#233; to maso &#8212; od ryb&#237;ho a&#382; po &#269;erven&#233;. Auto&#345;i studie spekuluj&#237; nad t&#237;m, &#382;e v mase m&#367;&#382;e b&#253;t n&#283;jak&#225; dosud nedefinovan&#225; slo&#382;ka, kterou na&#353;e t&#283;lo vy&#382;aduje a zved&#225; n&#225;m tak chu&#357; na maso. Se&#269;teno a podtr&#382;eno, vegetari&#225;nstv&#237; z&#345;ejm&#283; nen&#237; jen o s&#237;le na&#353;&#237; v&#367;le, ale i o tom, jakou genetickou v&#253;bavu n&#225;m rodi&#269;ov&#233; p&#345;ihr&#225;li do v&#237;nku.&nbsp;</p><p>***</p><p>S t&#237;m, jak se stravujeme souvis&#237; i cyklus ro&#269;n&#237;ch obdob&#237;, respektive cyklus sv&#283;tla a tmy. Po&#269;et hodin, kter&#253;m jsme vystaveni sv&#283;tlu ovliv&#328;uje nejen to, co j&#237;me, ale i to, jak&#253;m zp&#367;sobem spalujeme energii z&#237;skanou z potravy. N&#225;&#353; metabolismus je cht&#283; necht&#283; nav&#225;zan&#253; na p&#345;&#237;rodn&#237; cykly, i kdy&#382; si mnoh&#233; potraviny m&#367;&#382;eme dop&#345;&#225;t po cel&#253; rok.&nbsp;</p><p>Zaj&#237;mav&#233; v&#253;sledky p&#345;inesla studie proveden&#225; na my&#353;&#237;ch, kdy se uk&#225;zalo, &#382;e jejich zimn&#237; stravovac&#237; n&#225;vyky byly zdrav&#283;j&#353;&#237; ne&#382; letn&#237;. P&#345;i zimn&#237;ch sv&#283;teln&#253;ch podm&#237;nk&#225;ch p&#345;ib&#237;raly my&#353;i na v&#225;ze m&#233;n&#283; a m&#283;ly lep&#353;&#237; metabolick&#233; zdrav&#237; v porovn&#225;n&#237; s letn&#237;m osvitem. Tato pozorov&#225;n&#237; v&#353;ak nelze vzt&#225;hnout na lidi, mimojin&#233; proto, &#382;e my&#353;i jsou no&#269;n&#237; zv&#237;&#345;ata a maj&#237; tak jinak nastaven&#233; vnit&#345;n&#237; hodinky. <a href="https://www.cell.com/cell-metabolism/fulltext/S1550-4131(23)00300-5?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS1550413123003005%3Fshowall%3Dtrue">&#268;&#237;m je v&#353;ak studie d&#367;le&#382;it&#225; je to, &#382;e prok&#225;zala princip vlivu sv&#283;tla na metabolick&#233; zdrav&#237;</a>. Dal&#353;&#237; studie, tentokr&#225;te na lidech, se pak budou moci na tuto problematiku hloub&#283;ji zam&#283;&#345;it a nal&#233;zt tak nov&#233; cesty, jak zlep&#353;it stav na&#353;ich t&#283;lesn&#253;ch schr&#225;nek.</p><p>***</p><p>Se sv&#283;tlem se poj&#237; a je na n&#283;m z&#225;visl&#225; jedna z d&#367;le&#382;it&#253;ch &#382;ivin, konkr&#233;tn&#283; vitamin D. Jak pravd&#283;podobn&#283; v&#237;te, v na&#353;ich podnebn&#253;ch &#353;&#237;&#345;k&#225;ch s nedostate&#269;n&#253;m osvitem (p&#345;edev&#353;&#237;m v &#8220;tmav&#253;ch&#8221; m&#283;s&#237;c&#237;ch) a s na&#353;&#237;m stylem &#382;ivota (minimum pobytu na slun&#237;&#269;ku a nedostatek stravy obsahuj&#237;c&#237; vitamin D), se n&#225;m ho dost&#225;v&#225; m&#225;lo a je tak t&#345;eba ho dopl&#328;ovat. Pro&#269;? M&#225; vliv na velk&#233; mno&#382;stv&#237; proces&#367; v na&#353;em t&#283;le v&#269;etn&#283; vst&#345;eb&#225;v&#225;n&#237; miner&#225;l&#367; a dle nejnov&#283;j&#353;&#237;ch v&#253;zkum&#367; je jeho <a href="https://www.acpjournals.org/doi/10.7326/M21-3324">nedostatek dokonce spojen se zv&#253;&#353;en&#253;m rizikem p&#345;ed&#269;asn&#233;ho &#250;mrt&#237;</a>.&nbsp;</p><p>V &#250;vahu je nicm&#233;n&#283; t&#345;eba vz&#237;t i to, &#382;e zp&#367;sob <a href="https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2800490">jak&#253;m na&#353;e t&#283;la vitamin D metabolizuj&#237; z&#225;vis&#237; i na indexu t&#283;lesn&#233; hmotnosti (BMI)</a>. Lid&#233; s BMI ni&#382;&#353;&#237;m ne&#382; 25 t&#283;&#382;&#237; z pozitivn&#237;ch efekt&#367; dopl&#328;ov&#225;n&#237; vitaminu D, mezi n&#283;&#382; pat&#345;&#237; sn&#237;&#382;en&#233; riziko vzniku rakoviny, kardiovaskul&#225;rn&#237;ch onemocn&#283;n&#237; nebo mrtvice. U lid&#237; s BMI vy&#353;&#353;&#237;m ne&#382; 25 toto ov&#353;em pozorov&#225;no nebylo nebo byl pozitivn&#237; p&#345;&#237;nos minim&#225;ln&#237;. Zd&#225; se, &#382;e metabolizuj&#237; vitamin D jin&#253;m zp&#367;sobem a jejich reakce na dopl&#328;ky stravy obsahuj&#237;c&#237; vitamin D je &#269;asem otup&#283;l&#225;. Ukazuje se tak, &#382;e metabolick&#233; cesty vitaminu D jsou komplikovan&#283;j&#353;&#237;, ne&#382; si mnoz&#237; mysleli.&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!vRH3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!vRH3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>V&#253;&#382;iva a nemoci</strong></em></p><p>Jak&#233; nemoci se v&#225;m vybav&#237; ve spojen&#237; s v&#253;&#382;ivou a j&#237;dlem? &#344;ekla bych, &#382;e na prvn&#237; dobrou v&#225;m nasko&#269;&#237; poruchy p&#345;&#237;jmu potravy. V britsk&#233; studii si je vzali v&#283;dci pod drobnohled a zam&#283;&#345;ili se na zdravotn&#237; probl&#233;my, kter&#233; pacienty s t&#283;mito probl&#233;my zasahuj&#237; i pot&#233;, co se vyl&#233;&#269;&#237;. Auto&#345;i studie uv&#225;d&#237;, &#382;e je u nich <a href="https://link.springer.com/article/10.1007/s40519-023-01600-0">dvakr&#225;t v&#283;t&#353;&#237; riziko vzniku multimorbidit</a> (tj. soub&#283;&#382;n&#253; v&#253;skyt dvou a v&#237;ce zdravotn&#237;ch probl&#233;m&#367;) v pozd&#283;j&#353;&#237;m v&#283;ku, co&#382; podn&#237;tilo v&#283;dce k dal&#353;&#237;mu v&#253;zkumu a hled&#225;n&#237; cest, jak t&#283;mto zdravotn&#237;m komplikac&#237;m p&#345;edej&#237;t.</p><p>T&#345;eba by mohlo pomoci dopln&#283;n&#237; vitaminu B12. Badatel&#233; v Barcelon&#283; p&#345;i&#353;li na to, &#382;e m&#225; tento vitamin <a href="https://www.nature.com/articles/s42255-023-00916-6">kl&#237;&#269;ovou roli v urychlov&#225;n&#237; regenerace tk&#225;n&#237;</a>. Jeho pozitivn&#237; efekt otestovali na my&#353;&#237;m modelu st&#345;evn&#237;ho z&#225;n&#283;tliv&#233;ho onemocn&#283;n&#237; (konkr&#233;tn&#283; <a href="https://www.wikiskripta.eu/w/Ulcer%C3%B3zn%C3%AD_kolitida">ulcer&#243;zn&#237; kolitid&#283;</a>) a byli p&#345;ekvapeni, jak moc dok&#225;&#382;e b&#253;t pouh&#233; dopln&#283;n&#237; vitaminu B12 do stravy &#250;&#269;inn&#233;.&nbsp;Vedle z&#225;sadn&#237; role v udr&#382;ov&#225;n&#237; nervov&#253;ch funkc&#237;, podpory tvorby &#269;erven&#253;ch krvinek a DNA si tak tato mikro&#382;ivina p&#345;ipisuje na hrb i protiz&#225;n&#283;tlivou a regenera&#269;n&#237; funkci. T&#283;m se budou v&#283;dci v&#283;novat i nad&#225;le a roz&#353;&#237;&#345;&#237; sv&#233; v&#253;zkumy i na lidi.&nbsp;</p><p>***</p><p>Zn&#225;te plicn&#237; hypertenzi? Jedn&#225; se o onemocn&#283;n&#237;, p&#345;i n&#283;m&#382; postupn&#283; tuhnou c&#233;vy v plic&#237;ch (ale nikde jinde), vznik&#225; chronick&#233; onemocn&#283;n&#237; plic, kter&#233; v kone&#269;n&#233;m d&#367;sledku vede k selh&#225;n&#237; srdce a smrti. P&#345;&#237;&#269;iny tuhnut&#237; plicn&#237;ch c&#233;v byly doned&#225;vna nezn&#225;m&#233;, mezin&#225;rodn&#237; t&#253;m v&#283;dc&#367; je v&#353;ak nyn&#237; popsal ve sv&#233; ned&#225;vno publikovan&#233; studii. Bu&#328;ky t&#283;chto c&#233;v jsou hladov&#233;. Bezmezn&#283; tou&#382;&#237; po dvou specifick&#253;ch aminokyselin&#225;ch (glutaminu a serinu), jejich&#382; metabolismus n&#225;sledn&#283; &#250;st&#237; v nadprodukci kolagenu a tuhnut&#237; c&#233;v. <a href="https://www.cell.com/cell-metabolism/abstract/S1550-4131(24)00130-X?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS155041312400130X%3Fshowall%3Dtrue">Autor&#367;m studie</a> se poda&#345;ilo p&#345;ij&#237;t s nov&#253;m modelem l&#233;&#269;by vyu&#382;&#237;vaj&#237;c&#237;m kombinaci l&#233;k&#367; sni&#382;uj&#237;c&#237;ch bun&#283;&#269;nou chu&#357; na zm&#237;n&#283;n&#233; aminokyseliny a dietn&#237;ho opat&#345;en&#237; zam&#283;&#345;en&#233;ho na sn&#237;&#382;en&#237; p&#345;&#237;jmu potravin bohat&#253;ch na glutamin a serin. Ba co v&#237;c, na z&#225;klad&#283; v&#253;sledk&#367; sv&#233; studie vyvinuli i nov&#253; diagnostick&#253; test plicn&#237; hypertenze.</p><p>***</p><p>S&#367;l je nad zlato, &#345;&#237;k&#225; se v m&#233; obl&#237;ben&#233; poh&#225;dce. Z&#225;rove&#328; se v n&#237; ale zmi&#328;uje, &#382;e by se se sol&#237; m&#283;lo zach&#225;zet st&#345;&#237;dm&#283;. To potvrzuje i nov&#225; studie, kter&#225; popisuje <a href="https://academic.oup.com/cardiovascres/article/119/8/1740/6806206">spojen&#237; vysok&#233;ho obsahu soli v j&#237;dle s v&#253;znamn&#253;m zv&#253;&#353;en&#237;m hladiny stresov&#253;ch hormon&#367;</a> v t&#283;le my&#353;&#237;. O nep&#345;&#237;zniv&#233;m vlivu soli na n&#225;&#353; kardiovaskul&#225;rn&#237; syst&#233;m a ledviny se v&#237; ji&#382; n&#283;jak&#253; ten p&#225;tek, o vlivu soli na na&#353;e chov&#225;n&#237; a du&#353;evn&#237; zdrav&#237; se toho dote&#271; v&#283;d&#283;lo pram&#225;lo. V&#253;sledky my&#353;&#237; studie poukazuj&#237; nejen na zv&#253;&#353;en&#253; stres, ale i na zv&#253;&#353;enou hormon&#225;ln&#237; reakci na stres u my&#353;&#237;, kter&#233; se &#382;ivily &#8220;slanou&#8221; dietou. Vedle stresu nyn&#237; v&#283;dci zkoumaj&#237; i vliv vysok&#233;ho p&#345;&#237;jmu soli na dal&#353;&#237; zm&#283;ny chov&#225;n&#237; v&#269;etn&#283; &#250;zkosti a deprese. A&#269;koli se zat&#237;m jedn&#225; o v&#253;sledky zv&#237;&#345;ec&#237;ch v&#253;zkum&#367;, je dobr&#233; si ud&#283;lat revizi j&#237;deln&#237;&#269;ku a srazit p&#345;&#237;jem soli aspo&#328; na 4 g denn&#283; (&#269;&#237;m m&#237;&#328;, t&#237;m l&#237;p).&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h5><strong>Praktick&#233; rady</strong></h5><p><em><strong>V&#253;&#382;iva jako nejuchopiteln&#283;j&#353;&#237; n&#225;stroj epigenetiky</strong></em> <em>~ T&#225;&#328;a Horynov&#225;</em></p><p>Epigenetika n&#225;m umo&#382;&#328;uje ovlivnit, do jak&#233; m&#237;ry se rozvinou genetick&#233; dispozice k &#8222;rodov&#233;mu&#8221; probl&#233;mu. Nebo-li kdy&#382; m&#283;la babi&#269;ka cukrovku, neznamen&#225; to, &#382;e ji mus&#237;m dostat taky. Takt&#233;&#382; alergie, astma, revmatoidn&#237; artritida &#8212; ano, v&#353;echno m&#367;&#382;e b&#253;t v genech, ale neznamen&#225; to, &#382;e k onemocn&#283;n&#237; dojde.</p><p>Pr&#225;v&#283; v&#253;&#382;iva je podle m&#233;ho n&#225;zoru nej&#250;&#269;inn&#283;j&#353;&#237; n&#225;stroj epigenetiky. Pro&#269;?</p><ul><li><p>j&#237;me a pijeme ka&#382;d&#253; den, a t&#237;m komunikujeme s na&#353;imi bu&#328;kami</p></li><li><p>velkou &#269;&#225;st dal&#353;&#237;ch faktor&#367; prost&#345;ed&#237; nedovedeme do takov&#233; m&#237;ry ovlivnit, jsou h&#367;&#345;e uchopiteln&#233; (viz smogov&#233; situace ka&#382;d&#253; podzim)</p></li><li><p>stres jako epigenetick&#253; faktor je v&#253;razn&#283; ovlivn&#283;n povahou d&#237;t&#283;te (&#269;lov&#283;ka) a ani my sami ho nem&#225;me nikdy zcela pod kontrolou (pokud se nejmenujete Dalajl&#225;ma, pak mo&#382;n&#225;&#8230;)</p></li></ul><p>A bonus na z&#225;v&#283;r: </p><p>V&#253;&#382;ivou do zna&#269;n&#233; m&#237;ry m&#367;&#382;eme geny i vypnout. Nebo p&#345;inejmen&#353;&#237;m v t&#283;le vytvo&#345;it takov&#233; prost&#345;ed&#237;, aby se nemoci neda&#345;ilo a t&#283;lo si s n&#237; dovedlo pomoc&#237; p&#345;irozen&#233; obnovy poradit. U&#382; 6 let jsem toho ka&#382;d&#253; den sv&#283;dkem.&nbsp;</p><p>***</p><p><em><strong>Co maj&#237; spole&#269;n&#233;ho kou&#345;en&#237; a omega-3 mastn&#233; kyseliny?</strong></em><br>Kou&#345;en&#237; a nedostatek omega-3 mastn&#253;ch kyselin ve v&#253;&#382;iv&#283; maj&#237; stejn&#283; silnou moc v&#225;s p&#345;ipravit o &#382;ivot. Zjistila to studie, kter&#225; sledovala 2240 osob 60+ po dobu 11 let.</p><p>Celkov&#283; <a href="https://pubmed.ncbi.nlm.nih.gov/34134132/">studie</a> zkoumala celou &#345;adu biomarker&#367; v&#269;etn&#283; cholesterolu, vysok&#233;ho krevn&#237;ho tlaku, kou&#345;en&#237; a diabetu. Z&#225;rove&#328; m&#283;&#345;ila 28 mastn&#253;ch kyselin v erytrocytech, tzn. v &#269;erven&#253;ch krvink&#225;ch. Tzv. omega-3 index, sou&#269;et EPA+DHA mastn&#253;ch kyselin, je nejspolehliv&#283;j&#353;&#237;m indik&#225;torem mno&#382;stv&#237; protiz&#225;n&#283;tliv&#253;ch omega-3 mastn&#253;ch kyselin v t&#283;le, proto&#382;e toto m&#283;&#345;en&#237; zohled&#328;uje stav a&#382; 4 m&#283;s&#237;ce zp&#225;tky. Nen&#237; tud&#237;&#382; ovlivn&#283;no moment&#225;ln&#237;m v&#253;kyvem ve v&#253;&#382;iv&#283;.&nbsp;</p><p>V dubnu byla tato pr&#225;ce potvrzena podobnou <a href="https://elifesciences.org/articles/90132">studi&#237;</a>, kde se tentokr&#225;t zam&#283;&#345;ili na pom&#283;r z&#225;n&#283;tliv&#253;ch omega-6 mastn&#253;ch kyselin ku protiz&#225;n&#283;tliv&#253;m omega-3 mastn&#253;m kyselin&#225;m.&nbsp;</p><p>Po dobu 12,7 let bylo sledov&#225;no celkem 85 425 lid&#237; ve v&#283;ku&nbsp; od 40 do 69 let. Autory zaj&#237;mala celkov&#225; &#250;mrtnost, &#250;mrt&#237; na kardiovaskul&#225;rn&#237; onemocn&#283;n&#237; a na jak&#253;koliv druh rakoviny.&nbsp;</p><p>Studia potvrdila silnou souvislost mezi pom&#283;rem omega-6/omega-3 mastn&#253;ch kyselin a rizikem &#250;mrtnosti ze v&#353;ech p&#345;&#237;&#269;in, na rakovinu i na srde&#269;n&#283;-c&#233;vn&#237; onemocn&#283;n&#237;. Omega-3 m&#283;ly siln&#283;j&#353;&#237; vliv ne&#382; pom&#283;rn&#253; ukazatel.</p><p>Co z toho vypl&#253;v&#225;?&nbsp;Za prv&#233;, kdo ma&#382;e, ten jede. Ale mus&#237;te mazat t&#237;m spr&#225;vn&#253;m tukem! A za druh&#233;: Dvakr&#225;t m&#283;&#345;, jednou &#345;e&#382;. Tak&#382;e zm&#283;&#345;te si to. Spr&#225;vn&#225; &#269;&#237;sla znamenaj&#237; zdrav&#233; dny, m&#283;s&#237;ce a roky, kter&#233; m&#225;te p&#345;ed sebou.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>St&#345;&#237;pky pozn&#225;mek</h3><p>&#9749;&#65039; P&#345;em&#253;&#353;leli jste n&#283;kdy nad t&#237;m, jestli se kofein a ml&#233;ko v k&#225;v&#283; vz&#225;jemn&#283; ovliv&#328;uj&#237;? V&#283;dci ano, a do&#353;li k tomu, &#382;e si <a href="https://pubs.acs.org/doi/10.1021/acsfoodscitech.4c00070">oproti p&#367;vodn&#237;m p&#345;edpoklad&#367;m ml&#233;&#269;n&#233; b&#237;lkoviny v k&#225;v&#283; uchov&#225;vaj&#237; svou strukturu a nemaj&#237; vliv na vst&#345;eb&#225;v&#225;n&#237; kofeinu v na&#353;em t&#283;le</a>. Kdy&#382; u&#382; jsme u t&#233; k&#225;vy &#8212; &#382;e se jedn&#225; o psychoaktivn&#237; l&#225;tku v&#225;s z&#345;ejm&#283; nep&#345;ekvap&#237;, ale tu&#353;ili jste, &#382;e <a href="https://www.nature.com/articles/s41386-024-01870-x">sklon k pit&#237; k&#225;vy je d&#283;di&#269;n&#253;</a>? Existuj&#237; geny, kter&#233; souvis&#237; s pop&#237;jen&#237;m mnoh&#253;mi milovan&#233;ho n&#225;poje barvy p&#367;lno&#269;n&#237; &#269;erni a ovliv&#328;uj&#237; v jak&#233; m&#237;&#345;e ho budeme p&#237;t. Jak se ve v&#225;s tyto geny nakombinuj&#237; z&#225;le&#382;&#237; na tom, jakou genetickou v&#253;bavu od rodi&#269;&#367; dostanete. Ot&#225;zka vlivu k&#225;vy na na&#353;e zdrav&#237; je zapeklit&#225;, v&#253;sledky americk&#253;ch v&#253;zkum&#367; a britsk&#253;ch v&#253;zkum&#367; jsou nesourod&#233; (mimojin&#233; kv&#367;li p&#345;&#237;li&#353; velk&#253;m rozd&#237;l&#367;m ve stylu sb&#283;ru dat)&nbsp;a v&#283;dci se tak mus&#237; do t&#233;to problematiky pono&#345;it je&#353;t&#283; hloub&#283;ji.&nbsp;</p><p>*</p><p>&#128182; &nbsp;Pou&#382;&#237;v&#225;te p&#345;i platb&#225;ch hotovost nebo plat&#237;te rad&#353;i kartou? A&#269;koli karta je pro &#345;adu lid&#237; pohodln&#283;j&#353;&#237;, <a href="https://www.sciencedirect.com/science/article/pii/S0022435924000216?via%3Dihub">hotovost na druhou stranu &#353;et&#345;&#237; rodinn&#253; rozpo&#269;et</a>. Co to? Inu, p&#345;i platb&#283; v hotovosti, kdy se osobn&#283; lou&#269;&#237;te s konkr&#233;tn&#237;mi bankovkami a m&#225;v&#225;te jim na rozlou&#269;enou, utrat&#237;te m&#233;n&#283;, ne&#382; p&#345;i fofr platb&#283; virtu&#225;ln&#237;mi pen&#283;zi na kart&#283;. Platba kartou je tak v kone&#269;n&#233;m d&#367;sledku dra&#382;&#353;&#237; a p&#345;ehled o tom, kolik st&#225;ly ty nov&#233; boti&#269;ky nebo ryb&#225;&#345;sk&#253; prut, se rychle ztrat&#237;. Pamatujte na to a&#382; budete st&#225;t p&#345;&#237;&#353;t&#283; u pokladny. Nen&#237; to marn&#233;, dr&#382;et pen&#237;ze v ruce a uv&#283;domit si, kolik jich z pen&#283;&#382;enky vlastn&#283; vyndav&#225;te.</p><p>*</p><p>&#129515; V&#283;dc&#367;m se poda&#345;ilo objevit cestu, jak <a href="https://www.nature.com/articles/s41586-024-07478-x">zlep&#353;it schopnost sebeobnovy a mno&#382;en&#237; kmenov&#253;ch bun&#283;k v laboratorn&#237;ch podm&#237;nk&#225;ch</a> a podpo&#345;it jejich p&#345;e&#382;it&#237; a &#250;&#269;inn&#233; fungov&#225;n&#237; po transplantaci. Poda&#345;&#237;-li se jejich v&#253;sledky (zat&#237;m prok&#225;zan&#233; pouze na my&#353;&#237;m modelu) uv&#233;st do praxe, pom&#367;&#382;e to k v&#283;t&#353;&#237; dostupnosti a efektivit&#283; kmenov&#253;ch bun&#283;k pro transplantace nap&#345;. pacient&#367;m s leuk&#233;mi&#237;.&nbsp;</p><p>*</p><p>&#129300; Jak jste na tom s pl&#225;nov&#225;n&#237;m? Mezin&#225;rodn&#237; studie, kter&#225; spat&#345;ila sv&#283;tlo sv&#283;ta, kone&#269;n&#283; odhaluje <a href="https://www.nature.com/articles/s41593-024-01675-7#Sec8">tajemstv&#237; nervov&#253;ch mechanism&#367; pou&#382;&#237;van&#253;ch p&#345;i rozhodovac&#237;m procesu</a>. Podle sesb&#237;ran&#253;ch dat se zd&#225;, &#382;e p&#345;i pl&#225;nov&#225;n&#237; doch&#225;z&#237; ke komunikaci mezi prefront&#225;ln&#237; k&#367;rou (funguje jako &#8220;simul&#225;tor&#8221; mo&#382;n&#253;ch budouc&#237;ch krok&#367;) a hipokampem (funguje jako skladi&#353;t&#283; vzpom&#237;nek a nasb&#237;ran&#253;ch zku&#353;enost&#237;). Zat&#237;mco prefront&#225;ln&#237; k&#367;ra n&#225;m v hlav&#283; jako v kin&#283; pou&#353;t&#237; s&#233;rii mo&#382;n&#253;ch budoucnost&#237;, hipokampus sed&#237; s laptopem v prvn&#237; &#345;ad&#283;, p&#345;ehr&#225;v&#225; si na n&#283;m sesb&#237;ran&#233; zku&#353;enosti a hodnot&#237; mo&#382;n&#233; n&#225;sledky rozhodnut&#237; navrhovan&#253;ch prefront&#225;ln&#237; k&#367;rou. </p><p>Z v&#253;sledk&#367; v&#253;zkumu by mohli &#269;asem t&#283;&#382;it lid&#233; trp&#237;c&#237; poruchami spojen&#253;mi s naru&#353;en&#237;m jejich rozhodovac&#237;ch schopnost&#237;.</p><p>*</p><p>&#129496;&#8205;&#9792;&#65039; V posledn&#237;ch letech jsou &#269;&#237;m d&#225;l v&#237;ce na vzestupu meditativn&#237; praktiky od j&#243;gy, p&#345;es cvi&#269;en&#237; mindfulness a&#382; po pr&#225;ci s dechem a mnoh&#233; dal&#353;&#237;. Dle v&#253;sledk&#367; Massachusettsk&#233; studie jsou s nimi b&#283;&#382;n&#283; spojen&#233; <a href="https://link.springer.com/article/10.1007/s12671-024-02356-z">zm&#283;n&#283;n&#233; stavy v&#283;dom&#237;, kter&#233; m&#237;vaj&#237; a&#382; transformativn&#237; charakter</a>. Pat&#345;&#237; mezi n&#283; nap&#345;&#237;klad pocit odtr&#382;en&#237; od reality, extatick&#233; vzru&#353;en&#237;, z&#225;plava tepla &#269;i elektrizuj&#237;c&#237; pocity.&nbsp;</p><p>Krom&#283; pozitivn&#237;ch pro&#382;itk&#367; zlep&#353;uj&#237;c&#237;ch psychickou pohodu mohou ale lid&#233; vz&#225;cn&#283; za&#382;&#237;vat i negativn&#237; stavy spojen&#233; s bolest&#237; a utrpen&#237;m. Nena&#353;t&#283;st&#237; jsou nedostate&#269;n&#283; klinicky podchyceny, b&#283;&#382;n&#237; l&#233;ka&#345;i s nimi mnohdy neum&#237; pracovat a posti&#382;en&#237; lid&#233; si &#269;astokr&#225;t ani k odborn&#237;k&#367;m nejdou pro pomoc. Auto&#345;i studie proto vyb&#237;zej&#237; k v&#283;t&#353;&#237; informovanosti, podpo&#345;e a za&#269;len&#283;n&#237; meditativn&#237;ch praktik mezi terapeutick&#233; metody vedle psychoterapie a farmakoterapie. Z&#225;rove&#328; vyzdvihuj&#237; i d&#367;le&#382;itost informov&#225;n&#237; praktikuj&#237;c&#237;ch o mo&#382;n&#253;ch rizic&#237;ch spojen&#253;ch se zm&#283;n&#283;n&#253;mi stavy v&#283;dom&#237; jejich lektorem. </p><p>Meditujete? Pracujete s dechem? Nebo snad cvi&#269;&#237;te j&#243;gu? Ne? Zkuste to. Ve sv&#283;t&#283; pln&#233;m stresu a p&#345;et&#237;&#382;en&#237; jsou to klidn&#237;c&#237; metody k nezaplacen&#237;. Kam se hrabou tablety.</p><p>*</p><p>&#128028; Mravenci. Bl&#237;zc&#237; p&#345;&#225;tel&#233; v&#353;ech, co nebydl&#237; p&#225;r pater nad zem&#237; (a i tam se kolikr&#225;t dok&#225;&#382;&#237; tihle mal&#237; zlo&#345;&#225;di dostat). P&#345;esto&#382;e jim ob&#269;as nem&#367;&#382;eme p&#345;ij&#237;t na jm&#233;no, jsou to podivuhodn&#237; tvore&#269;kov&#233;. Na severov&#253;chod&#283; Indie ve st&#225;te&#269;ku <a href="https://cs.wikipedia.org/wiki/Arun%C3%A1%C4%8Dalprad%C3%A9%C5%A1">Arun&#225;&#269;alprad&#233;&#353;</a> byl objeven <a href="https://zookeys.pensoft.net/article/114168/">nov&#253; druh mravence</a>. Od ostatn&#237;ch ho rozpoznaj&#237; i nemravencologov&#233;. Je toti&#382; kovov&#283; modr&#253; a podle t&#233;to barvy dostal i jm&#233;no &#8212; <em>Paraparatrechina neela</em> (<em>neela</em> = modr&#253;). Dor&#367;st&#225; velikosti m&#233;n&#283; ne&#382; 2 mm a roz&#353;&#237;&#345;il &#345;ady 16 724 zn&#225;m&#253;ch druh&#367; a poddruh&#367; mravenc&#367;. Nen&#237; jich m&#225;lo, co&#382;?</p><p>*</p><p>&#128704; Anglick&#233; l&#225;ze&#328;sk&#233; m&#283;ste&#269;ko Bath je zn&#225;mo mimojin&#233; pro sv&#233; &#345;&#237;msk&#233; l&#225;zn&#283;, kam se ro&#269;n&#283; vyprav&#237; tis&#237;ce a tis&#237;ce n&#225;v&#353;t&#283;vn&#237;k&#367;. Blahod&#225;rn&#253;ch &#250;&#269;ink&#367; tamn&#237;ch hork&#253;ch pramen&#367; lid&#233; vyu&#382;&#237;vaj&#237; p&#345;es dva tis&#237;ce let a zd&#225; se, &#382;e i p&#345;esto n&#225;s dok&#225;&#382;&#237; po t&#233; dlouh&#233; dob&#283; n&#283;&#269;&#237;m p&#345;ekvapit. V&#283;dci v nich objevili <a href="https://www.sciencedirect.com/science/article/pii/S2950194624000426?via%3Dihub">rozmanitou mikrobi&#225;ln&#237; populaci &#269;&#237;taj&#237;c&#237; p&#345;es 300 druh&#367; bakteri&#237;</a>, z nich&#382; 15 druh&#367; p&#367;sob&#237; v r&#367;zn&#233; m&#237;&#345;e proti lidsk&#253;m patogen&#367;m v&#269;etn&#283; <em>Escherichie coli</em>, <em>Staphylococca aurea</em> a <em>Shigelly flexneri</em>. Tento objev by mohl m&#237;t obrovsk&#253; v&#253;znam pro celosv&#283;tov&#253; boj s bakteri&#225;ln&#237; rezistenc&#237; v&#367;&#269;i b&#283;&#382;n&#283; u&#382;&#237;van&#253;m antibiotik&#367;m. V&#253;zkumy pokra&#269;uj&#237; a v&#283;dci doufaj&#237;, &#382;e budou moci nalezen&#233; mikroorganismy v budoucnu vyu&#382;&#237;t v boji proti z&#225;ke&#345;n&#253;m infekc&#237;m po cel&#233;m sv&#283;t&#283;.</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><p></p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v&nbsp;textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m</p><p>&#127912; <em><strong><a href="https://belandy.art/kreativni-dilna/">Kreativn&#237; d&#237;lna</a></strong></em> &#8211; tvo&#345;&#237;m ilustrace a akvarelovou kr&#225;su ko&#345;en&#283;nou tu&#353;&#237;</p><p>&#127759; <em><strong><a href="https://belandy.art/svety-v-nas/">Sv&#283;ty v n&#225;s</a></strong></em> &#8211; u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch na&#353;eho imunitn&#237;ho syst&#233;mu</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> &#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k&nbsp;n&#283;mu.</p><p>&#128251; <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a></strong></em> &#8211; vypr&#225;v&#237;me spolu s dal&#353;&#237;mi tv&#367;rci sv&#233; p&#345;&#237;b&#283;hy sv&#283;tu.</p><p>&#129498;&#8205;&#9792;&#65039; <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; st&#345;e&#382;&#237;m prostor pro nevid&#283;n&#233; tv&#367;rce a pom&#225;h&#225;m jim b&#253;t sly&#353;et.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> &#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 5/24 - O ztrátě poznání]]></title><description><![CDATA[A&#269;koli slunce si hraje s mraky na schov&#225;vanou, po&#345;&#225;d se kolem n&#225;s dr&#382;&#237; sv&#283;tlo. Tak si posv&#237;t&#237;me na dal&#353;&#237; chmurn&#233; t&#233;ma t&#253;kaj&#237;c&#237; se mysli, vzpom&#237;nek a zapomn&#283;n&#237;.]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-524-o-ztrate-poznani</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-524-o-ztrate-poznani</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Fri, 31 May 2024 20:04:59 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!CWDi!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F410b1bef-099f-4d5d-a992-ffbf8533c809_8627x7166.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Dumala jsem nad t&#237;m, kter&#233; o&#382;ehav&#233; t&#233;ma tentokr&#225;te vyt&#225;hnu ze &#353;upl&#237;ku, proto&#382;e jich tu m&#225;m v z&#225;loze v&#237;ce. Nakonec jsem se v kv&#283;tnov&#233;m psan&#237; pono&#345;ila do problematiky Alzheimerovy choroby a neurodegenerativn&#237;ch onemocn&#283;n&#237; &#8212; prvn&#237;ho t&#233;matu &#8220;na objedn&#225;vku&#8221; od kamar&#225;da, jeho&#382; rodiny se dot&#253;k&#225;. Domn&#237;v&#225;m se, &#382;e tato nemoc vstoupila do &#382;ivota i mnoh&#253;m z v&#225;s a je t&#345;eba se o n&#237; hlasit&#283;ji bavit a nezav&#237;rat p&#345;ed n&#237; o&#269;i. </p><p>S Alzheimerovou chorobou jsem se setkala v ran&#233;m d&#283;tstv&#237; u &#382;eny m&#233;ho prastr&#253;ce, a pozd&#283;ji v dosp&#237;v&#225;n&#237; jsem se d&#237;vala, jak se ztr&#225;c&#237; moje babi&#269;ka pod t&#237;hou sta&#345;eck&#233; demence. Ze sebev&#283;dom&#253;ch a siln&#253;ch lid&#237; dok&#225;&#382;&#237; tyto stavy r&#225;zem ud&#283;lat bezmocn&#233; starce a sta&#345;enky a dosud nen&#237; &#382;&#225;dn&#225; spolehliv&#225; l&#233;&#269;ba, kter&#225; by um&#283;la pomoci. </p><p>A co to vlastn&#283; ta Alzheimerova choroba je? Jedn&#225; se o devastuj&#237;c&#237; neurodegenerativn&#237; onemocn&#283;n&#237;, jeho&#382; charakteristick&#253;m rysem je hromad&#283;n&#237; amyloidn&#237;ch plak&#367; v mozku. Po&#353;kozen&#237; se postupem &#269;asu roz&#353;i&#345;uje, naru&#353;uje pam&#283;&#357; a pozn&#225;vac&#237; schopnosti, &#269;lov&#283;k p&#345;ed o&#269;ima uvad&#225;, p&#345;est&#225;v&#225; b&#253;t schopen zvl&#225;dat ka&#382;dodenn&#237; &#269;innosti a st&#225;v&#225; se pln&#283; z&#225;visl&#253;m na pomoci ostatn&#237;ch. </p><p>Na v&#253;voj efektivn&#237; l&#233;&#269;by zam&#283;&#345;uj&#237; v&#283;dci z cel&#233;ho sv&#283;ta. Pozitivn&#237; je, &#382;e se jim to da&#345;&#237; a v ohni maj&#237; nejedno &#382;el&#237;zko, kter&#233; m&#367;&#382;e posunout l&#233;&#269;bu, diagnostiku ale i prevenci rozvoje symptomatick&#233; f&#225;ze nemoci o velk&#253; kus d&#225;l.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, 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/__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!Ckeu!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/cb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><p><em><strong>Pokroky v diagnostice aneb v&#237;me st&#225;le v&#237;c a v&#237;c</strong></em></p><p>Spojen&#237; s Alzheimerovou chorobou a genetick&#253;mi odchylkami m&#225; na stole &#345;ada sv&#283;tov&#253;ch laborato&#345;&#237;. V jedn&#233; z nich se zam&#283;&#345;ili na v&#253;zkum <strong><a href="https://academic.oup.com/sleep/article/41/7/zsy103/5049081">odchylky v genu pro melatoninov&#253; receptor</a></strong> a jej&#237; vliv na zv&#253;&#353;en&#237; rizika vzniku Alzheimerovy choroby. Tato genetick&#225; odchylka z&#225;rove&#328; souvis&#237; i se sn&#237;&#382;enou toleranc&#237; pro pr&#225;ci na sm&#283;ny a s t&#237;m spojenou &#250;navou. Uvol&#328;ov&#225;n&#237; melatoninu je toti&#382; &#345;&#237;zeno cirkadi&#225;nn&#237;mi rytmy a jsou-li naru&#353;eny, ovliv&#328;uje to kvalitu na&#353;eho sp&#225;nku. V&#283;dci se domn&#237;vaj&#237;, &#382;e zm&#237;n&#283;n&#225; genetick&#225; predispozice v kombinaci s &#382;ivotn&#237;m stylem naru&#353;uj&#237;c&#237;m cirkadi&#225;nn&#237; rytmy&nbsp; &#269;lov&#283;ka m&#367;&#382;e ve st&#225;&#345;&#237; v&#233;st ke zv&#253;&#353;en&#233;mu riziku vzniku Alzheimerovy choroby. Jedn&#237;m dechem ale dod&#225;vaj&#237;, &#382;e to neznamen&#225;, &#382;e by pr&#225;ce na sm&#283;ny byla p&#345;&#237;mo predispozic&#237; k onemocn&#283;n&#237;. Je mo&#382;n&#233;, &#382;e naru&#353;en&#237; mozkov&#253;ch funkc&#237; souvisej&#237;c&#237; s Alzheimerovou chorobou m&#367;&#382;e zhor&#353;ovat schopnost vyrovnat se s prac&#237; na sm&#283;ny des&#237;tky let p&#345;edt&#237;m, ne&#382; choroba propukne. Popsan&#225; genetick&#225; odchylka zat&#237;m nelze vyu&#382;&#237;t pro diagnostiku, ale p&#345;edstavuje d&#367;le&#382;it&#253; d&#237;lek slo&#382;it&#233; skl&#225;da&#269;ky, v n&#237;&#382; m&#225;me zat&#237;m jen velmi nejasnou p&#345;edstavu fin&#225;ln&#237;ho obrazu, je&#382; je skl&#225;d&#225;n.&nbsp;</p><p>***</p><p>Pr&#367;b&#283;h Alzheimerovy choroby se &#269;lov&#283;k od &#269;lov&#283;ka li&#353;&#237;, a to, jak rychle pacienti proch&#225;zej&#237; jej&#237;mi jednotliv&#253;mi f&#225;zemi je velice individu&#225;ln&#237;. V&#283;dc&#367;m se ale poda&#345;ilo vytvo&#345;it <strong><a href="https://academic.oup.com/sleep/article/41/7/zsy103/5049081">nov&#253; diagnostick&#253; model, kter&#253; pom&#225;h&#225; ur&#269;it, v jak&#233;m st&#225;diu nemoci se pacient zrovna nach&#225;z&#237; a p&#345;edv&#237;dat dal&#353;&#237; tempo a postup nemoci</a></strong>. Krom&#283; diagnostiky Alzheimerovy nemoci lze model vyu&#382;&#237;t i pro sledov&#225;n&#237; klinick&#233;ho v&#253;voje nap&#345;. Parkinsonovy, Huntingtonovy nebo Creutzfeldt-Jakobovy choroby.</p><p>Mimoto se poda&#345;ilo vyvinou i <strong><a href="https://www.nature.com/articles/s41467-022-35278-2">mimo&#345;&#225;dn&#283; citliv&#253; biosenzor vhodn&#253; ke screeningu Alzheimerovy choroby a dal&#353;&#237;ch onemocn&#283;n&#237;</a></strong>. Senzor je schopen v krvi zachytit mali&#269;kou molekulu zapojenou v z&#225;n&#283;tliv&#233; reakci organismu (tzv. TNF-&#945;). Jej&#237; abnorm&#225;ln&#237; hladina v t&#283;le je spojena s &#345;adou chorob v&#269;etn&#283; chorob neurologick&#253;ch, kardiovaskul&#225;rn&#237;ch nebo autoimunitn&#237;ch. Biosenzor nyn&#237; m&#237;&#345;&#237; do klinick&#253;ch studi&#237; a jeho auto&#345;i z&#225;rove&#328; podali patentovou p&#345;ihl&#225;&#353;ku.</p><p>Mezi dal&#353;&#237; molekuly, kter&#233; mohou b&#253;t vyu&#382;ity pro diagnostiku Alzheimerovy choroby, pat&#345;&#237; tzv. brain-derived tau (BD-tau). Je <strong><a href="https://academic.oup.com/brain/article/146/3/1152/6960988">specifick&#225; pro neurodegenerativn&#237; procesy spojen&#233; s Alzheimerovou chorobou</a></strong>. V&#283;dci zab&#253;vaj&#237;c&#237; se jej&#237;m v&#253;zkumem navrhli speci&#225;ln&#237; protil&#225;tku schopnou zachytit BD-tau v krvi pacienta. Zat&#237;m svou metodu testuj&#237; a klinicky ov&#283;&#345;uj&#237;.</p><p>A u test&#367; je&#353;t&#283; chvilku z&#367;staneme. V&#253;zkumn&#253; t&#253;m z Washingtonsk&#233; univerzity dok&#225;zal vyvinout test <strong><a href="https://www.pnas.org/doi/10.1073/pnas.2213157119">zachycuj&#237;c&#237; mal&#233; shluky abnorm&#225;ln&#237;ch molekul amyloidu beta v krvi roky p&#345;ed n&#225;stupem prvn&#237;ch p&#345;&#237;znak&#367;</a></strong> Alzheimerovy nemoci. Prvn&#237; &#8220;sign&#225;ly&#8221; po&#269;&#237;naj&#237;c&#237; nemoci se v t&#283;le objevuj&#237; i deset let p&#345;ed jej&#237;m propuknut&#237;m, jak popsalo ji&#382; n&#283;kolik studi&#237;. Tato studie p&#345;in&#225;&#353;&#237; potenci&#225;ln&#237; diagnostickou metodu k jejich v&#269;asn&#233;mu zachycen&#237; a t&#237;m p&#225;dem i &#250;&#269;inn&#283;j&#353;&#237; l&#233;&#269;b&#283;. Nav&#237;c je tato metoda modifikovateln&#225; i pro dal&#353;&#237; onemocn&#283;n&#237;, je&#382; jsou prov&#225;zena &#353;patn&#283; seskl&#225;dan&#253;mi molekulami b&#237;lkovin (nap&#345;. Parkinsonova choroba nebo diabetes 2. typu).</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!vRH3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!vRH3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>Mikrobi a infekce</strong></em></p><p>Mysleli jste si, &#382;e jen geny &#8220;v hlav&#283;&#8221; jsou podvratn&#253;mi &#382;ivly? Tak to v&#225;s mo&#382;n&#225; p&#345;ekvap&#237;m pohledem na opa&#269;nou stranu. Anebo taky ne. O ose mozek-st&#345;evo se toho v posledn&#237;ch letech namluvilo a napsalo ji&#382; hodn&#283;. Souvislost mezi poruchami st&#345;evn&#237;ho traktu a Alzheimerovou chorobou byla pops&#225;na p&#345;ed n&#283;jak&#253;m t&#237;m p&#225;tkem, ale a&#382; doned&#225;vna se nev&#283;d&#283;lo, co za t&#237;m v&#283;z&#237;. Dle v&#283;dc&#367; <strong><a href="https://www.nature.com/articles/s42003-022-03607-2">sd&#237;l&#237; oba typy onemocn&#283;n&#237; spole&#269;n&#233; geny a pokou&#353;&#237; se nyn&#237; popsat nov&#233; terapeutick&#233; c&#237;le pro l&#233;&#269;bu&nbsp; dan&#253;ch nemoc&#237;</a></strong>. Nelze &#345;&#237;ct, &#382;e by jedna nemoc zp&#367;sobovala tu druhou, sp&#237;&#353;e sd&#237;l&#237; spole&#269;n&#253; z&#225;klad z n&#283;ho&#382; ob&#283; vych&#225;zej&#237;. P&#345;ekvapiv&#233; zji&#353;t&#283;n&#237; bylo i to, &#382;e na v&#253;voj Alzheimerovy choroby a st&#345;evn&#237;ch poruch m&#225; vliv i abnorm&#225;ln&#237; hladina cholesterolu v krvi, tak&#382;e by jednou z mo&#382;n&#253;ch budouc&#237;ch l&#233;&#269;ebn&#253;ch cest mohla b&#253;t i dieta.</p><p>***</p><p>U st&#345;ev a jejich spojen&#237; s mozkem je&#353;t&#283; chv&#237;li z&#367;staneme. Tentokr&#225;te se ale pod&#237;v&#225;me na jejich osadn&#237;ky. St&#345;evn&#237; bakterie maj&#237; o&#269;ividn&#283; hodn&#283; co &#345;&#237;ci jak v souvislosti se z&#225;n&#283;tem ve st&#345;evech, tak se zm&#283;nami v mozku vedouc&#237;mi k Alzheimerov&#283; chorob&#283;. Dokonce se dle v&#253;sledk&#367; zv&#237;&#345;ec&#237;ch v&#253;zkum&#367; <strong><a href="https://academic.oup.com/brain/article/146/12/4916/7308687">m&#367;&#382;e Alzheimerova choroba p&#345;en&#233;st prost&#345;ednictv&#237;m st&#345;evn&#237; mikrobioty z nemocn&#233;ho na zdrav&#233;ho jedince</a></strong>. Testovan&#225; zv&#237;&#345;ata, kter&#253;m byla p&#345;enesena mikrobiota od pacient&#367; trp&#237;c&#237;ch Alzheimerovou chorobou, vykazovala v mozku men&#353;&#237; tvorbu nov&#253;ch nervov&#253;ch bun&#283;k a zhor&#353;enou pam&#283;&#357;. Hlub&#353;&#237; pochopen&#237; toho, jakou roli m&#225; st&#345;evn&#237; mikrobiota v pr&#367;b&#283;hu ran&#233; f&#225;ze demence, je tedy kl&#237;&#269;ov&#233; pro v&#253;voj nov&#253;ch terapi&#237; v budoucnosti.&nbsp;</p><p>***</p><p>Od st&#345;ev se posu&#328;me k &#382;aludku. Co tam? A&#269;koli jeho prost&#345;ed&#237; &#382;ivotu moc nep&#345;eje, p&#345;eci jen byste tam mohli ob&#269;as naj&#237;t jednoho nezvan&#233;ho hosta. Infekce bakteri&#237; <em>Helicobacter pylori</em> m&#367;&#382;e sice prob&#237;hat bezp&#345;&#237;znakov&#283;, ale dok&#225;&#382;e nap&#225;chat i rozs&#225;hl&#233; &#353;kody od z&#225;n&#283;tu &#382;aludku po jeho rakovinu. Ba co v&#237;c. Um&#237; proniknout i do centr&#225;ln&#237;ho nervov&#233;ho syst&#233;mu a dok&#225;&#382;e proniknout a&#382; do mozku. Tam trop&#237; r&#367;zn&#225; po&#353;kozen&#237; a ni&#269;&#237; nervov&#233; bu&#328;ky. To samo o sob&#283; m&#367;&#382;e zvy&#353;ovat riziko n&#225;sledn&#233;ho vzniku Alzheimerovy choroby, ale nezapome&#328;te je&#353;t&#283; na ten po&#353;kozen&#253; &#382;aludek &#8212; v z&#225;vislosti na charakteru &#353;kod je mo&#382;n&#233;, &#382;e nebude schopen vst&#345;eb&#225;vat v dostate&#269;n&#233; m&#237;&#345;e vitamin B12 &#269;i &#382;elezo, co&#382; je&#353;t&#283; v&#237;ce zvy&#353;uje riziko vzniku demence. Suma sum&#225;rum, <strong><a href="https://alz-journals.onlinelibrary.wiley.com/doi/10.1002/alz.13561">infekce </a></strong><em><strong><a href="https://alz-journals.onlinelibrary.wiley.com/doi/10.1002/alz.13561">Helicobacter pylori</a></strong></em><strong><a href="https://alz-journals.onlinelibrary.wiley.com/doi/10.1002/alz.13561"> by mohla b&#253;t ovlivniteln&#253;m rizikov&#253;m faktorem Alzheimerovy choroby</a></strong>. Tak&#382;e hur&#225; do velk&#253;ch studi&#237;, kter&#233; uk&#225;&#382;ou, jak moc likvidace tohoto mikroba pom&#367;&#382;e v boji proti neurodegenerativn&#237;m onemocn&#283;n&#237;m.</p><p>***</p><p>A od &#382;aludku zp&#283;t do hlavy. Jm&#233;no <em>Candida albicans</em> v&#225;m mo&#382;n&#225; n&#283;co &#345;&#237;k&#225; &#8212; je to druh kvasinky, kter&#225; m&#225; prsty v nehezk&#253;ch infekc&#237;ch v &#250;stn&#237; dutin&#283; a urogenit&#225;ln&#237;m traktu. A nejen to. Um&#237; se propl&#237;&#382;it d&#237;ky arzen&#225;lu enzym&#367; skrze hematoencefalickou bari&#233;ru do mozku, kde <strong><a href="https://linkinghub.elsevier.com/retrieve/pii/S2211124723012524">vytv&#225;&#345;&#237; molekuly podobn&#233; toxick&#253;m molekul&#225;m pova&#382;ovan&#253;m za &#250;st&#345;edn&#237; faktor vzniku Alzheimerovy choroby</a></strong>. Ji&#382; d&#345;&#237;ve byly houbov&#233; infekce mozku spojov&#225;ny s neurodegenerativn&#237;mi onemocn&#283;n&#237;mi a byly zji&#353;t&#283;ny i v mozc&#237;ch lid&#237; zem&#345;el&#253;ch na Alzheimerovu chorobu. Publikovn&#233; v&#253;sledky ukazuj&#237;, &#382;e patologick&#233; molekuly nevznikaj&#237; jen vnit&#345;n&#283; v na&#353;em mozku, ale mohou b&#253;t vytvo&#345;eny i vn&#283;j&#353;&#237; infekc&#237; zp&#367;sobenou Candidou albicans. A dal&#353;&#237; d&#237;lek skl&#225;da&#269;ky t&#237;m zapadl na sv&#233; m&#237;sto. Co z toho v&#353;eho bude? Snad v brzku &#250;&#269;inn&#225; l&#233;&#269;ba.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!wAc_!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!wAc_!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>Zaj&#237;mav&#233; souvislosti a perli&#269;ky k zamy&#353;len&#237;</strong></em></p><p>Je zn&#225;mo, &#382;e Alzheimerova choroba &#269;ast&#283;ji sed&#225; na &#382;eny ne&#382; na mu&#382;e, m&#225; u nich v&#225;&#382;n&#283;j&#353;&#237; a rychlej&#353;&#237; pr&#367;b&#283;h a doch&#225;z&#237; u nich k prud&#353;&#237;mu poklesu pozn&#225;vac&#237;ch schopnost&#237;. <strong><a href="https://alz-journals.onlinelibrary.wiley.com/doi/10.1002/alz.13481">V&#253;znamnou roli v patologii hraj&#237; pohlavn&#237; hormony</a></strong>. Zejm&#233;na &#382;ensk&#253; pohlavn&#237; hormon estradiol. V&#253;zkum na my&#353;&#237;ch uk&#225;zal, &#382;e chemick&#233; procesy &#345;&#237;d&#237;c&#237; vznik beta amyloidu v sam&#269;&#237;ch a sami&#269;&#237;ch mozc&#237;ch jsou r&#367;zn&#233;. Proto taky z&#345;ejm&#283; &#382;eny a mu&#382;i reaguj&#237; na l&#233;ky odli&#353;n&#283;. Auto&#345;i studie se pono&#345;ili do dal&#353;&#237;ch b&#225;d&#225;n&#237;, jejich&#382; v&#253;sledky by m&#283;ly pomoci vylep&#353;it dosavadn&#237; terapii Alzheimerovy choroby s ohledem na pohlav&#237; pacient&#367;.</p><p>****</p><p>Jak jste na tom s dopl&#328;ky stravy? Zobete multivitaminy &#269;i m&#225;te na poli&#269;ce baterii jednotliv&#253;ch vitamin&#367;, kter&#233; si skl&#225;d&#225;te do ruky, jak je pot&#345;eba? Nebo holdujete nepilulkov&#233;mu &#382;ivotu s t&#237;m, &#382;e to v&#353;e vysk&#225;d&#225;te zdravou stravou? Bu&#271; jak bu&#271;, vitaminy jsou pot&#345;eba, na tom se shodneme v&#353;ichni. V&#283;dci na&#357;ukli multivitamin&#243;v&#233; t&#233;ma ve studii zab&#253;vaj&#237;c&#237; se <strong><a href="https://alz-journals.onlinelibrary.wiley.com/doi/10.1002/alz.12767">vlivem vitamin&#367; na kognitivn&#237; funkce mozku</a></strong>. A&#269;koli je dle jejich n&#225;zoru brzy d&#283;lat z&#225;v&#283;ry a je pot&#345;eba toto t&#233;ma proprat d&#367;kladn&#283;ji, jejich dosavadn&#237; v&#253;sledky ukazuj&#237; na 60% zpomalen&#237; poklesu pozn&#225;vac&#237;ch schopnost&#237; star&#353;&#237;ch dosp&#283;l&#253;ch, kte&#345;&#237; t&#345;i roky zobali ka&#382;d&#253; den multivitaminov&#233; dopl&#328;ky stravy. Pozitivn&#237; efekt byl je&#353;t&#283; v&#253;razn&#283;j&#353;&#237; u lid&#237; s kardiovaskul&#225;rn&#237;mi probl&#233;my &#8212; tedy t&#283;ch, kte&#345;&#237; jsou vystaveni zv&#253;&#353;en&#233;mu riziku zhor&#353;ov&#225;n&#237; pozn&#225;vac&#237;ch schopnost&#237; s nar&#367;staj&#237;c&#237;m v&#283;kem.&nbsp;&nbsp;&nbsp;</p><p>***</p><p>Tu&#353;ili jste, &#382;e na <strong><a href="https://alz-journals.onlinelibrary.wiley.com/doi/10.1002/alz.13523">v&#253;voj neurodegenerativn&#237;ch chorob m&#225; vliv i osobnost &#269;lov&#283;ka</a></strong>? Sv&#283;domitost a pozitivnost je spojena s v&#253;vojem demence m&#233;n&#283; ne&#382; neurotismus a negativismus. Pozor &#8212; nesouvis&#237; to s patologick&#253;m n&#225;lezem v mozku po smrti, ale sp&#237;&#353;e s t&#237;m, jak se pacienti s dan&#253;mi chorobami &#8220;perou&#8221;. Krom&#283; toho, &#382;e sv&#283;domit&#237; lid&#233; t&#237;hnou k lep&#353;&#237;mu stravov&#225;n&#237; a &#382;ivotn&#237;mu stylu, co&#382; samo o sob&#283; vede k dobr&#233;mu zdrav&#237;, m&#225; i pozitivn&#237; p&#345;&#237;stup k &#382;ivotu z&#345;ejm&#283; vliv na to, jak se tito lid&#233; vyrovn&#225;vaj&#237; s mo&#382;n&#253;m po&#353;kozen&#237;m kognitivn&#237;ch funkc&#237;. Zaj&#237;mav&#233; je, &#382;e lid&#233; s rozs&#225;hl&#253;m mozkov&#253;m po&#353;kozen&#237;m vykazovali v kognitivn&#237;ch testech jen nev&#253;znamn&#233; zhor&#353;en&#237;.&nbsp;</p><p>V&#253;&#353;e zm&#237;n&#283;n&#233; v&#253;sledky podporuje jin&#225; studie, kter&#225; <strong><a href="https://www.nature.com/articles/s43587-022-00341-6">ukazuje na spojen&#237; mezi negativn&#237;mi emocemi, &#250;zkost&#237; a depres&#237; se vznikem neurodegenerativn&#237;ch onemocn&#283;n&#237;</a></strong>. Lid&#233;, kte&#345;&#237; nejsou schopni ovl&#225;dat sv&#233; emoce, rychle je m&#283;nit a pro&#382;&#237;vat, mohou &#269;asem upadnout do depres&#237; a v kone&#269;n&#233;m d&#367;sledku se u nich m&#367;&#382;e rozvinout demence. V&#283;dci nav&#237;c pozorovali to, &#382;e star&#353;&#237; lid&#233; vykazovali jin&#253; vzorec mozkov&#233; aktivity, m&#283;li tendenci l&#233;pe ovl&#225;dat sv&#233; emoce a soust&#345;edili se v&#237;ce na pozitivn&#237; detaily v porovn&#225;n&#237; s mlad&#353;&#237;mi lidmi. Moment&#225;ln&#283; se v&#253;zkum soust&#345;ed&#237; na vliv meditace &#269;i studia ciz&#237;ch jazyk&#367; na kognitivn&#237; funkce sledovan&#253;ch lid&#237;.</p><p>***</p><p>Pozitivn&#237; zpr&#225;vou do budoucna je, &#382;e se <strong><a href="https://jamanetwork.com/journals/jamaneurology/fullarticle/2816798">na&#353;e mozky neust&#225;le zv&#283;t&#353;uj&#237;, co&#382; by mohlo v&#233;st ke zv&#253;&#353;en&#237; &#8220;rezervy&#8221; mozku a t&#237;m p&#225;dem k tlumen&#237; dopad&#367; neurodegenerativn&#237;ch onemocn&#283;n&#237; mozku spojen&#253;ch se st&#225;&#345;&#237;m</a></strong>. Podle rozs&#225;hl&#233; kalifornsk&#233; studie m&#283;li lid&#233; narozen&#237; v 70. letech 20. stolet&#237; o 6,6 % v&#283;t&#353;&#237; objem mozku a t&#233;m&#283;&#345; o 15 % v&#283;t&#353;&#237; povrch mozku ne&#382; lid&#233; narozen&#237; ve 30. letech 20. stolet&#237;. Zv&#283;t&#353;ily se i struktury jako je b&#237;l&#225; hmota mozkov&#225;, &#353;ed&#225; hmota mozkov&#225; a hipokampus (st&#345;edisko pam&#283;ti a u&#269;en&#237;). Studie byla provedena z velk&#233; &#269;&#225;sti na p&#345;&#237;slu&#353;n&#237;c&#237;ch b&#237;l&#233; rasy a je tedy pot&#345;eba v&#253;zkum roz&#353;&#237;&#345;it i o p&#345;&#237;slu&#353;n&#237;ky jin&#253;ch ras.</p><p>***</p><p>Cvi&#269;&#237;te? H&#253;bete se? Dejte tomu aspo&#328; &#353;est minut denn&#283;, to zvl&#225;dnete. Pro&#269;? Podle v&#283;dc&#367; by mohlo <strong><a href="https://physoc.onlinelibrary.wiley.com/doi/10.1113/JP283582">6 minut intenzivn&#237;ho cvi&#269;en&#237; prodlou&#382;it zdrav&#237; mozku a odd&#225;lit neurodegenerativn&#237; procesy spojen&#233; se st&#225;&#345;&#237;m</a></strong>. V&#253;sledky v&#253;zkumu ukazuj&#237;, &#382;e kr&#225;tk&#225; intenzivn&#237; j&#237;zda na kole zvy&#353;uje tvorbu l&#225;tky nezbytn&#233; pro vytv&#225;&#345;en&#237; nov&#253;ch spojen&#237; a drah v mozku, p&#345;e&#382;&#237;v&#225;n&#237; neuron&#367;, u&#269;en&#237;, pam&#283;&#357; a pravd&#283;podobn&#283; i ochranu mozku p&#345;ed naru&#353;en&#237;m pozn&#225;vac&#237;ch schopnost&#237; s nar&#367;staj&#237;c&#237;m v&#283;kem. V&#283;dci testovali i efekty p&#367;stu &#269;i dlouh&#233;ho lehk&#233;ho cvi&#269;en&#237;, ale kr&#225;tk&#253; intenzivn&#237; pohyb m&#283;l jednozna&#269;n&#283; nejlep&#353;&#237; v&#253;sledky. Ostatn&#283; v p&#345;edminul&#233;m &#269;&#237;sle Ob&#283;&#382;n&#237;ku v&#225;m T&#225;&#328;a Horynov&#225; psala o neuv&#283;&#345;iteln&#233;m <strong><a href="https://www.frontiersin.org/articles/10.3389/fnagi.2022.975711/full">vlivu tance na prevenci neurodegenerativn&#237;ch onemocn&#283;n&#237;</a></strong>.&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><blockquote><p><em><strong>Praktick&#233; rady</strong></em></p><p><em>~ T&#225;&#328;a Horynov&#225;</em></p><p>     U&#382; jsem tu p&#345;ed &#269;asem psala, &#382;e &#8220;na hlavu&#8221; je velmi prosp&#283;&#353;n&#253; tanec. Opravdu to je to nejlep&#353;&#237; cvi&#269;en&#237; mozku u v&#353;ech kognitivn&#237;ch poruch. Jenom&#382;e na Alzheimerovo onemocn&#283;n&#237;, co&#382; je jen &#269;&#225;st p&#345;&#237;pad&#367; z celkov&#233;ho, hroziv&#283; rostouc&#237;ho mno&#382;stv&#237; p&#345;&#237;pad&#367; koginitivn&#237;ch poruch, je t&#345;eba j&#237;t ze v&#353;ech sm&#283;r&#367;. Cvi&#269;en&#237; mozku je jen jedna &#269;&#225;st. Naprosto z&#225;sadn&#237; je pak v&#253;&#382;iva. Tak&#382;e n&#225;sleduj&#237;c&#237; &#345;&#225;dky popisuj&#237; i mou praxi:</p><p><br>     V p&#345;&#237;pad&#283; degenerativn&#237;ch onemocn&#283;n&#237; hraje obvykle kl&#237;&#269;ovou roli chronick&#253; z&#225;n&#283;t a plat&#237; to i zde. &#344;ada studi&#237; proto doporu&#269;uje u&#382;&#237;v&#225;n&#237; protiz&#225;n&#283;tliv&#253;ch omega-3 mastn&#253;ch kyselin. V p&#345;&#237;pad&#283; mozku jsou nav&#237;c omega-3 mastn&#233; kyseliny, konkr&#233;tn&#283; DHA, i kl&#237;&#269;ov&#253;m stavebn&#237;m materi&#225;lem pro obnovu: tvo&#345;&#237; a&#382; 20 % celkov&#233;ho <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4772061/">mno&#382;stv&#237; </a>tuku v mozku.</p><p><br>     P&#345;i dopl&#328;ov&#225;n&#237; omega-3 tedy v&#382;dy volte kombinaci mastn&#253;ch kyselin EPA a DHA a ujist&#283;te se, &#382;e jejich hladina skute&#269;n&#283; roste: pozn&#225;te to sledov&#225;n&#237;m tzv. omega-3 indexu, jeho&#382; zdrav&#225; minim&#225;ln&#237; hladina m&#225; b&#253;t alespo&#328; 8%. Obecn&#283; plat&#237;, &#382;e n&#237;zk&#253; omega-3 index <a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9761771/">koreluje</a> s vy&#353;&#353;&#237;m rizikem n&#283;jak&#233; formy demence.</p><p><br>     O spojitosti mozku a st&#345;evn&#237;ho mikrobiomu u&#382; nep&#237;&#353;ou jen v&#283;dci, ale t&#345;eba i Blesk. Tak&#382;e jen stru&#269;n&#283;: nep&#345;edpokl&#225;dejte, &#382;e kdy&#382; babi&#269;ka s Alzheimerem nem&#225; probl&#233;my p&#345;i vyprazd&#328;ov&#225;n&#237;, tak m&#225; nejsp&#237;&#353; st&#345;evo v po&#345;&#225;dku. Bohu&#382;el to tak jednoduch&#233; nen&#237;. Ve skute&#269;nosti jen m&#225;lokdo ho m&#225; v po&#345;&#225;dku a n&#283;kdy i samotn&#233; onemocn&#283;n&#237; m&#367;&#382;e b&#253;t inici&#225;torem zm&#283;n mikrobiomu. Proto pe&#269;ujte o st&#345;evo!</p><p><br>     Nen&#237; t&#345;eba ani moc p&#345;em&#253;&#353;let, kter&#225; nejnov&#283;j&#353;&#237; studie popisuje, &#382;e nov&#283; objeven&#253; lactobalicillus &#8220;cognitivus&#8221; m&#225; tak&#233; pozitivn&#237; &#250;&#269;inek. Mnohem jednodu&#353;&#353;&#237; je zam&#283;&#345;it se na komplexn&#237; v&#253;&#382;ivu cel&#233;ho mikrobiomu tak, aby se st&#345;evu dob&#345;e da&#345;ilo a &#8220;hodn&#233; bakterie&#8221; se mohly nadl&#225;bnout a vesele se za&#269;&#237;t mno&#382;it. St&#345;evo si pak svou rovnov&#225;hu velmi rychle najde a mo&#382;n&#225; pak babi&#269;ka zjist&#237;, &#382;e te&#271; se j&#237; na ten z&#225;chod jde p&#345;ece jen je&#353;t&#283; trochu l&#237;p!</p><p><br>     Nejslo&#382;it&#283;j&#353;&#237; kapitolou jsou bylinky, proto op&#283;t pop&#237;&#353;u tu, kterou pou&#382;&#237;v&#225;m v praxi: <em>Crocus sativus</em>. Neboli &#353;afr&#225;n, respektive jeho standardizovan&#253; extrakt. Nejen&#382;e tento v&#253;ta&#382;ek ve <a href="https://pubmed.ncbi.nlm.nih.gov/27472878/">studii</a> prok&#225;zal pozitivn&#237; efekt na kognitivn&#237; schopnosti senior&#367;, ale <a href="https://www.thieme-connect.com/products/ejournals/html/10.1055/a-0660-9565">pops&#225;n</a> byl i pozitivn&#237; efekt u v&#253;kyvu n&#225;lad a stav&#367; m&#237;rn&#233; deprese u t&#283;chto pacient&#367;.&nbsp;</p><p><br>     Alzheimerovo onemocn&#283;n&#237; mi kdysi vzalo babi&#269;ku, po kter&#233; jsem sd&#283;dila snad &#250;pln&#283; v&#353;echno &#8212; o&#269;i, vlasy, vzr&#367;st, povahu. Proto m&#283; moje vlastn&#237; v&#253;padky (po druh&#233;m t&#283;hotenstv&#237;) kdysi vyd&#283;sily. Zachr&#225;nil m&#283; tanec. Te&#271; si tak&#233; hl&#237;d&#225;m sv&#367;j omega-3 index a pe&#269;uji o mikrobiom. Zb&#253;v&#225; celo&#382;ivotn&#237; pr&#225;ce se stresem. Tak&#382;e pom&#283;r 3:1. To by &#353;lo&#8230;</p></blockquote><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>St&#345;&#237;pky pozn&#225;mek</h3><p>&#127851; M&#225;te r&#225;di &#269;okol&#225;du, ale nevon&#237; v&#225;m cukr v n&#237; obsa&#382;en&#253;? Dr&#382;te si spi&#382;&#237;rny, v&#283;dci vykoumali <strong><a href="https://www.nature.com/articles/s43016-024-00967-2">zdrav&#283;j&#353;&#237; variantu &#269;okol&#225;dy, pro jej&#237;&#382; produkci se vyu&#382;&#237;v&#225; nejen kakaov&#253;ch bob&#367;, ale i du&#382;iny plodu kakaovn&#237;ku, kter&#225; funguje jako sladidlo</a></strong>. Vznikl&#225; &#269;okol&#225;da m&#225; tak vy&#353;&#353;&#237; v&#253;&#382;ivovou hodnotu (o 20 % v&#237;ce vl&#225;kniny, o 30 % m&#233;n&#283; nasycen&#253;ch mastn&#253;ch tuk&#367;) a sn&#237;&#382;en&#253; obsah cukru i p&#345;esto, &#382;e chu&#357; z&#367;st&#225;v&#225; srovnateln&#225; s &#269;okol&#225;dou p&#367;vodn&#237;. Nav&#237;c maxim&#225;ln&#237; vyu&#382;it&#237; kakaov&#253;ch plod&#367; p&#345;in&#225;&#353;&#237; i v&#283;t&#353;&#237; finan&#269;n&#237; zdroje zem&#283;d&#283;lc&#367;m a zlep&#353;uje celkovou ekologii p&#283;stov&#225;n&#237; kakaovn&#237;k&#367;, proto&#382;e se plod m&#367;&#382;e pln&#283; vyu&#382;&#237;t. Kdy bude na pultech? Je&#353;t&#283; si po&#269;k&#225;me - proces v&#253;roby takov&#233;to &#269;okol&#225;dy a schvalov&#225;n&#237; potravin&#225;&#345;sk&#253;mi hl&#237;da&#269;i bude n&#283;jakou dobu trvat. Prvn&#237; krok (pod&#225;n&#237; patentu) ji&#382; byl zah&#225;jen.&nbsp;  &nbsp;&nbsp; </p><p>&#129489;&#8205;&#127979; Rakousk&#253; psycholog Fritz Heider ve 40. letech 20. stolet&#237; prohl&#225;sil, &#382;e &#8222;nep&#345;&#237;tel m&#233;ho nep&#345;&#237;tele je m&#367;j p&#345;&#237;tel&#8220;. Tento slavn&#253; v&#253;rok, kter&#253; se stal sou&#269;&#225;sti tzv. teorie soci&#225;ln&#237; rovnov&#225;hy, kter&#225; hovo&#345;&#237; o tom, jak lid&#233; intuitivn&#283; usiluj&#237; o nalezen&#237; harmonie ve sv&#233; soci&#225;ln&#237; bublin&#283;. Potvrzen&#237; zm&#237;n&#283;n&#233; teorie se v&#283;dc&#367;m ne a ne poda&#345;it, a&#382; nyn&#237;, za pomoci pomoc&#237; statistick&#233; fyziky se to p&#345;eci jen povedlo. Jedna v&#283;c je v&#283;d&#283;t, &#382;e ta teorie funguje, druh&#225; v&#283;c je zn&#225;t pro&#269; funguje. D&#237;ky tomu te&#271; maj&#237; nov&#253; model, kter&#253; jim pom&#367;&#382;e l&#233;pe porozum&#283;t dynamice soci&#225;ln&#237;ch vztah&#367; v&#269;etn&#283; politick&#233; polarizace nebo mezin&#225;rodn&#237; komunikace. Jeliko&#382; je to v&#353;e ale postaveno na matematice a fyzice, tak se ra&#269;te <a href="https://www.science.org/doi/10.1126/sciadv.adj0104">pod&#237;vat sami</a> - j&#225; bych se v tom zamotala.&nbsp;</p><p>&#129414; V&#253;lety do p&#345;&#237;rody, kouk&#225;n&#237; do zelen&#283;, sledov&#225;n&#237; zv&#237;&#345;eny a kv&#283;teny &#8212; to v&#353;e m&#225; pozitivn&#237; vliv na na&#353;e du&#353;evn&#237; zdrav&#237;. Zejm&#233;na pr&#253; <strong><a href="https://www.sciencedirect.com/science/article/abs/pii/S0272494424000793?via%3Dihub">pozorov&#225;n&#237; pt&#225;k&#367; zvy&#353;uje pocity pohody a sn&#237;&#382;en&#237; stresu</a></strong> v porovn&#225;n&#237; t&#345;eba s oby&#269;ejnou proch&#225;zkou.</p><p>&#129728; Z&#225;hada za opakovan&#253;m srde&#269;n&#237;m selh&#225;n&#237;m byla objasn&#283;na. T&#253;m japonsk&#253;ch v&#283;dc&#367; p&#345;i&#353;el se zpr&#225;vou, &#382;e <strong><a href="https://www.science.org/doi/10.1126/sciimmunol.ade3814">po selh&#225;n&#237; srdce si t&#283;lo pamatuje stres zp&#367;soben&#253; srde&#269;n&#237;m selh&#225;n&#237;m</a></strong> a vznik&#225; tzv. stresov&#225; pam&#283;&#357;, kter&#225; je ulo&#382;ena v hematopoetick&#253;ch kmenov&#253;ch bu&#328;k&#225;ch koluj&#237;c&#237;ch v t&#283;le. Z t&#283;chto bun&#283;k vznikaj&#237; jak krevn&#237; bu&#328;ky, tak bu&#328;ky imunitn&#237;ho syst&#233;mu pod&#237;lej&#237;c&#237; se na ochran&#283; zdrav&#237; srdce. Pozitivn&#237; je, &#382;e tento objev vedl i k objasn&#283;n&#237; mechanism&#367; stoj&#237;c&#237;ch za opakovan&#253;m srde&#269;n&#237;m selh&#225;n&#237;m a tedy nov&#253;ch mo&#382;nost&#237; l&#233;&#269;by.</p><p>&#128212; V kopii Kroniky Rafaela Holinsheda um&#237;st&#283;n&#233; v knihovn&#283; ve Phoenixu byly <strong><a href="https://www.the-tls.co.uk/articles/john-milton-annotated-holinshed-chronicles-commentary/">objeveny vlastnoru&#269;n&#237; pozn&#225;mky Johna Miltona</a></strong>. Tato kniha byla pro autora Ztracen&#233;ho r&#225;je velmi d&#367;le&#382;it&#253;m zdrojem inspirace a p&#345;edstavuje jednu ze t&#345;&#237; zn&#225;m&#253;ch knih, v nich&#382; se zachovaly Miltonovy glosy v&#269;etn&#283; cenzurovan&#233;ho vulg&#225;rn&#237;ho vtipu.</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><p></p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v&nbsp;textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m</p><p>&#127912; <em><strong><a href="https://belandy.art/kreativni-dilna/">Kreativn&#237; d&#237;lna</a></strong></em> &#8211; tvo&#345;&#237;m ilustrace a akvarelovou kr&#225;su ko&#345;en&#283;nou tu&#353;&#237;</p><p>&#127759; <em><strong><a href="https://belandy.art/svety-v-nas/">Sv&#283;ty v n&#225;s</a></strong></em> &#8211; u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch na&#353;eho imunitn&#237;ho syst&#233;mu</p><p>&#128218; <em><strong><a href="https://lelkarna.cz">Nakladatelstv&#237; Lelk&#225;rna</a></strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> &#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k&nbsp;n&#283;mu.</p><p>&#128251; <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a></strong></em> &#8211; vypr&#225;v&#237;me spolu s dal&#353;&#237;mi tv&#367;rci sv&#233; p&#345;&#237;b&#283;hy sv&#283;tu.</p><p>&#129498;&#8205;&#9792;&#65039; <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; st&#345;e&#382;&#237;m prostor pro nevid&#283;n&#233; tv&#367;rce a pom&#225;h&#225;m jim b&#253;t sly&#353;et.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> &#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item><item><title><![CDATA[Vědecký oběžník 4/24 - O nemocné mysli]]></title><description><![CDATA[J. R. R. Tolkien kdysi napsal, &#382;e o temnot&#283; je dobr&#233; mluvit, kdy&#382; je kolem sv&#283;tlo. Venku sv&#237;t&#237; slunce, poj&#271;me si tedy posv&#237;tit na temnotu mysli a pov&#237;dat si o vnit&#345;n&#237;ch d&#233;monech.]]></description><link>https://belandy.substack.com/p/vedecky-obeznik-424-o-nemocne-mysli</link><guid isPermaLink="false">https://belandy.substack.com/p/vedecky-obeznik-424-o-nemocne-mysli</guid><dc:creator><![CDATA[Bára Dvořáková]]></dc:creator><pubDate>Tue, 30 Apr 2024 20:04:43 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!SQ3N!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92ab2e0-4879-4665-8000-0691f1a14278_2240x1260.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Slun&#237;&#269;ko sv&#237;t&#237;, pt&#225;&#269;ci zp&#237;vaj&#237;, tmav&#233; a mrzk&#233; studen&#233; m&#283;s&#237;ce jsou zd&#225; se ji&#382; za n&#225;mi, tak&#382;e na v&#225;s ze &#353;uplete m&#367;&#382;u kone&#269;n&#283; vyt&#225;hnout ono chmurn&#233; t&#233;ma, o kter&#233;m se mluv&#237; &#269;astokr&#225;t skrz prsty. Depresi.</p><p>Po&#345;&#225;d se je&#353;t&#283; setk&#225;v&#225;m s postojem &#8220;Nep&#367;jdu k psychologovi, nejsem p&#345;ece bl&#225;zen!&#8221;. Kdy&#382; jsem k n&#283;mu chodila j&#225;, tak jsem s &#250;sm&#283;vem &#345;&#237;kala &#8220;Chod&#237;m k psychologovi, proto&#382;e se nechci t&#237;m bl&#225;znem skute&#269;n&#283; st&#225;t.&#8221; a sledovala soustrastn&#233;, ale i podporuj&#237;c&#237;, reakce.&nbsp;Na&#353;e spole&#269;nost po&#345;&#225;d &#382;ije v p&#345;edstav&#283;, &#382;e &#345;&#237;ct si o pomoc a p&#345;iznat psychick&#233; probl&#233;my je ostudn&#233; a nevhodn&#233;. P&#345;itom pokud za&#269;neme tyto probl&#233;my v&#269;as &#345;e&#353;it terapi&#237;, nejen, &#382;e m&#225;me pom&#283;rn&#283; velkou &#353;anci na to se z nich zase vyhrabat, ale p&#345;edejdeme tomu, &#382;e se z nich stane probl&#233;m je&#353;t&#283; z&#225;va&#382;n&#283;j&#353;&#237;. Nemocn&#225; mysl n&#225;s toti&#382; m&#367;&#382;e dov&#233;st k nemoci t&#283;la a chronick&#253;m probl&#233;m&#367;m, jich&#382; se jen tak nezbav&#237;me.&nbsp;Kdy&#382; moje mysl stonala, rozvinula se u mne mimojin&#233; autoimunitn&#237; nemoc &#353;t&#237;tn&#233; &#382;l&#225;zy a t&#283;lo t&#283;&#382;ce ch&#345;adlo. D&#237;ky pomocn&#253;m ruk&#225;m vl&#237;dn&#253;ch terapeutek jsem na&#353;la cestu zp&#225;tky do barev &#382;ivota a spolu s n&#237; se mi poda&#345;ilo dostat nemoci mysli i sv&#233; fyzick&#233; schr&#225;nky pod kontrolu tak, &#382;e u&#382; ne&#353;kod&#237;. Vy&#269;k&#225;vaj&#237;, jestli je zas n&#283;kdy pust&#237;m ke kormidlu. Jsem za n&#283; vlastn&#283; r&#225;da &#8212; jsou t&#237;m vyk&#345;i&#269;n&#237;kem d&#225;vaj&#237;c&#237;m najevo, abych zas neza&#353;la do tmy, kam u&#382; nechci.&nbsp;</p><p>Bylo by na tomto sv&#283;t&#283; mileji, kdybychom p&#345;iznali vnit&#345;n&#237;m d&#233;mon&#367;m ostatn&#237;ch stejnou v&#225;&#382;nou n&#225;lepku, jakou d&#225;v&#225;me nemoc&#237;m na&#353;ich t&#283;l, a ned&#237;vali se na lidi psychicky str&#225;daj&#237;c&#237; jako na hypochondry, kte&#345;&#237; u&#382; nev&#283;d&#237;, co se &#382;ivotem (a ide&#225;ln&#283; by si &#8220;zaslou&#382;ili po&#345;&#225;dn&#283; proplesknout, to by je probralo, pane&#269;ku!&#8221;).&nbsp;</p><p>Dne&#353;n&#237; Ob&#283;&#382;n&#237;k je v&#283;nov&#225;n v&#353;em, kte&#345;&#237; se nau&#269;ili se sv&#253;mi d&#233;mon kr&#225;&#269;et bok po boku, a t&#283;m, kte&#345;&#237; s nimi te&#271; bojuj&#237;. Jste skv&#283;l&#237;, nevzd&#225;vejte se. A nenechte se srazit je&#353;t&#283; v&#237;ce do tmy. Nikdo nedok&#225;&#382;e tomu druh&#233;mu pohl&#233;dnout do hlavy, nechodil v jeho bot&#225;ch, nevid&#283;l jeho o&#269;ima, nesly&#353;el jeho u&#353;ima, neza&#382;il jeho bolest a strach. Jak jednoduch&#233; je soudit, jak t&#283;&#382;k&#233; je sna&#382;it se pochopit.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!9qES!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, 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1272w, /__u/substackcdn.com/image/fetch/$s_!9qES!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F97cc0aec-7fa2-4c2c-99b8-a1ee1aff1650_2535x321.png 1456w" sizes="100vw" fetchpriority="high"></picture><div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!SQ3N!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92ab2e0-4879-4665-8000-0691f1a14278_2240x1260.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!SQ3N!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, 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/__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92ab2e0-4879-4665-8000-0691f1a14278_2240x1260.png 1456w" sizes="100vw"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 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data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!Ckeu!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/cb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!Ckeu!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcb95d14e-0386-4bce-8e0f-ce15b1e6e812_2535x321.png 1456w" sizes="100vw"></picture><div></div></div></a></figure></div><p><em><strong>T&#225;p&#225;n&#237; ve tm&#283;</strong></em></p><p>To, &#382;e m&#225; deprese a &#250;zkost mnoho podob a projev&#367;, se v&#237; dlouho, p&#345;esto v&#353;ak v&#283;dci st&#225;le dumaj&#237; nad jej&#237; p&#345;&#237;&#269;inou. P&#345;edpoklad, &#382;e za v&#353;&#237;m stoj&#237; hladina hormonu serotoninu nebo jeho aktivita, se uk&#225;zal jako myln&#253;. Podle ob&#345;&#237; souhrnn&#233; <a href="https://www.nature.com/articles/s41380-022-01661-0">studie</a> v roku 2022, kter&#225; zmapovala n&#283;kolik desetilet&#237; v&#253;zkum&#367;, <em>neexistuje &#382;&#225;dn&#253; p&#345;esv&#283;d&#269;iv&#253; d&#367;kaz o tom, &#382;e je deprese zp&#367;sobena poruchami serotoninu</em>. Tato teorie chemick&#233; nerovnov&#225;hy kralovala ve sv&#283;t&#283; p&#345;edev&#353;&#237;m v 90. letech minul&#233;ho stolet&#237;, kdy d&#237;ky tomu prudce vzrostlo u&#382;&#237;v&#225;n&#237; antidepresiv. Jak se v&#353;ak ukazuje, antidepresiva zam&#283;&#345;en&#225; na serotonin nemus&#237; b&#253;t v mnoha p&#345;&#237;padech pro l&#233;&#269;bu depresivn&#237;ch stav&#367; vhodn&#225;. Auto&#345;i studie dokonce vznesli hypot&#233;zu, &#382;e by dlouhodob&#233; u&#382;&#237;v&#225;n&#237; antidepresiv zvy&#353;uj&#237;c&#237;ch mno&#382;stv&#237; serotoninu v t&#283;le mohlo ovlivnit vlastn&#237; vnit&#345;n&#237; produkci serotoninu v mozku a v kone&#269;n&#233;m d&#367;sledku ji je&#353;t&#283; v&#237;ce sn&#237;&#382;it. Tuto hypot&#233;zu nyn&#237; d&#367;kladn&#283; zkoumaj&#237; a z&#225;rove&#328; doporu&#269;uj&#237; i v&#253;zkum v oblasti psychoterapeutick&#233; poradensk&#233; l&#233;&#269;by deprese kombinovan&#233; s cvi&#269;en&#237;m, mezilidsk&#253;m kontaktem a sni&#382;ov&#225;n&#237;m stresu praktikov&#225;n&#237;m tzv. mindfulness &#8212; tedy v&#353;&#237;m&#225;n&#237; si &#269;asu tady a te&#271; a zam&#283;&#345;ov&#225;n&#237; se na aktu&#225;ln&#237; &#269;innost.&nbsp;Jednu. Zaho&#271;te multitasking do ko&#353;e. </p><p>***</p><p>Jak vid&#237;te, deprese nen&#237; n&#283;co, co by vy&#345;e&#353;ila jedna pilulka. Je to komplexn&#237; probl&#233;m vy&#382;aduj&#237;c&#237; komplexn&#237; p&#345;&#237;stup l&#233;&#269;by. A ta l&#233;&#269;ba netrv&#225; den, t&#253;den, ani m&#283;s&#237;c. Je to b&#283;h na dlouhou tra&#357; a ka&#382;d&#253; b&#283;&#382;&#237; jinou trasou. P&#345;edstava, &#382;e by v&#353;ichni dostali stejnou pilulku a nar&#225;z by se jim v temnot&#283; hlav rozsv&#237;tilo sv&#283;tlo, je utopick&#225;. Zvl&#225;&#353;t&#283; ve sv&#283;tle lo&#328;sk&#253;ch v&#253;sledk&#367; studie popisuj&#237;c&#237; nov&#253; typ deprese, tzv. <a href="https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2806103">kognitivn&#237; biotyp</a>. Postihuje zhruba <em>&#269;tvrtinu pacient&#367;</em> a klasick&#225; l&#233;&#269;ba antidepresivy c&#237;len&#253;mi na serotonin m&#225; na n&#283;j men&#353;&#237; &#250;&#269;inek. Lid&#233; trp&#237;c&#237; t&#237;mto typem deprese maj&#237; <em>pot&#237;&#382;e s pl&#225;nov&#225;n&#237;m, sebekontrolou, sp&#225;nkem a soust&#345;ed&#283;n&#237;m</em>. D&#225; se odhalit pomoc&#237; funk&#269;n&#237; magnetick&#233; rezonance, proto&#382;e jsou na n&#237; patrn&#233; zm&#283;ny &#269;&#225;st&#237; mozku, je&#382; maj&#237; zm&#237;n&#283;n&#233; &#269;innosti na starosti. Zam&#283;&#345;en&#237; se na terapii probl&#233;m&#367; kognitivn&#237;ch funkc&#237; pomoc&#237; m&#233;n&#283; u&#382;&#237;van&#253;ch antidepresiv nebo jin&#233; l&#233;&#269;by m&#225; dle v&#283;dc&#367; v&#283;t&#353;&#237; nad&#283;ji na &#250;sp&#283;ch a m&#367;&#382;e pomoci pacient&#367;m vr&#225;tit se rychleji do &#382;ivota.&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!1RzS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!1RzS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!1RzS!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc43fcaf8-0859-4a69-8fa4-b00eaea75799_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://belandy.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption"><em>L&#237;b&#237; se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k</strong>? Upi&#353;te se k jeho odb&#283;ru!</em></p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!vRH3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!vRH3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!vRH3!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa7c7b861-6cba-4d99-ae7e-acb3997a66a0_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>Cesty na sv&#283;tlo</strong></em></p><p>&#268;&#237;m d&#225;l &#269;ast&#283;ji se zraky a zv&#283;davost v&#283;dc&#367; ub&#237;raj&#237; cestami alternativn&#237;ch a podp&#367;rn&#253;ch terapi&#237; v&#269;etn&#283; v&#253;zkumu v&#253;chodn&#237;ch l&#233;&#269;iv a p&#345;&#237;stup&#367;. Od ajurv&#233;dy po bylinky &#269;&#237;nsk&#253;ch mudrc&#367;. A nejen to. V&#283;deck&#253; t&#253;m z Univerzity v Georgii sledoval <a href="https://www.sciencedirect.com/science/article/abs/pii/S027795361930512X?via%3Dihub">pozitivn&#237; vliv hry mahjong na du&#353;evn&#237; zdrav&#237; a sn&#237;&#382;en&#237; m&#237;ry deprese </a>u &#268;&#237;&#328;an&#367; ve st&#345;edn&#237;m a vy&#353;&#353;&#237;m v&#283;ku &#382;ij&#237;c&#237;ch ve m&#283;stech (vesnice podobn&#253; trend neuk&#225;zaly pravd&#283;podobn&#283; kv&#367;li tomu, &#382;e je tam tato hra spojena s hazardn&#237;m &#8212; a tedy stresuj&#237;c&#237;m &#8212; chov&#225;n&#237;m). Potvrdil tak pozorov&#225;n&#237; z jin&#253;ch zem&#237;, &#382;e <em>soci&#225;ln&#237; interakce m&#225; pozitivn&#237; vliv na na&#353;i vnit&#345;n&#237; pohodu bez ohledu na to, zda &#382;ijeme v zemi vysp&#283;l&#233; &#269;i rozvojov&#233;.&nbsp;</em></p><p>***</p><p>O tom, &#382;e je pro lidi trp&#237;c&#237; depres&#237; podstatn&#253; mezilidsk&#253; kontakt p&#237;&#353;&#237; i v&#283;dci z Ohia. &#268;ast&#253; p&#345;edpoklad, &#382;e jsou tito lid&#233; pro chod sv&#283;ta nefunk&#269;n&#237;, proto&#382;e maj&#237; svoje starosti, nen&#237; na m&#237;st&#283;. Sob&#283; mo&#382;n&#225; pomoci v danou chv&#237;li nedok&#225;&#382;&#237;, zato je ale pro n&#283; cenn&#225; <a href="https://www.tandfonline.com/doi/full/10.1080/17439760.2022.2154695">mo&#382;nost pom&#225;hat ostatn&#237;m</a>. Samotn&#253; fakt, &#382;e j<em>sou pot&#345;ebn&#237; a u&#382;ite&#269;n&#237; pro svou komunitu, jim pom&#225;h&#225; l&#233;pe zvl&#225;dat sv&#233; vnit&#345;n&#237; boje a p&#345;isp&#237;v&#225; k jejich zotaven&#237;</em>. Jak&#253;koli drobn&#253; skutek a projev laskavosti, kter&#253; jim umo&#382;n&#237;te ud&#283;lat, m&#367;&#382;e m&#237;t v jejich tm&#225;ch velk&#253; v&#253;znam. Pozor, nepl&#233;st s t&#237;m, &#382;e doty&#269;n&#233;ho &#8220;vyt&#225;hnete mezi lidi&#8221;. Takto to nefunguje. Skute&#269;n&#233; zapojen&#237; do ruchu okoln&#237;ho sv&#283;ta je cestou z chmurn&#253;ch kout&#367; hlavy. T&#345;eba &#382;&#225;dost o pomoc s pe&#269;en&#237;m su&#353;enek spojen&#225; s projevem vd&#283;&#269;nosti. Tuhle terapii zvl&#225;dne ka&#382;d&#253; z n&#225;s a nepot&#345;ebujeme na to tituly ze studi&#237;.&nbsp;&nbsp;</p><p>Chcete-li svou pomocnou roli je&#353;t&#283; v&#237;ce rozvinout, vezm&#283;te sv&#233;ho chmurn&#233;ho druha pod k&#345;&#237;dlo a vyra&#382;te spolu t&#345;eba na proch&#225;zku. Fyzick&#225; aktivita je pr&#253; a&#382; 1,5kr&#225;t &#250;&#269;inn&#283;j&#353;&#237; ne&#382; antidepresiva. Ne nadarmo se v&#283;dci sna&#382;&#237; vm&#283;stnat pohyb do schv&#225;len&#253;ch metod l&#233;&#269;by deprese. <a href="https://bjsm.bmj.com/content/57/18/1203">Pom&#225;h&#225; sr&#225;&#382;et p&#345;&#237;znaky deprese na kolena, d&#225;v&#225; na frak &#250;zkostem, ale i stresu</a>. V&#253;zkum uk&#225;zal u pacient&#367; zlep&#353;en&#237; u&#382; v r&#225;mci 12 t&#253;dn&#367; a v&#283;&#345;te mi, kdy&#382; v&#225;m &#345;&#237;k&#225;m, &#382;e to je sakra rychl&#253; pokrok. Del&#353;&#237; cvi&#269;en&#237; s vy&#353;&#353;&#237; intenzitou m&#283;lo nejlep&#353;&#237; v&#253;sledky ne&#382; st&#345;edn&#237; a m&#237;rn&#225; z&#225;t&#283;&#382;, p&#345;i&#269;em&#382;&nbsp; mezi testovan&#233; aktivity pat&#345;ily mimo <em>ch&#367;ze i pilates nebo j&#243;ga</em>. Jedn&#225; se o prvn&#237; studii, kter&#225; hodnotila v&#353;echny typy fyzick&#233; aktivity a jejich vliv na depresi, &#250;zkost a psychick&#233; pot&#237;&#382;e u v&#353;ech skupin dosp&#283;l&#233; populace.</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!wAc_!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!wAc_!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>Zapomenut&#237; a p&#345;ehl&#237;&#382;en&#233;</strong></em></p><p>Jsou chv&#237;le, kdy se z radostn&#253;ch pocit&#367; spojen&#253;ch s narozen&#237;m potomka m&#367;&#382;e st&#225;t &#269;as extr&#233;mn&#237;ho strachu, &#250;zkost&#237; a v&#253;&#269;itek. A nejsou to ojedin&#283;l&#233; p&#345;&#237;pady. Poporodn&#237; deprese je pojem, kter&#253; je v na&#353;&#237; spole&#269;nosti st&#225;le zleh&#269;ov&#225;n a internetem proud&#237; vt&#237;pky o tom, jak si te&#271; &#382;eny nemaj&#237; na co st&#283;&#382;ovat, &#382;e se jim s pra&#269;kou a podobn&#253;mi v&#253;dobytky modern&#237; techniky &#382;ije o mnoho l&#233;pe ne&#382; d&#345;&#237;v. V&#237;te, ono to ale nen&#237; o pra&#269;ce&#8230; Pro mnoho prvope&#269;en&#253;ch rodi&#269;&#367; je to prvn&#237; okam&#382;ik v &#382;ivot&#283;, kdy dr&#382;&#237; v n&#225;ru&#269;&#237; n&#283;co tak mal&#233;ho a nevinn&#233;ho. A mus&#237; to udr&#382;et na&#382;ivu. &#352;ok, panika, ned&#367;v&#283;ra, frustrace, &#250;nava, osam&#283;n&#237;. Spole&#269;n&#237;ci na cest&#225;ch i necest&#225;ch po&#269;&#225;tk&#367; rodi&#269;ovstv&#237;. P&#237;&#353;u rodi&#269;ovstv&#237;, proto&#382;e poporodn&#237; deprese se nevyskytuje jen u matek. I kdy&#382; s men&#353;&#237;m rizikem, <a href="https://bmcpregnancychildbirth.biomedcentral.com/articles/10.1186/s12884-023-05966-y">m&#367;&#382;e postihovat i otce</a>. Vz&#225;jemn&#233; sou&#382;it&#237; a propojen&#237; mezi otcem a matkou m&#225; vliv i na jejich spole&#269;n&#233; du&#353;evn&#237; zdrav&#237;, kter&#233; je dobr&#233; podpo&#345;it u obou z&#225;rove&#328;. Nane&#353;t&#283;st&#237; na poporodn&#237; depresi u otc&#367; se lidi neptaj&#237;, i kdy&#382; i oni by pot&#345;ebovali &#269;astokr&#225;t pod t&#237;hou rodi&#269;ovsk&#253;ch a partnersk&#253;ch povinnost&#237; podpo&#345;it. Pokud toti&#382; do deprese upadne otec, pak s sebou s nejv&#283;t&#353;&#237; pravd&#283;podobnost&#237; st&#225;hne i matku, kter&#225; je j&#237; sama ohro&#382;ena.&nbsp;V&#253;zkumy nav&#237;c ukazuj&#237;, &#382;e rozpoznat poporodn&#237; depresi u mu&#382;&#367; je <a href="https://www.tandfonline.com/doi/full/10.1080/09638237.2019.1608932">dvakr&#225;t tak t&#283;&#382;k&#233; ne&#382; u &#382;en</a>. V&#283;t&#353;inou je v&#353;e svedeno na &#250;navu a stres.&nbsp;</p><p>****</p><p>&#218;zk&#233; propojen&#237; mezi matkou a d&#237;t&#283;tem, kter&#233; b&#253;v&#225; ve v&#283;t&#353;in&#283; p&#345;&#237;pad&#367; pro d&#237;t&#283; prvn&#237; a nejsiln&#283;j&#353;&#237; bezpe&#269;nou vztahovou vazbou, je z&#225;rove&#328; spojeno s vysok&#253;m rizikem p&#345;enosu negativn&#237;ch dopad&#367; deprese matky na d&#237;t&#283;. I <a href="https://journals.sagepub.com/doi/10.1177/0956797614531025">m&#237;rn&#225; deprese matky m&#367;&#382;e v&#233;st k hor&#353;&#237;mu v&#253;voji d&#283;tsk&#253;ch emo&#269;n&#237;ch reakc&#237;</a>. D&#237;t&#283; se od matky a sv&#253;ch nejbli&#382;&#353;&#237;ch u&#269;&#237; zpracov&#225;vat vjemy okoln&#237;ho sv&#283;ta a reagovat na n&#283;. Pokud matka nebo oba rodi&#269;e sami bojuj&#237; s emo&#269;n&#237; nerovnov&#225;hou a depresivn&#237;mi stavy, je d&#237;t&#283; ohro&#382;eno budouc&#237;mi psychick&#253;mi probl&#233;my. Toto podpo&#345;ila je&#353;t&#283; dal&#353;&#237; studie <a href="https://www.nature.com/articles/s41598-019-47810-4">popisuj&#237;c&#237; naru&#353;en&#237; vylad&#283;n&#237; emo&#269;n&#237;ch stav&#367; mezi stresovanou matkou a d&#237;t&#283;tem</a>. Za norm&#225;ln&#237;ch okolnost&#237; jsou matka a d&#237;t&#283; vysoce vylad&#283;ni na emo&#269;n&#237; hladinu jeden druh&#233;ho. Naru&#353;en&#237; tohoto vylad&#283;n&#237; vede k abnorm&#225;ln&#237;m reakc&#237;m matky na d&#237;t&#283; a m&#367;&#382;e blokovat jej&#237; citlivost v&#367;&#269;i d&#237;t&#283;ti.&nbsp;</p><p>Zaj&#237;mav&#233; pro mne bylo zji&#353;t&#283;n&#237;, &#382;e m&#225; na vznik poporodn&#237; deprese u matek <a href="https://www.sciencedirect.com/science/article/abs/pii/S0277953618305744?via%3Dihub">vliv i pohlav&#237; jejich d&#237;t&#283;te</a>. Pokud se jim narod&#237; syn, zved&#225; se riziko vzniku deprese o 79 % v porovn&#225;n&#237; s t&#237;m, kdy&#382; matka porod&#237; dceru. Nav&#237;c u &#382;en, kter&#233; si b&#283;hem porodu prosk&#225;kaly <strong>porodn&#237; komplikace</strong> je toto riziko a&#382; o 174 % vy&#353;&#353;&#237; ne&#382; u &#382;en, je&#382; pro&#382;ily bezprobl&#233;mov&#253; porod. Auto&#345;i studie popisuj&#237;, &#382;e poporodn&#237; depresi se d&#225; p&#345;edej&#237;t poskytnut&#237;m v&#269;asn&#233; podpory a pomoci ohro&#382;en&#253;m &#382;en&#225;m.&nbsp;Krom zmi&#328;ovan&#253;ch k nim pat&#345;&#237; nap&#345;&#237;klad i &#382;eny, je&#382; si v minulosti pro&#353;ly <a href="https://www.cambridge.org/core/journals/the-british-journal-of-psychiatry/article/eighteenyear-trajectories-of-depressive-symptoms-in-mothers-with-a-lifetime-eating-disorder-findings-from-the-alspac-cohort/7DF15ABC4BD6B5D1B34517AA1258EF14">poruchou p&#345;&#237;jmu potravy</a> &#8212; i kdyby to bylo p&#345;ed mnoha lety v obdob&#237; dosp&#237;v&#225;n&#237;. Pravd&#283;podobnost v&#253;skytu p&#345;&#237;znak&#367; deprese b&#283;hem t&#283;hotenstv&#237;, ale i b&#283;hem 18 let po porodu, je u nich v porovn&#225;n&#237; s ostatn&#237;mi vy&#353;&#353;&#237;.&nbsp;</p><p>Pozitivn&#237; je, &#382;e se v&#283;dc&#367;m poda&#345;ilo definovat faktory, je&#382; se mohou vyu&#382;&#237;t v l&#233;&#269;ebn&#253;ch postupech, kdy&#382; u&#382; matky depres&#237; trp&#237;. Na z&#225;klad&#283; nich se d&#225; <a href="https://onlinelibrary.wiley.com/doi/10.1002/da.22879">p&#345;edpov&#283;d&#283;t, jak se bude jejich stav vyv&#237;jet b&#283;hem 12 m&#283;s&#237;c&#367; po porodu</a> &#8212; zda se stav &#382;eny &#269;asem bude zlep&#353;ovat, &#269;&#225;ste&#269;n&#283; zlep&#353;ovat, nebo je zde riziko p&#345;echodu jej&#237;ho stavu do chronick&#233;ho onemocn&#283;n&#237;. D&#237;ky tomu lze p&#345;izp&#367;sobit l&#233;&#269;bu matk&#225;m na m&#237;ru a zajistit jim tak maxim&#225;ln&#237; mo&#382;nou &#353;anci na uzdraven&#237;.&nbsp;&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!wAc_!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!wAc_!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!wAc_!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9859f0ce-1839-47f5-89e4-62c196f507f9_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p><em><strong>Ti po n&#225;s</strong></em></p><p>Na problematiku d&#283;tsk&#233; psychiky a jej&#237; k&#345;ehkosti se na&#353;t&#283;st&#237; v posledn&#237;ch letech up&#237;r&#225; &#269;&#237;m d&#225;l v&#237;ce pohled&#367;. Podp&#367;rn&#233; skupiny pro rodi&#269;e s d&#283;tmi trp&#237;c&#237;mi &#250;zkostmi a depres&#237;, pe&#269;uj&#237;c&#237; psychterapeutick&#233; programy zahrnuj&#237;c&#237; v&#253;tvarn&#233; tvo&#345;en&#237; &#269;i byt&#237; se zv&#237;&#345;aty a dal&#353;&#237; skv&#283;l&#233; po&#269;iny rostou kolem jako houby po de&#353;ti. Jen hou&#353;&#357;, jen hou&#353;&#357;.&nbsp;</p><p>Ze zahrani&#269;n&#237;ch studi&#237; zam&#283;&#345;en&#253;ch na psychiku d&#283;t&#237; a dosp&#237;vaj&#237;c&#237;ch mne zaujaly pr&#225;ce na t&#233;ma zv&#253;&#353;en&#233; psychick&#233; z&#225;t&#283;&#382;e a z toho plynouc&#237;ho zv&#253;&#353;en&#233;ho rizika depresivn&#237;ch a &#250;zkostn&#253;ch stav&#367; u vysoko&#353;kol&#225;k&#367;. T&#345;eba <a href="https://www.thelancet.com/journals/lanpub/article/PIIS2468-2667(23)00188-3/fulltext">tato anglick&#225; studie</a> popisuje rozd&#237;ly mezi &#269;erstv&#253;mi vysoko&#353;kolsk&#253;mi studenty a jejich nestuduj&#237;c&#237;mi vrstevn&#237;ky, co do m&#237;ry psychick&#253;ch probl&#233;m&#367;. V&#253;sledek v&#253;zkumu v&#283;dce znepokojil, proto&#382;e p&#345;edpoklad byl p&#345;esn&#283; obr&#225;cen&#253; &#8212; tedy &#382;e studuj&#237;c&#237; poch&#225;zej&#237; z lep&#353;&#237;ch pom&#283;r&#367; a z&#225;zem&#237;, tud&#237;&#382; by na tom m&#283;li b&#253;t psychicky l&#233;pe. Ruku na srdce, mne to nep&#345;ekvapilo. Zn&#225;m nem&#225;lo koleg&#367;, kte&#345;&#237; sv&#225; studia p&#345;e&#382;ili ruku v ruce s antidepresivy nebo lahv&#237; alkoholu, je&#382; n&#283;kter&#253;m u&#382; bohu&#382;el v t&#233; ruce setrvala. Jsem r&#225;da, &#382;e se o tom za&#269;&#237;n&#225; mluvit hlasit&#283;ji ne&#382; &#353;eptem.&nbsp;</p><p>***</p><p>Pamatujete si sv&#225; st&#345;edo&#353;kolsk&#225; l&#233;ta? A byli jste sp&#237;&#353;e &#8220;mladistv&#237; intelektu&#225;lov&#233;&#8221; s knihami a &#269;ajem, nebo &#8220;&#382;ivly pro ka&#382;dou srandu&#8221; pro&#382;&#237;vaj&#237;c&#237; rom&#225;nky ml&#225;d&#237; a v&#237;kendov&#233; p&#225;rty? Dosavadn&#237; p&#345;edpoklad, &#382;e &#8220;chodit s n&#283;k&#253;m&#8221; b&#283;hem dosp&#237;v&#225;n&#237; je norm&#225;ln&#237; a &#382;&#225;douc&#237; projev chov&#225;n&#237; dosp&#237;vaj&#237;c&#237;ho, kter&#253; je nutn&#253; pro jeho emocion&#225;ln&#237; a soci&#225;ln&#237; r&#367;st, je podle v&#283;dc&#367; myln&#253;. Teenage&#345;i, kte&#345;&#237; romantick&#233; vztahy b&#283;hem st&#345;edn&#237; &#353;koly nepro&#382;&#237;vali m&#283;li <a href="https://onlinelibrary.wiley.com/doi/10.1111/josh.12818">men&#353;&#237; riziko vzniku deprese, dobr&#233; soci&#225;ln&#237; dovednosti a da&#345;ilo se jim stejn&#283;, nebo dokonce l&#233;pe, ne&#382; t&#283;m, je&#382; si romance dop&#345;&#225;vali</a>. Oboj&#237; je v po&#345;&#225;dku. To, &#382;e se n&#283;kdo v dosp&#237;v&#225;n&#237; rozhodne nechodit do spole&#269;nosti a nevyhled&#225;vat vztahy, nen&#237; spole&#269;ensky nep&#345;izp&#367;sobiv&#233; chov&#225;n&#237;. Je to jen jin&#225; cesta norm&#225;ln&#237;ho zdrav&#233;ho v&#253;voje. Ulevilo se v&#225;m? Mne ano. Dote&#271; jsem &#382;ila s t&#237;m, &#382;e jsem byla poka&#382;en&#253; teenager, kter&#253; se &#250;pln&#283; nevyvedl.&nbsp;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><blockquote><p><em><strong>Kouzeln&#233; babi&#269;ky &#382;ij&#237; i dnes!</strong></em></p><p><em>~ T&#225;&#328;a Horynov&#225;</em></p><p>P&#345;edstavuji v&#225;m kouzelnou babi&#269;ku sou&#269;asnosti &#8212; jmenuje se <em>Artemis Simopoulos</em>. Narodila se v &#344;ecku, ale vyrostla a vystudovala v USA. Te&#271; v dubnu oslavila 91. narozeniny. Pov&#237;m v&#225;m, jak jsme se poznaly.</p><p>Psal se rok 2018. V &#269;ervnu jsme si cel&#225; rodina ud&#283;lali n&#225;&#353; prvn&#237; test chronick&#233;ho z&#225;n&#283;tu. Jde o anal&#253;zu bun&#283;&#269;n&#253;ch membr&#225;n &#269;erven&#253;ch krvinek, kter&#233; se skl&#225;daj&#237; z mastn&#253;ch kyselin. A pom&#283;r dvou z nich, omega-6 ku omega-3, p&#345;edstavuje indik&#225;tor z&#225;n&#283;tliv&#253;ch proces&#367; v organismu, nebo-li neschopnost t&#283;la se &#250;&#269;in&#283; v&#367;&#269;i nim br&#225;nit. P&#345;esto&#382;e jsme jedli t&#233;m&#283;&#345; st&#345;edozemskou stravu, na&#353;e v&#253;sledky byly velmi &#353;patn&#233;. Za&#269;ali jsme s n&#225;pravou.</p><p>B&#283;hem p&#225;r m&#283;s&#237;c&#367; n&#225;m d&#283;ti doma doslova rozkvetly, zejm&#233;na ten nejmlad&#353;&#237;, kter&#253; b&#253;val &#269;asto nemocn&#253; a te&#271; z n&#283;j s&#225;lalo zdrav&#237;. Postupn&#283; jsme i my dosp&#283;l&#237; za&#269;ali detekovat zm&#283;ny, akor&#225;t jsme nech&#225;pali, co se to s n&#225;mi d&#283;je. A tak jsme poprv&#233; za&#269;ala anglicky Googlit: omega-6 omega-3 ratio + n&#283;co z toho, co se zm&#283;nilo.&nbsp;</p><p>&#218;pln&#283; prvn&#237; odkaz m&#283;l nadpis: <a href="https://pubmed.ncbi.nlm.nih.gov/12442909/">d&#367;le&#382;itost pom&#283;ru esenci&#225;ln&#237;ch mastn&#253;ch kyselin omega-6/omega-3</a> a vedl na PubMed. Ide&#225;ln&#237;. Proklikla jsem a p&#345;e&#269;etla &#353;okuj&#237;c&#237; abstrakt. Ve snu m&#283; nenapadlo, s &#269;&#237;m v&#353;&#237;m tenhle pom&#283;r souvis&#237;. Autorkou byla A P Simopoulos. Proklikla jsem na jej&#237; jm&#233;no a padaly na mne dal&#353;&#237; informa&#269;n&#237; klenoty. 15 str&#225;nek publikac&#237;.</p><p>Pozd&#283;ji jsem si vyhledala informace p&#345;&#237;mo o n&#237;. Na&#353;la jsem rozhovor a zaujalo m&#283;, &#382;e d&#283;l&#225; n&#283;co, co dnes pova&#382;uji v z&#225;padn&#237;m sv&#283;t&#283; za nemo&#382;n&#233;: dr&#382;&#237; si onen zmi&#328;ovan&#253; pom&#283;r 1:1. Asi um&#237; kouzlit.</p><p>Fast forward 2023. Artemis slav&#237; 90. narozeniny. Risknu to a nap&#237;&#353;u o n&#237; na Facebooku s ozna&#269;en&#237;m jej&#237;ho jm&#233;na. Objevilo se srd&#237;&#269;ko. Takt&#233;&#382; u zpr&#225;vy na Messengeru. A tak kouknu na Google, na &#269;em te&#271; Artemis pracuje. Naposledy to byla souvislost chronick&#233;ho z&#225;n&#283;tu a obezity, ale n&#283;jakou dobu jsem ji nesledovala. Ona st&#225;le publikuje! Posledn&#237; pr&#225;ce se t&#253;kaj&#237; spojitosti v&#253;&#382;ivy, z&#225;n&#283;tu a COVID-19.</p><p>Tehdy mi to do&#353;lo: takhle si p&#345;edstavuji st&#225;&#345;&#237;. Takhle m&#225; vypadat ta dlouhov&#283;kost &#8212; v&#283;novat se i d&#225;l tomu, co miluji. A&#357; u&#382; je to v&#283;da nebo cokoliv jin&#233;ho.&nbsp;</p><p>I letos jsem j&#237; p&#345;&#225;la k narozenin&#225;m, i letos mi to osrd&#237;&#269;kovala. Pokud mluv&#237;te anglicky, doporu&#269;uji tento jej&#237; nov&#253; <a href="https://youtu.be/Op3BdmWYHdE?si=gDpsxSWaQyQSY1JI">podcast o vlivu v&#253;&#382;ivy na zdrav&#237;</a>, kde vych&#225;z&#237; ze sv&#253;ch mnohalet&#253;ch v&#253;zkum&#367;. Krom&#283; detail&#367; o z&#225;n&#283;tliv&#253;ch mastn&#253;ch kyselin&#225;ch se dozv&#237;te o tom, co s na&#353;&#237;m mozkem d&#283;l&#225; frukt&#243;za, pro&#269; n&#225;m n&#283;kter&#233; rostlinn&#233; oleje d&#283;laj&#237; dob&#345;e a jin&#233; ne, nebo co si tato zku&#353;en&#225; v&#283;dkyn&#283; mysl&#237; o b&#237;lkovin&#225;ch v masov&#253;ch n&#225;hra&#382;k&#225;ch. Ale p&#345;edev&#353;&#237;m uvid&#237;te v p&#345;&#237;m&#233;m p&#345;enosu, &#382;e lidsk&#253; mozek m&#367;&#382;e n&#283;komu v 91 letech fungovat l&#233;pe ne&#382; mnoh&#253;m t&#345;icetilet&#253;m.&nbsp;</p><p>V&#283;k je jenom &#269;&#237;slo. Tahle kouzeln&#225; babi&#269;ka je toti&#382; skute&#269;n&#225;!</p></blockquote><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!HZAR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_webp, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!HZAR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png" width="1456" height="184" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:184,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171321,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="/__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_424, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 424w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_848, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 848w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1272, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1272w, /__u/substackcdn.com/image/fetch/$s_!HZAR!, /__u/belandy.substack.com/w_1456, /__u/belandy.substack.com/c_limit, /__u/belandy.substack.com/f_auto, /__u/belandy.substack.com/q_auto:good, /__u/belandy.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F952d585b-2705-42b8-b034-df2a98909d0c_2535x321.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h3>St&#345;&#237;pky pozn&#225;mek</h3><p>&#129752; Libo-li o&#345;&#237;&#353;ky, sem&#237;nka, lu&#353;t&#283;niny nebo naopak &#382;ivo&#269;i&#353;n&#233; produkty? V tom v&#353;em je schovan&#225; jedna drobn&#225; aminokyselina, kterou si na&#353;e t&#283;lo samo neum&#237; vyrobit. Jmenuje se tryptofan a holduje mu mimo jin&#233; i n&#225;&#353; st&#345;evn&#237; mikrobiom, kter&#253; ho rozkl&#225;d&#225; na drobn&#283;j&#353;&#237; l&#225;tky. N&#283;kolik z nich si pak vezme m&#237;sto v nedalek&#253;ch receptorech na sliznici st&#345;eva a tam si vesele veget&#237;, sni&#382;uje v&#253;robu jist&#233; regula&#269;n&#237; b&#237;lkoviny a zacl&#225;n&#237;. Komu? Patogenn&#237; bakterii <em>E. coli</em>, kter&#225; se bez p&#345;&#237;tomnosti on&#233; b&#237;lkoviny nedok&#225;&#382;e p&#345;ichytit na st&#345;evn&#237; sliznici a zp&#367;sobit infekci. &#381;&#225;dn&#225; hore&#269;ka, &#382;&#225;dn&#233; k&#345;e&#269;e, krv&#225;cen&#237; nebo t&#345;eba selh&#225;n&#237; ledvin. Jak p&#345;esn&#283; zmi&#328;ovan&#253; receptor (kter&#253; byl d&#345;&#237;ve zn&#225;m jen jako receptor hormononu dopaminu v centr&#225;ln&#237; nervov&#233; soustav&#283;) pracuje ve st&#345;ev&#283; se je&#353;t&#283; nev&#237;. V&#283;dci nad t&#237;m usilovn&#283; <a href="https://www.nature.com/articles/s41586-024-07179-5">b&#225;daj&#237;</a>.  &nbsp;&nbsp; </p><p>&#128044; V&#283;d&#283;li jste, &#382;e existuje p&#283;t druh&#367; ozuben&#253;ch kytovc&#367;, kter&#233; spolu s n&#225;mi lidmi pat&#345;&#237; mezi jedin&#233; savce proch&#225;zej&#237;c&#237; menopauzou? J&#225; to do ned&#225;vna netu&#353;ila. P&#345;e&#269;&#237;st si o tom bl&#237;&#382;e m&#367;&#382;ete <a href="https://www.nature.com/articles/s41586-024-07159-9">tady</a>. Zaj&#237;mav&#253; v&#283;deck&#253; po&#269;in. Samice t&#283;chto kytovc&#367; pr&#253; d&#237;ky menopauze &#382;ij&#237; asi o 40 let (!!!) d&#233;le ne&#382; samice jin&#253;ch kytovc&#367; podobn&#233; velikosti (podobn&#233; je to i v porovn&#225;n&#237; se samci). Mohou se tak starat d&#233;le o sv&#233; d&#283;ti a vnou&#269;ata. O&#269;ividn&#283; m&#225;me s velrybami podobn&#283;j&#353;&#237; styl &#382;ivota, ne&#382; jsme si dosud mysleli. Tak&#382;e d&#225;my, a&#382; se budete pot&#253;kat s menopauzou v&#283;zte, &#382;e v tom nejste samy. Po boku v&#225;m stoj&#237; samice kulohlavce Sieboldova, neprav&#253;ch kosatek, kosatek drav&#253;ch, narval&#367; a b&#283;luh. Docela cool spole&#269;nost.&nbsp;(Pozor, nejedn&#225; se o velryby, ty pat&#345;&#237; mezi kosticovce a lov&#237; plankton a drobn&#233; breberky. Ozuben&#237; kytovci jsou dravci. Kosatka drav&#225; m&#225; sice v angli&#269;tin&#283; obl&#237;ben&#253; n&#225;zev &#8220;<em>killer whale</em>&#8221;, kter&#253; se v&#353;ak v&#283;dci sna&#382;&#237; laiky p&#345;eu&#269;it na n&#225;zev &#8220;<em>orca</em>&#8221;. Ona toti&#382; kosatka pat&#345;&#237; mezi delf&#237;ny a ne velryby&#8230;)</p><p>&#128107; Vedle menopauzy se od sv&#253;ch chlapsk&#253;ch prot&#283;j&#353;k&#367; li&#353;&#237;me je&#353;t&#283; kilometrem dal&#353;&#237;ch v&#283;c&#237;. Mimo jin&#233; i <a href="https://www.sciencedirect.com/science/article/pii/S1087079224000303?via%3Dihub#sec6">sp&#225;nkem, cirkadi&#225;nn&#237;mi rytmy (tj. vnit&#345;n&#237;mi hodinami) a metabolismem</a>. Pokud tedy trp&#237;me poruchami n&#283;kter&#233;ho ze zm&#237;n&#283;n&#253;ch proces&#367;, je dobr&#233; volit l&#233;&#269;bu podle na&#353;eho pohlav&#237;, proto&#382;e mu&#382;i i &#382;eny reaguj&#237; na zvolen&#233; l&#233;&#269;ebn&#233; postupy odli&#353;n&#283;. &#381;eny trp&#237; na v&#253;kyvy v kvalit&#283; sp&#225;nku a na nespavost mnohem &#269;ast&#283;ji ne&#382; mu&#382;i. Pot&#237;&#382;e se sp&#225;nkem jsou pak spojeny s vy&#353;&#353;&#237;m rizikem &#250;zkost&#237; a depresivn&#237;ch stav&#367;, kter&#253;mi &#382;eny trp&#237; tedy logicky v&#237;ce ne&#382; mu&#382;i. Spolu s t&#237;m jde ruku v ruce vy&#353;&#353;&#237; riziko poruch p&#345;&#237;jmu potravy i vzniku syndromu neklidn&#253;ch nohou. Studie ze sp&#225;nkov&#253;ch laborato&#345;&#237; p&#345;itom ukazuj&#237;, &#382;e &#382;eny sp&#237; d&#233;le ne&#382; mu&#382;i. Krom&#283; v&#253;&#353;e zm&#237;n&#283;n&#233;ho jsou i na&#353;e cirkadi&#225;nn&#237; rytmy jin&#233; &#8212; u &#382;en je pr&#253; cirkadi&#225;nn&#237; cyklus asi o 6 minut krat&#353;&#237; ne&#382; u mu&#382;&#367;.&nbsp; Mu&#382;i maj&#237; tedy tendenci k pozd&#283;j&#353;&#237;mu chronotypu a &#269;asto preferuj&#237; pozd&#283;j&#353;&#237; us&#237;n&#225;n&#237; i vst&#225;v&#225;n&#237;. Tak&#233; v&#237;ce trp&#237;, pokud jim n&#283;co jejich sp&#225;nek naru&#353;&#237; a tento bol pak nej&#269;ast&#283;ji zah&#225;n&#283;j&#237; j&#237;dlem. Obecn&#283; je nedostatek sp&#225;nku spojen s vy&#353;&#353;&#237;m rizikem obezity v d&#367;sledku emo&#269;n&#237;ho zaj&#237;d&#225;n&#237; vznikl&#233;ho stresu.</p><p>&#128368; U cirkadi&#225;nn&#237;ch rytm&#367; si je&#353;t&#283; chvilku pobudeme. Podle ned&#225;vn&#233; studie <a href="https://www.science.org/doi/10.1126/sciadv.adm9281">ovliv&#328;uj&#237; cirkadi&#225;nn&#237; v&#253;kyvy &#250;&#269;innost l&#233;k&#367;</a>. Jestli si dan&#253; l&#233;k zobnete r&#225;no nebo t&#345;eba a&#382; ve&#269;er nemus&#237; m&#237;t stejn&#253; efekt, proto&#382;e metabolismus jeho odbour&#225;v&#225;n&#237; v j&#225;trech se v r&#367;znou denn&#237; dobu m&#367;&#382;e li&#353;it. Pod kontrolou cirkadi&#225;nn&#237;ch rytm&#367; je pr&#253; v&#237;ce ne&#382; 300 jatern&#237;ch gen&#367;. Auto&#345;i studie se nyn&#237; sna&#382;&#237; popsat tyto vlivy a vytvo&#345;it d&#237;ky tomu lep&#353;&#237; d&#225;vkovac&#237; sch&#233;mata pro sou&#269;asn&#225; l&#233;&#269;iva, kter&#225; by se tak mohla pod&#225;vat v dobu, kdy jsou t&#283;lem nejl&#233;pe vst&#345;eb&#225;v&#225;na a maj&#237; nejmen&#353;&#237; vedlej&#353;&#237; &#250;&#269;inky.&nbsp;Mimo to se taky uk&#225;zalo, &#382;e spousta ze zm&#237;n&#283;n&#253;ch gen&#367; je prov&#225;z&#225;na s reakc&#237; na infekci a j&#225;tra jsou tak na ni n&#225;chyln&#283;j&#353;&#237; v z&#225;vislosti na denn&#237; dob&#283;.</p><p>&#129515; O tom, &#382;e um&#237;me vyu&#382;&#237;vat bakteri&#225;ln&#237; pracanty ke kde&#269;emu, asi v&#237;te. Ale sly&#353;eli jste u&#382; o <a href="https://www.nature.com/articles/s41587-024-02194-3">um&#283;l&#233; k&#367;&#382;i vyr&#225;b&#283;n&#233; bakteriemi, kter&#225; se nav&#237;c sama &#269;ern&#283; barv&#237;</a>? P&#283;stov&#225;n&#237; mikrob&#367; k v&#253;rob&#283; udr&#382;iteln&#253;ch textili&#237; a barviv je posledn&#237; roky na vzestupu, ale tenhleten majstr&#353;tyk, kdy se spojilo oboj&#237; do jednoho, tak ten tu je&#353;t&#283; nebyl. V&#283;dc&#367;m se poda&#345;ilo upravit bakteri&#225;ln&#237; d&#283;ln&#237;ky tak, aby vyr&#225;b&#283;li jak materi&#225;l, tak barvivo. U&#382; z v&#253;sledn&#233;ho materi&#225;lu dokonce vznikly i prototypy bot a pen&#283;&#382;enky. P&#345;itom samotn&#225; v&#253;roba t&#233;to um&#283;l&#233; vegansk&#233; k&#367;&#382;e vyd&#225;v&#225; jen nepatrn&#233; mno&#382;stv&#237; emis&#237; uhl&#237;ku, a vy&#382;aduje mal&#233; mno&#382;stv&#237; vody, p&#367;dy a &#269;asu v porovn&#225;n&#237; s konven&#269;n&#237; v&#253;robou k&#367;&#382;e a ko&#382;en&#253;ch v&#253;robk&#367; (a taky u toho nezabu&#269;&#237; ani jedna kravi&#269;ka). Bonusem je to, &#382;e se tento typ textilie um&#237; rozlo&#382;it bez uvoln&#283;n&#237; toxick&#253;ch l&#225;tek do prost&#345;ed&#237;. V&#283;dci si moment&#225;ln&#283; hraj&#237; s barvi&#269;kami a sna&#382;&#237; se sv&#367;j v&#253;tvor posouvat d&#225;l a d&#225;l, aby tak lidem p&#345;ibl&#237;&#382;ili ekologicky udr&#382;itelnou m&#243;du.</p><p>&#10052;&#65039; A te&#271; se mrknem na starou zn&#225;mou plastokalypsu, o kter&#233; tu sem tam p&#237;&#353;u a jen tak nep&#345;estanu. Proto&#382;e JE to probl&#233;m a je t&#345;eba ho &#345;e&#353;it. Zru&#353;en&#237; plastov&#253;ch br&#269;ek tomu opravdu nepom&#367;&#382;e (nav&#237;c jsem v&#225;m u&#382; popisovala, &#382;e jsou nov&#225; pap&#237;rov&#225; br&#269;ka na&#353;emu zdrav&#237; i p&#345;&#237;rod&#283; &#353;kodliv&#225;, tak&#382;e jsme se moc neposunuli). Za posledn&#237; roky se mikroplasty na&#353;ly snad ve v&#353;em &#8212; od vod, p&#345;es zv&#237;&#345;ata a&#382; po na&#353;e vnit&#345;n&#237; org&#225;ny v&#269;etn&#283; na&#353;ich nenarozen&#253;ch d&#283;t&#237; v d&#283;loze. Ka&#382;d&#253; t&#253;den se n&#225;m do t&#283;la dostane tolik mikroplast&#367;, &#382;e by se z toho dala poskl&#225;dat kreditn&#237; karta v&#269;etn&#283; embossingu a v&#353;ech kudrlinek okolo. V&#283;dci se te&#271; zam&#283;&#345;ili na to, co d&#283;laj&#237; tyto &#269;&#225;stice v na&#353;ich t&#283;lech. D&#253;ch&#225;me je, j&#237;me je, pijeme je ka&#382;d&#253; den. Nav&#237;c se mohou pr&#253; toxick&#233; l&#225;tky z mikroplast&#367; <a href="https://www.sciencedirect.com/science/article/pii/S0160412024002216?via%3Dihub">vst&#345;eb&#225;vat do t&#283;la i k&#367;&#382;&#237;</a>. Studie na my&#353;&#237;ch, kter&#225; trvala 4 t&#253;dny, uk&#225;zala, &#382;e jsou <a href="https://ehp.niehs.nih.gov/doi/10.1289/EHP13435">mikroplasty schopny dostat se ze st&#345;ev do ledvin, jater ale i mozku</a>. Tam potom m&#283;n&#237; tk&#225;&#328;ov&#253; metabolismus, ovliv&#328;uj&#237; imunitn&#237; syst&#233;m, zp&#367;sobuj&#237; z&#225;n&#283;ty a v&#367;bec &#8212; nen&#237; to dobr&#253;. A te&#271; si p&#345;edstavte, co to m&#367;&#382;e ud&#283;lat s na&#353;imi t&#283;ly, kdy&#382; jsme mikroplast&#367;m vystaveni prakticky po&#345;&#225;d. Auto&#345;i studie se vrhli na v&#253;zkum toho, jak ovliv&#328;uje vst&#345;eb&#225;v&#225;n&#237; mikroplast&#367; potrava a jestli to s n&#237; dok&#225;&#382;eme aspo&#328; trochu zachr&#225;nit. Mikroplasty toti&#382; m&#283;n&#237; i n&#225;&#353; st&#345;evn&#237; mikrobiom a jeho slo&#382;en&#237;.&nbsp;</p><div><hr></div><div class="preformatted-block" data-component-name="PreformattedTextBlockToDOM"><label class="hide-text" contenteditable="false">Text within this block will maintain its original spacing when published</label><pre class="text"><em>Zde kon&#269;&#237; m&#233; vypr&#225;v&#283;n&#237;, 
t&#283;&#353;&#237;m se p&#345;&#237;&#353;t&#283; na p&#345;e&#269;ten&#237;.</em></pre></div><p></p><p>M&#283;jte se kr&#225;sn&#283; a nikdy se nep&#345;est&#225;vejte pt&#225;t!</p><p></p><p>Kr&#225;sn&#253; ve&#269;er v&#225;m p&#345;eje</p><p>B&#225;ra Belandy Dvo&#345;&#225;kov&#225;</p><p></p><div><hr></div><p><strong>Kde je&#353;t&#283; najdete moje p&#237;smenka &#269;i osobu a s &#269;&#237;m v&#225;m mohu pomoci?</strong></p><p>&#129517; <em><strong><a href="https://belandy.art/kreativni-lecebna/">Kreativn&#237; l&#233;&#269;ebna</a></strong></em> &#8211; pom&#225;h&#225;m tv&#367;rc&#367;m vymotat se ze slep&#253;ch uli&#269;ek a naj&#237;t zp&#283;t cestu do kreativity, narovn&#225;v&#225;m slo&#382;itosti v&nbsp;textech a pom&#225;h&#225;m s obsahov&#253;m psan&#237;m</p><p>&#127912; <em><strong><a href="https://belandy.art/kreativni-dilna/">Kreativn&#237; d&#237;lna</a></strong></em> &#8211; tvo&#345;&#237;m ilustrace a akvarelovou kr&#225;su ko&#345;en&#283;nou tu&#353;&#237;</p><p>&#127759; <em><strong><a href="https://belandy.art/svety-v-nas/">Sv&#283;ty v n&#225;s</a></strong></em> &#8211; u&#269;&#237;m a p&#345;edn&#225;&#353;&#237;m o taj&#237;ch na&#353;eho imunitn&#237;ho syst&#233;mu</p><p>&#128218; <em><strong>Nakladatelstv&#237; Lelk&#225;rna</strong></em> &#8211; spolutvo&#345;&#237;m mali&#269;k&#233; nakladatelstv&#237; pro mal&#233; velk&#233; spisovatele</p><p>&#128240; <em><strong><a href="/__u/tvurcovskenoviny.substack.com/">Tv&#367;rcovsk&#233; noviny</a></strong></em> &#8211; pom&#225;h&#225;m tvo&#345;it ka&#382;dom&#283;s&#237;&#269;n&#237; pov&#237;d&#225;n&#237; o &#382;ivotech tvo&#345;iv&#253;ch du&#353;&#237;, jejich d&#237;le a l&#225;sce k&nbsp;n&#283;mu.</p><p>&#128251; <em><strong><a href="https://open.spotify.com/show/0MxmB5onwgGbHLK6BwFPqz?si=3893f6e33ea44131">Tv&#367;rcovsk&#233; r&#225;dio</a></strong></em> &#8211; vypr&#225;v&#237;me spolu s dal&#353;&#237;mi tv&#367;rci sv&#233; p&#345;&#237;b&#283;hy sv&#283;tu.</p><p>&#129498;&#8205;&#9792;&#65039; <em><strong><a href="/__u/creacio.substack.com/">Creaci&#243;</a> </strong></em>&#8211; st&#345;e&#382;&#237;m prostor pro nevid&#283;n&#233; tv&#367;rce a pom&#225;h&#225;m jim b&#253;t sly&#353;et.</p><p>&#129446; <em><strong><a href="http://tisina.space">Nada&#269;n&#237; fond Ti&#353;ina</a></strong></em> &#8211; spolutvo&#345;&#237;m vesnici a z&#225;chytnou s&#237;&#357; pro ty, je&#382; maj&#237; pocit, &#382;e padaj&#237; a pot&#345;ebuj&#237; oporu.</p><p>&#127994; Nebo si spolu m&#367;&#382;eme pokecat nad &#353;&#225;lkem va&#353;eho obl&#237;ben&#233;ho n&#225;poje. Najdete mne v&#353;ude tam, kde maj&#237; dobr&#253; &#269;aj. Jen mi dejte na mail echo, &#382;e se chcete vid&#283;t. M&#367;j mozkov&#253; p&#345;ij&#237;ma&#269; je sice vylad&#283;n na jemnou percepci, le&#269; chytat telepatick&#233; zpr&#225;vy je&#353;t&#283; neum&#237;.</p><div><hr></div><p><em>Pokud se v&#225;m <strong>V&#283;deck&#253; ob&#283;&#382;n&#237;k </strong>l&#237;b&#237;, m&#367;&#382;ete mu d&#225;t srd&#237;&#269;ko. P&#345;&#237;padn&#283; mne m&#367;&#382;ete pozvat na &#269;aj a pov&#237;d&#225;n&#237; v n&#283;jak&#233; dobr&#233; &#269;ajovn&#283; nebo kav&#225;rn&#283;.</em></p><p></p>]]></content:encoded></item></channel></rss>