{"id":110671,"date":"2026-07-13T04:21:58","date_gmt":"2026-07-13T02:21:58","guid":{"rendered":"https:\/\/www.infokuryr.cz\/n\/?p=110671"},"modified":"2026-07-13T04:21:58","modified_gmt":"2026-07-13T02:21:58","slug":"studie-odhalila-jak-muze-spankova-poloha-prispivat-k-postupne-ztrate-zraku","status":"publish","type":"post","link":"https:\/\/www.infokuryr.cz\/n\/2026\/07\/13\/studie-odhalila-jak-muze-spankova-poloha-prispivat-k-postupne-ztrate-zraku\/","title":{"rendered":"Studie odhalila, jak m\u016f\u017ee sp\u00e1nkov\u00e1 poloha p\u0159isp\u00edvat k postupn\u00e9 ztr\u00e1t\u011b zraku"},"content":{"rendered":"<div id=\"fb-root\"><\/div>\n<p><strong><span dir=\"auto\">\u00a0V\u011bt\u0161ina lid\u00ed s glaukomem si ve\u010der k\u00e1pne p\u0159edepsan\u00e9 o\u010dn\u00ed kapky a v\u011b\u0159\u00ed, \u017ee pro sv\u00e9 o\u010di ud\u011blala v\u0161e pot\u0159ebn\u00e9.<\/span><\/strong><\/p>\n<p><span dir=\"auto\">V\u011bdci v\u0161ak upozor\u0148uj\u00ed, \u017ee o tom, jak\u00e9mu tlaku je zrakov\u00fd nerv vystaven b\u011bhem n\u00e1sleduj\u00edc\u00edch \u0161esti a\u017e osmi hodin, m\u016f\u017ee \u010d\u00e1ste\u010dn\u011b rozhodovat tak\u00e9 poloha, ve kter\u00e9 \u010dlov\u011bk sp\u00ed.<\/span><\/p>\n<p><span dir=\"auto\">P\u0159esto\u017ee samotn\u00e1 sp\u00e1nkov\u00e1 poloha glaukom nezp\u016fsobuje ani nevyl\u00e9\u010d\u00ed, st\u00e1le v\u00edce v\u00fdzkum\u016f nazna\u010duje, \u017ee m\u016f\u017ee ovliv\u0148ovat tlak v oku b\u011bhem noci. A pr\u00e1v\u011b jeho dlouhodob\u00e9 zv\u00fd\u0161en\u00ed pat\u0159\u00ed mezi nejv\u00fdznamn\u011bj\u0161\u00ed rizikov\u00e9 faktory postupn\u00e9ho po\u0161kozov\u00e1n\u00ed zrakov\u00e9ho nervu.<\/span><\/p>\n<h2><span dir=\"auto\">Co odhalila nov\u00e1 studie<\/span><\/h2>\n<p><span dir=\"auto\">Glaukom postihuje v\u00edce ne\u017e 80 milion\u016f lid\u00ed na cel\u00e9m sv\u011bt\u011b a pat\u0159\u00ed mezi nej\u010dast\u011bj\u0161\u00ed p\u0159\u00ed\u010diny nevratn\u00e9 ztr\u00e1ty zraku. V\u011bt\u0161ina pacient\u016f se p\u0159irozen\u011b soust\u0159e\u010fuje na o\u010dn\u00ed kapky, pravideln\u00e9 kontroly a hodnoty tlaku nam\u011b\u0159en\u00e9 b\u011bhem n\u00e1v\u0161t\u011bvy o\u010dn\u00edho l\u00e9ka\u0159e.<\/span><\/p>\n<p><span dir=\"auto\">V\u00fdzkum publikovan\u00fd v\u00a0<\/span><em><span dir=\"auto\">British Journal of Ophthalmology<\/span><\/em><span dir=\"auto\">\u00a0v\u0161ak upozornil na faktor, jemu\u017e se zat\u00edm v\u011bnuje mnohem men\u0161\u00ed pozornost \u2013 polohu t\u011bla b\u011bhem sp\u00e1nku.<\/span><\/p>\n<p><span dir=\"auto\">V\u00fdzkumn\u00edci sledovali 144 pacient\u016f s glaukomem, kter\u00fdm b\u011bhem 24 hodin m\u011b\u0159ili nitroo\u010dn\u00ed tlak ka\u017ed\u00e9 dv\u011b hodiny. Hodnoty porovn\u00e1valy p\u0159i le\u017een\u00ed naplocho i p\u0159i poloze, kdy byla hlava zvednuta p\u0159ibli\u017en\u011b o 20 a\u017e 35 stup\u0148\u016f pomoc\u00ed dvou b\u011b\u017en\u00fdch pol\u0161t\u00e1\u0159\u016f.<\/span><\/p>\n<p><span dir=\"auto\">Uk\u00e1zalo se, \u017ee zvednut\u00e1 poloha hlavy byla spojena s vy\u0161\u0161\u00edm tlakem v oku a z\u00e1rove\u0148 s ni\u017e\u0161\u00edm o\u010dn\u00edm perf\u00fazn\u00edm tlakem, tedy tlakem, kter\u00fd ovliv\u0148uje pr\u016ftok krve do zrakov\u00e9ho nervu. Tento efekt byl v\u00fdrazn\u011bj\u0161\u00ed zejm\u00e9na u mlad\u0161\u00edch pacient\u016f au lid\u00ed s prim\u00e1rn\u00edm glaukomem s otev\u0159en\u00fdm \u00fahlem.<\/span><\/p>\n<p><span dir=\"auto\">Aby v\u00fdzkumn\u00edci l\u00e9pe pochopili mechanismus t\u011bchto zm\u011bn, vy\u0161et\u0159ili ultrazvukem i 20 zdrav\u00fdch dobrovoln\u00edk\u016f. Zjistili, \u017ee zvednut\u00e1 poloha hlavy m\u016f\u017ee zvy\u0161ovat tlak v kr\u010dn\u00edch \u017eil\u00e1ch, co\u017e pravd\u011bpodobn\u011b p\u0159isp\u00edv\u00e1 ke zv\u00fd\u0161en\u00ed tlaku v oku.<\/span><\/p>\n<p><span dir=\"auto\">Je v\u0161ak t\u0159eba zd\u016fraznit, \u017ee studie sledovala p\u0159edev\u0161\u00edm zm\u011bny tlaku v oku a neprokazovala, \u017ee samotn\u00e1 zm\u011bna sp\u00e1nkov\u00e9 polohy zpomaluje progresi glaukomu nebo sni\u017euje riziko ztr\u00e1ty zraku.<\/span><\/p>\n<p><span dir=\"auto\">Jedn\u00e1 se sp\u00ed\u0161e o dal\u0161\u00ed d\u00edl skl\u00e1da\u010dky, kter\u00fd pom\u00e1h\u00e1 l\u00e9pe pochopit, co se s o\u010dima d\u011bje b\u011bhem sp\u00e1nku.<\/span><\/p>\n<h2><span dir=\"auto\">Pro\u010d m\u016f\u017ee b\u00fdt noc rozhoduj\u00edc\u00ed<\/span><\/h2>\n<p><span dir=\"auto\">B\u011bhem sp\u00e1nku tlak v oku p\u0159irozen\u011b kol\u00eds\u00e1. Ovliv\u0148uje ho zejm\u00e9na:<\/span><\/p>\n<ul>\n<li><span dir=\"auto\">horizont\u00e1ln\u00ed poloha t\u011bla<\/span><\/li>\n<li><span dir=\"auto\">zm\u011bny odtoku nitroo\u010dn\u00ed tekutiny<\/span><\/li>\n<li><span dir=\"auto\">zm\u011bny krevn\u00edho ob\u011bhu<\/span><\/li>\n<\/ul>\n<p><span dir=\"auto\">V\u011bt\u0161ina rozhodnut\u00ed o l\u00e9\u010db\u011b glaukomu p\u0159itom vych\u00e1z\u00ed z m\u011b\u0159en\u00ed proveden\u00fdch b\u011bhem dne vsed\u011b. Je proto mo\u017en\u00e9, \u017ee tyto hodnoty zcela nevystihuj\u00ed zat\u00ed\u017een\u00ed zrakov\u00e9ho nervu po dobu \u0161esti a\u017e osmi hodin sp\u00e1nku ka\u017edou noc.<\/span><\/p>\n<p><span dir=\"auto\">Pr\u00e1v\u011b proto se v posledn\u00edch letech st\u00e1le v\u011bt\u0161\u00ed pozornost v\u011bnuje no\u010dn\u00edmu o\u010dn\u00edmu tlaku a jeho kol\u00eds\u00e1n\u00ed. N\u011bkolik v\u00fdzkum\u016f toti\u017e ukazuj\u00ed, \u017ee u \u010d\u00e1sti pacient\u016f doch\u00e1z\u00ed k dal\u0161\u00edmu po\u0161kozen\u00ed zrakov\u00e9ho nervu navzdory tomu, \u017ee hodnoty nam\u011b\u0159en\u00e9 b\u011bhem kontrol v ambulanci se jev\u00ed jako dob\u0159e kompenzovan\u00e9.<\/span><\/p>\n<p><span dir=\"auto\">V\u011bdci proto zkoumaj\u00ed, jestli pr\u00e1v\u011b tlak b\u011bhem sp\u00e1nku nebo zm\u011bny prokrven\u00ed zrakov\u00e9ho nervu nemohou b\u00fdt jedn\u00edm z vysv\u011btlen\u00ed.<\/span><\/p>\n<p><span dir=\"auto\">Pokud se tento p\u0159edpoklad potvrd\u00ed iv dal\u0161\u00edch kvalitn\u00edch studi\u00edch, m\u016f\u017ee v budoucnu ovlivnit doporu\u010den\u00ed pro pacienty s glaukomem.<\/span><\/p>\n<h2><span dir=\"auto\">Pro\u010d m\u016f\u017ee poloha hlavy hr\u00e1t roli<\/span><\/h2>\n<p><span dir=\"auto\">Zrakov\u00fd nerv p\u0159en\u00e1\u0161\u00ed obrazov\u00e9 informace z oka do mozku. Dlouhodob\u011b zv\u00fd\u0161en\u00fd tlak v oku m\u016f\u017ee u n\u011bkter\u00fdch pacient\u016f p\u0159isp\u00edvat k jeho postupn\u00e9mu po\u0161kozen\u00ed, co\u017e vede k typick\u00e9mu zu\u017eov\u00e1n\u00ed zorn\u00e9ho pole p\u0159i glaukomu.<\/span><\/p>\n<p><span dir=\"auto\">Podle autor\u016f studie vy\u0161\u0161\u00ed poloha hlavy b\u011bhem sp\u00e1nku u \u010d\u00e1sti pacient\u016f zvy\u0161ovala tlak v kr\u010dn\u00edch \u017eil\u00e1ch. To n\u00e1sledn\u011b zt\u011b\u017euje odtok krve z oblasti oka a m\u016f\u017ee p\u0159isp\u011bt ke zv\u00fd\u0161en\u00ed tlaku v oku.<\/span><\/p>\n<p><span dir=\"auto\">V\u00fdzkumy z\u00e1rove\u0148 nazna\u010duj\u00ed, \u017ee roli hraje i sp\u00e1nek na boku. N\u011bkter\u00e9 p\u0159edchoz\u00ed pr\u00e1ce uk\u00e1zaly, \u017ee oko oto\u010den\u00e9 sm\u011brem k pol\u0161t\u00e1\u0159i ji\u017e b\u011bhem n\u011bkolika minut vykazuje vy\u0161\u0161\u00ed tlak.<\/span><\/p>\n<p><span dir=\"auto\">N\u011bkter\u00e9 studie dokonce zaznamenaly souvislost mezi stranou, na kter\u00e9 pacient nej\u010dast\u011bji sp\u00ed, a v\u00fdrazn\u011bj\u0161\u00edm po\u0161kozen\u00edm p\u0159\u00edslu\u0161n\u00e9ho oka. Zat\u00edm v\u0161ak nejde o definitivn\u011b potvrzen\u00fd vztah a bude zapot\u0159eb\u00ed dal\u0161\u00ed v\u00fdzkum.<\/span><\/p>\n<p><span dir=\"auto\">Tyto poznatky nazna\u010duj\u00ed, \u017ee zp\u016fsob sp\u00e1nku je jedn\u00edm z faktor\u016f ovliv\u0148uj\u00edc\u00edch pr\u016fb\u011bh glaukomu. Zdaleka se v\u0161ak nejedn\u00e1 o jedin\u00fd. V\u00fdvoj onemocn\u011bn\u00ed ovliv\u0148uje n\u011bkolik faktor\u016f, nap\u0159\u00edklad:<\/span><\/p>\n<ul>\n<li><span dir=\"auto\">v\u00fd\u0161ka o\u010dn\u00edho tlaku<\/span><\/li>\n<li><span dir=\"auto\">v\u011bk<\/span><\/li>\n<li><span dir=\"auto\">genetick\u00e1 predispozice<\/span><\/li>\n<li><span dir=\"auto\">prokrven\u00ed zrakov\u00e9ho nervu<\/span><\/li>\n<li><span dir=\"auto\">tlou\u0161\u0165ka rohovky<\/span><\/li>\n<li><span dir=\"auto\">individu\u00e1ln\u00ed citlivost nervov\u00fdch vl\u00e1ken<\/span><\/li>\n<\/ul>\n<h2><span dir=\"auto\">Co m\u016f\u017eete ud\u011blat, pokud m\u00e1te glaukom nebo zv\u00fd\u0161en\u00fd o\u010dn\u00ed tlak<\/span><\/h2>\n<p><span dir=\"auto\">Za\u010dn\u011bte t\u00edm, co m\u016f\u017eete ovlivnit u\u017e dnes ve\u010der. Pokud v\u00e1m to zdravotn\u00ed stav umo\u017e\u0148uje a sp\u00edte pohodln\u011b na z\u00e1dech, je rozumn\u00e9 vyhnout se p\u0159\u00edli\u0161 vysok\u00e9mu podlo\u017een\u00ed hlavy.<\/span><\/p>\n<p><span dir=\"auto\">Na z\u00e1klad\u011b sou\u010dasn\u00fdch poznatk\u016f se zd\u00e1, \u017ee pevn\u00fd, ni\u017e\u0161\u00ed pol\u0161t\u00e1\u0159, kter\u00fd udr\u017euje krk v neutr\u00e1ln\u00ed poloze, m\u016f\u017ee pomoci omezit zv\u00fd\u0161en\u00ed tlaku v oku b\u011bhem noci.<\/span><\/p>\n<p><span dir=\"auto\">Ne ka\u017ed\u00fd v\u0161ak dok\u00e1\u017ee sp\u00e1t na z\u00e1dech. Lid\u00e9 s refluxem, sp\u00e1nkov\u00fdm apnoe, bolestmi p\u00e1te\u0159e nebo jin\u00fdmi zdravotn\u00edmi probl\u00e9my budou pot\u0159ebovat jinou polohu. V takov\u00e9m p\u0159\u00edpad\u011b nen\u00ed vhodn\u00e9 m\u011bnit za\u017eit\u00fd zp\u016fsob sp\u00e1nku za ka\u017edou cenu.<\/span><\/p>\n<p><span dir=\"auto\">Mnohem rozumn\u011bj\u0161\u00ed je poradit se s o\u010dn\u00edm l\u00e9ka\u0159em, zda m\u00e1 zm\u011bna sp\u00e1nkov\u00e9 polohy ve va\u0161em p\u0159\u00edpad\u011b v\u00fdznam a zda existuj\u00ed i \u200b\u200bjin\u00e9 mo\u017enosti, jak sn\u00ed\u017eit zat\u00ed\u017een\u00ed zrakov\u00e9ho nervu b\u011bhem noci.<\/span><\/p>\n<p><span dir=\"auto\">Krom\u011b polohy p\u0159i sp\u00e1nku m\u016f\u017ee zdrav\u00ed o\u010d\u00ed prosp\u011bt tak\u00e9:<\/span><\/p>\n<ul>\n<li><span dir=\"auto\">pravideln\u00e1 aerobn\u00ed aktivita<\/span><\/li>\n<li><span dir=\"auto\">omezen\u00ed nadm\u011brn\u00e9ho p\u0159\u00edjmu\u00a0<\/span><a href=\"https:\/\/www.badatel.net\/pravda-o-kofeine-kedy-je-pre-vas-dobry-a-kedy-nie\/\"><span dir=\"auto\">kofeinu<\/span><\/a><\/li>\n<li><span dir=\"auto\">nekou\u0159en\u00ed<\/span><\/li>\n<li><span dir=\"auto\">d\u016fsledn\u00e9 dodr\u017eov\u00e1n\u00ed p\u0159edepsan\u00e9 l\u00e9\u010dby<\/span><\/li>\n<\/ul>\n<h2><span dir=\"auto\">Jak\u00e9 dal\u0161\u00ed mo\u017enosti ochrany zraku nazna\u010duj\u00ed studie<\/span><\/h2>\n<p><span dir=\"auto\">N\u011bkter\u00e9 v\u00fdzkumy tak\u00e9 zkoumaly \u00falohu ur\u010dit\u00fdch \u017eivin jako dopl\u0148kov\u00e9 mo\u017enosti podpory zdrav\u00ed o\u010d\u00ed a regulace o\u010dn\u00edho tlaku.<\/span><\/p>\n<p><strong><span dir=\"auto\">Omega-3 mastn\u00e9 kyseliny, ho\u0159\u010d\u00edk, extrakt z bor\u016fvek \u010di ginkgo biloba<\/span><\/strong><span dir=\"auto\">\u00a0byly v n\u011bkter\u00fdch klinick\u00fdch studi\u00edch spojov\u00e1ny se zlep\u0161en\u00edm prokrven\u00ed oka nebo podporou mikrocirkulace.<\/span><\/p>\n<p><span dir=\"auto\">Tyto dopl\u0148ky nelze pova\u017eovat za n\u00e1hradu standardn\u00ed l\u00e9\u010dby glaukomu. Mohou v\u0161ak p\u0159edstavovat jednu z dopl\u0148kov\u00fdch mo\u017enost\u00ed, jak podpo\u0159it zdrav\u00ed o\u010d\u00ed a potenci\u00e1ln\u011b p\u0159isp\u011bt k p\u0159\u00edzniv\u011bj\u0161\u00edm hodnot\u00e1m o\u010dn\u00edho tlaku, v\u017edy v\u0161ak po konzultaci s o\u0161et\u0159uj\u00edc\u00edm l\u00e9ka\u0159em.<\/span><\/p>\n<p><span dir=\"auto\">P\u0159esto\u017ee v\u00fdzkum nazna\u010duje, \u017ee poloha b\u011bhem sp\u00e1nku ovliv\u0148uje tlak v oku, jde jen o jeden z v\u00edce faktor\u016f, kter\u00e9 se pod\u00edlej\u00ed na pr\u016fb\u011bhu glaukomu. Nejv\u011bt\u0161\u00ed v\u00fdznam nad\u00e1le z\u016fst\u00e1v\u00e1 pravideln\u00e9 sledov\u00e1n\u00ed u o\u010dn\u00edho l\u00e9ka\u0159e.<\/span><\/p>\n<p><span dir=\"auto\">Pokud v\u0161ak pat\u0159\u00edte mezi pacienty s glaukomem nebo zv\u00fd\u0161en\u00fdm o\u010dn\u00edm tlakem, mo\u017en\u00e1 stoj\u00ed za to v\u011bnovat p\u0159i nejbli\u017e\u0161\u00ed kontrole p\u00e1r minut i rozhovoru o tom, jak sp\u00edte.<\/span><\/p>\n<p><span dir=\"auto\">Jedn\u00e1 se jen o mal\u00fd detail ka\u017edodenn\u00ed rutiny. Ale pr\u00e1v\u011b takov\u00e9 detaily mohou p\u0159i chronick\u00fdch onemocn\u011bn\u00edch z dlouhodob\u00e9ho hlediska hr\u00e1t v\u011bt\u0161\u00ed roli, ne\u017e se doned\u00e1vna p\u0159edpokl\u00e1dalo.<\/span><\/p>\n<p><span dir=\"auto\">Autor: Jacob Thomas, Zdroj:\u00a0<\/span><a href=\"https:\/\/www.naturalnews.com\/2026-07-08-study-sleeping-position-could-be-destroying-vision.html\" target=\"_blank\" rel=\"noopener\"><span dir=\"auto\">naturalnews.com<\/span><\/a><span dir=\"auto\">\u00a0<\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0V\u011bt\u0161ina lid\u00ed s glaukomem si ve\u010der k\u00e1pne p\u0159edepsan\u00e9 o\u010dn\u00ed kapky a v\u011b\u0159\u00ed, \u017ee pro sv\u00e9&#8230;<\/p>\n","protected":false},"author":2,"featured_media":110672,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[6224,839,21,8673],"_links":{"self":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/110671"}],"collection":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/comments?post=110671"}],"version-history":[{"count":0,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/110671\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media\/110672"}],"wp:attachment":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media?parent=110671"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/categories?post=110671"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/tags?post=110671"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}