{"id":29153,"date":"2017-09-24T10:59:43","date_gmt":"2017-09-24T08:59:43","guid":{"rendered":"http:\/\/www.invarena.cz\/?p=29153"},"modified":"2017-09-24T10:59:43","modified_gmt":"2017-09-24T08:59:43","slug":"corriere-della-sera-obezita-v-mladi-prispiva-ke-vzniku-rakoviny","status":"publish","type":"post","link":"https:\/\/www.invarena.cz\/?p=29153","title":{"rendered":"Corriere della Sera: Obezita v ml\u00e1d\u00ed p\u0159isp\u00edv\u00e1 ke vzniku rakoviny"},"content":{"rendered":"<p><strong>Nadv\u00e1ha a obezita dosp\u00edvaj\u00edc\u00ed ml\u00e1de\u017ee b\u00fdv\u00e1 p\u0159\u00ed\u010dinou \u010dast\u011bj\u0161\u00edho onemocn\u011bn\u00ed rakovinou tlust\u00e9ho st\u0159eva a kone\u010dn\u00edku v dosp\u011blosti. Jak uk\u00e1zal v\u00fdzkum uskute\u010dn\u011bn\u00fd u dvou milion\u016f mladistv\u00fdch ve v\u011bku sedmn\u00e1cti let, pravd\u011bpodobnost v\u00fdskytu t\u011bchto chorob v dosp\u011blosti se s nadv\u00e1hou zvy\u0161uje v p\u0159\u00edpad\u011b tlust\u00e9ho st\u0159eva o 50 procent a v p\u0159\u00edpad\u011b kone\u010dn\u00edku a\u017e o 70 procent. P\u00ed\u0161e o tom italsk\u00fd den\u00edk Corriere della Sera.<\/strong><!--more--><\/p>\n<p>Kdo trp\u00ed nadv\u00e1hou nebo obezitou, je v dosp\u011bl\u00e9m v\u011bku \u010dast\u011bji vystaven riziku onemocn\u011bn\u00ed rakovinou tlust\u00e9ho st\u0159eva, upozor\u0148uje ned\u00e1vn\u00e1 studie zve\u0159ejn\u011bn\u00e1 na str\u00e1nk\u00e1ch v\u011bdeck\u00e9ho \u010dasopisu Cancer. V\u00fdsledky v\u00fdzkumu shrnuj\u00ed \u010detn\u00e9 dosavadn\u00ed poznatky jak o nebezpe\u010dn\u00e9 souvislosti nadbyte\u010dn\u00fdch kilogram\u016f s nejm\u00e9n\u011b \u0161esti r\u016fzn\u00fdmi typy rakoviny (rakovina d\u011blo\u017en\u00ed sliznice, tlust\u00e9ho st\u0159eva a kone\u010dn\u00edku, j\u00edcnu, ledvin, slinivky b\u0159i\u0161n\u00ed a prsu, zejm\u00e9na u \u017een v obdob\u00ed po menopauze), tak i o dnes ji\u017e prok\u00e1zan\u00e9 souvislosti mezi nadv\u00e1hou v ml\u00e1d\u00ed a zv\u00fd\u0161enou pravd\u011bpodobnost\u00ed onemocn\u011bn\u00ed chronick\u00fdmi chorobami s postupuj\u00edc\u00edm v\u011bkem.<\/p>\n<p>A\u017e dosud m\u011bly studie vztahuj\u00edc\u00ed se k v\u00e1ze v dosp\u00edv\u00e1n\u00ed a riziku onemocn\u011bn\u00ed rakovinou tlust\u00e9ho st\u0159eva v dosp\u011blosti rozporn\u00e9 v\u00fdsledky. V\u011bdci z Telavivsk\u00e9 univerzity v\u0161ak analyzovali \u00fadaje vztahuj\u00edc\u00ed se k v\u00edce ne\u017e milionu mu\u017e\u016f a v\u00edce ne\u017e 700.000 \u017een, kte\u0159\u00ed se podrobili test\u016fm zahrnuj\u00edc\u00edm m\u011b\u0159en\u00ed indexu t\u011blesn\u00e9 hmotnosti (BMI) v pr\u016fm\u011brn\u00e9m v\u011bku sedmn\u00e1cti let (od \u0161estn\u00e1cti do devaten\u00e1cti let), a to v letech 1967 a\u017e 2002. Tyto osoby byly sledov\u00e1ny a\u017e do roku 2012, ka\u017ed\u00e1 v pr\u016fm\u011bru 23 let. V\u011bdci registrovali t\u00e9m\u011b\u0159 3000 p\u0159\u00edpad\u016f onemocn\u011bn\u00ed rakovinou a zjistili, \u017ee nadv\u00e1ha a obezita zvy\u0161uj\u00ed o v\u00edce ne\u017e 50 procent pravd\u011bpodobnost onemocn\u011bn\u00ed rakovinou tlust\u00e9ho st\u0159eva a o v\u00edce ne\u017e 70 procent rakovinou kone\u010dn\u00edku.<\/p>\n<p>&#8222;Jde o dosud nejrozs\u00e1hlej\u0161\u00ed v\u00fdzkum na toto t\u00e9ma, kter\u00fd ukazuje v\u00fdznam m\u011b\u0159en\u00ed indexu t\u011blesn\u00e9 hmotnosti v dosp\u00edv\u00e1n\u00ed jako n\u00e1stroje k pos\u00edlen\u00ed zdravotn\u00edho stavu t\u011bchto osob,&#8220; uvedl hlavn\u00ed autor studie Zohar Levi.<\/p>\n<p>Pro kontrolu vlastn\u00ed hmotnosti jsou d\u016fle\u017eit\u00e9 dva parametry: za prv\u00e9 index t\u011blesn\u00e9 hmotnosti, kter\u00fd z\u00edsk\u00e1me tak, \u017ee vyd\u011bl\u00edme hmotnost v kilogramech druhou mocninou v\u00fd\u0161ky v metrech. Hodnota BMI ni\u017e\u0161\u00ed ne\u017e 25 znamen\u00e1 optim\u00e1ln\u00ed v\u00e1hu, nad 25 a\u017e do 30 nadv\u00e1hu a od 30 do 40 obezitu. \u010c\u00edslo nad 40 znamen\u00e1 t\u011b\u017ekou formu obezity. BMI je p\u0159ibli\u017en\u00fdm indexem, proto\u017ee nezohled\u0148uje fyzickou konstituci, rozm\u00edst\u011bn\u00ed tuku a svalov\u00e9 hmoty.<\/p>\n<p>Druh\u00fdm ukazatelem je obvod pasu, kter\u00fd vypov\u00edd\u00e1 o mno\u017estv\u00ed b\u0159i\u0161n\u00ed tukov\u00e9 tk\u00e1n\u011b. U \u017een by obvod pasu nem\u011bl p\u0159ekra\u010dovat 80 centimetr\u016f.<\/p>\n<p>Kilogramy nav\u00edc jsou spojeny s p\u0159ed\u010dasnou smrt\u00ed a dnes jsou sv\u011btov\u011b uzn\u00e1v\u00e1ny jako rizikov\u00e9 faktory kardiovaskul\u00e1rn\u00edch chorob, mrtvice, cukrovky a n\u00e1dor\u016f. K tomu je t\u0159eba p\u0159ipo\u010d\u00edtat, \u017ee nadv\u00e1ha je \u010dasto prov\u00e1zena dal\u0161\u00edmi zdravotn\u00edmi probl\u00e9my, jako je nap\u0159\u00edklad vysok\u00fd krevn\u00ed tlak, vysok\u00fd cholesterol, sp\u00e1nkov\u00e1 apnoe a d\u00fdchac\u00ed probl\u00e9my, astma \u010di komplikace v t\u011bhotenstv\u00ed.<\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>Nadv\u00e1ha a obezita dosp\u00edvaj\u00edc\u00ed ml\u00e1de\u017ee b\u00fdv\u00e1 p\u0159\u00ed\u010dinou \u010dast\u011bj\u0161\u00edho onemocn\u011bn\u00ed rakovinou tlust\u00e9ho st\u0159eva a kone\u010dn\u00edku v dosp\u011blosti. Jak uk\u00e1zal v\u00fdzkum uskute\u010dn\u011bn\u00fd u dvou milion\u016f mladistv\u00fdch ve <a class=\"mh-excerpt-more\" href=\"https:\/\/www.invarena.cz\/?p=29153\" title=\"Corriere della Sera: Obezita v ml\u00e1d\u00ed p\u0159isp\u00edv\u00e1 ke vzniku rakoviny\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":17191,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-29153","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zpravy"],"_links":{"self":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts\/29153","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=29153"}],"version-history":[{"count":0,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts\/29153\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/media\/17191"}],"wp:attachment":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=29153"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=29153"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=29153"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}