{"id":317166,"date":"2026-07-27T15:25:08","date_gmt":"2026-07-27T15:25:08","guid":{"rendered":"https:\/\/www.europesays.com\/se\/317166\/"},"modified":"2026-07-27T15:25:08","modified_gmt":"2026-07-27T15:25:08","slug":"ny-studie-fel-fett-okar-risken-for-demens","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/se\/317166\/","title":{"rendered":"Ny studie: Fel fett \u00f6kar risken f\u00f6r demens"},"content":{"rendered":"<p>Enligt forskarna \u00e4r det den f\u00f6rsta <a href=\"https:\/\/www.nature.com\/articles\/s44220-025-00501-8\" rel=\"nofollow noopener\" target=\"_blank\">publicerade<\/a> storskaliga studien som systematiskt kartl\u00e4gger sambandet mellan fettf\u00f6rdelning, hj\u00e4rnans uppbyggnad, nervkopplingar och kognitiv f\u00f6rm\u00e5ga.<\/p>\n<p>Olika fett olika farligt<\/p>\n<p>Resultaten visar att fett som lagras p\u00e5 olika delar av kroppen p\u00e5verkar hj\u00e4rnan p\u00e5 olika s\u00e4tt. Mest oroande \u00e4r det viscerala fettet \u2013 bukfettet som omger de inre organen.<\/p>\n<p>\u201dFett i olika delar av kroppen f\u00f6ljer helt olika m\u00f6nster f\u00f6r hur hj\u00e4rnan f\u00f6r\u00e4ndras, n\u00e5got som inte kan uppt\u00e4ckas enbart genom kroppsvikt eller BMI\u201d, s\u00e4ger neuroinformatikern <strong>Anqi Qiu<\/strong> vid Hong Kong Polytechnic University, som lett studien <a href=\"https:\/\/www.sciencealert.com\/where-you-carry-your-body-fat-is-directly-linked-to-brain-aging-in-first-of-its-kind-study\" rel=\"nofollow noopener\" target=\"_blank\">till Sciencealert.<\/a><\/p>\n<p>Forskarna fann att visceralt fett var den enda fettformen som hade en direkt koppling till skador p\u00e5 hj\u00e4rnans vita substans \u2013 de nervbanor som f\u00f6rmedlar signaler mellan olika delar av hj\u00e4rnan.<\/p>\n<p>\u00d6kar risken f\u00f6r demens<\/p>\n<p>Skador i den vita substansen \u00e4r sedan tidigare f\u00f6rknippade med sjukdomar i hj\u00e4rnans sm\u00e5 blodk\u00e4rl och vaskul\u00e4r kognitiv svikt, tillst\u00e5nd som \u00f6kar risken f\u00f6r demens.<\/p>\n<p>Studien visar inte vad som orsakar sambandet, men forskarna pekar p\u00e5 kronisk l\u00e5ggradig inflammation som en m\u00f6jlig f\u00f6rklaring. Visceralt fett producerar inflammationsdrivande \u00e4mnen som kan spridas i kroppen och bidra till inflammation \u00e4ven i hj\u00e4rnan.<\/p>\n<p>\u201dRegional fettinlagring \u00e4r en h\u00e4lsorisk som g\u00e5r att f\u00f6r\u00e4ndra. Att minska m\u00e4ngden visceralt fett genom riktade livsstilsf\u00f6r\u00e4ndringar kan \u00f6ppna nya m\u00f6jligheter att f\u00f6rebygga och behandla neurodegenerativa sjukdomar\u201d, s\u00e4ger Anqi Qiu till Sciencealert.<\/p>\n<p><strong>L\u00e4s mer:<\/strong> <a href=\"https:\/\/www.dagensps.se\/halsa\/ny-stor-studie-inte-sa-illa-att-vara-fet\/\" rel=\"nofollow noopener\" target=\"_blank\">Ny stor studie: Inte s\u00e5 illa att vara fet<\/a><\/p>\n<p><strong>L\u00e4s mer:<\/strong> <a href=\"https:\/\/www.dagensps.se\/halsa\/nya-kostraden-valj-fett-och-lite-extra-protein\/\" rel=\"nofollow noopener\" target=\"_blank\">Nya kostr\u00e5den: V\u00e4lj fett \u2013 och lite extra protein<\/a><\/p>\n<p><strong>L\u00e4s mer:<\/strong> <a href=\"https:\/\/www.dagensps.se\/halsa\/fem-tips-till-dig-som-vill-ga-ned-i-vikt\/\" rel=\"nofollow noopener\" target=\"_blank\">Fem tips till dig som vill g\u00e5 ned i vikt<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"Enligt forskarna \u00e4r det den f\u00f6rsta publicerade storskaliga studien som systematiskt kartl\u00e4gger sambandet mellan fettf\u00f6rdelning, hj\u00e4rnans uppbyggnad, nervkopplingar&hellip;\n","protected":false},"author":2,"featured_media":317167,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[69],"tags":[721,13820,632,113,112,34,31,33,32,30],"class_list":["post-317166","post","type-post","status-publish","format-standard","has-post-thumbnail","category-halsa","tag-demens","tag-fetma","tag-forskning","tag-halsa","tag-health","tag-se","tag-svenska","tag-sverige","tag-sweden","tag-swedish"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@se\/116992640813911544","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts\/317166","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/comments?post=317166"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts\/317166\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/media\/317167"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/media?parent=317166"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/categories?post=317166"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/tags?post=317166"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}