{"id":1253,"date":"2026-07-13T05:56:26","date_gmt":"2026-07-13T08:56:26","guid":{"rendered":"https:\/\/tvpotyweb.com\/?p=1253"},"modified":"2026-07-13T05:56:27","modified_gmt":"2026-07-13T08:56:27","slug":"foram-decadas-culpando-a-falta-de-forca-de-vontade-pela-obesidade-a-genetica-mostra-que-estavamos-errados","status":"publish","type":"post","link":"https:\/\/tvpotyweb.com\/?p=1253","title":{"rendered":"Foram d\u00e9cadas culpando a falta de for\u00e7a de vontade pela obesidade. A gen\u00e9tica mostra que est\u00e1vamos errados"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Ao longo de muitas d\u00e9cadas, ouvimos a repeti\u00e7\u00e3o de que o sobrepeso e a obesidade eram resultado de falta de for\u00e7a de vontade, de comer demais ou de se exercitar de menos. No entanto, h\u00e1 anos a ci\u00eancia\u00a0vem buscando\u00a0causas que n\u00e3o s\u00e3o vis\u00edveis \u00e0 primeira vista para entender a obesidade como uma doen\u00e7a complexa, cr\u00f4nica e influenciada por diversos fatores.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dois grandes estudos publicados recentemente trouxeram evid\u00eancias muito importantes de que a forma como nos relacionamos com a comida e o tamanho do nosso corpo na inf\u00e2ncia nem sempre s\u00e3o uma &#8220;escolha&#8221;, mas sim, em uma propor\u00e7\u00e3o surpreendente, uma heran\u00e7a determinada pelo nosso DNA e amplificada pelo ambiente.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Fator gen\u00e9tico<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O primeiro desses estudos, publicado na revista PLOS Medicine,\u00a0analisou\u00a086 mil crian\u00e7as acompanhadas pelo estudo noruegu\u00eas MoBa. O objetivo era entender at\u00e9 que ponto o \u00edndice de massa corporal (IMC) dos pais\u00a0determina\u00a0o tamanho corporal e os h\u00e1bitos alimentares dos filhos aos oito anos de idade.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Os resultados superaram as expectativas de muitos geneticistas. Utilizando modelos de equa\u00e7\u00f5es estruturais, os pesquisadores descobriram que a gen\u00e9tica explica cerca de 79% da associa\u00e7\u00e3o entre o IMC da m\u00e3e e o do filho. Quando a an\u00e1lise considera o pai, o n\u00famero \u00e9 ainda mais expressivo: o DNA responde por aproximadamente 94% da associa\u00e7\u00e3o entre o IMC paterno e o da crian\u00e7a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Isso significa que, quando observamos padr\u00f5es de obesidade que se repetem de pais para filhos, o principal fator n\u00e3o \u00e9 necessariamente que &#8220;nessa casa se come mal&#8221;, mas sim a transmiss\u00e3o de variantes gen\u00e9ticas que regulam aspectos fisiol\u00f3gicos fundamentais, desde o metabolismo basal at\u00e9 a arquitetura cerebral respons\u00e1vel pelos mecanismos de saciedade e recompensa associados \u00e0 alimenta\u00e7\u00e3o.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ao longo de muitas d\u00e9cadas, ouvimos a repeti\u00e7\u00e3o de que o sobrepeso e a obesidade eram resultado de falta de for\u00e7a de vontade, de comer demais ou de se exercitar de menos. No entanto, h\u00e1 anos a ci\u00eancia\u00a0vem buscando\u00a0causas que n\u00e3o s\u00e3o vis\u00edveis \u00e0 primeira vista para entender a obesidade como uma doen\u00e7a complexa, cr\u00f4nica [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1254,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-1253","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-saude"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Foram d\u00e9cadas culpando a falta de for\u00e7a de vontade pela obesidade. A gen\u00e9tica mostra que est\u00e1vamos errados - TV Poty Web<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tvpotyweb.com\/?p=1253\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Foram d\u00e9cadas culpando a falta de for\u00e7a de vontade pela obesidade. A gen\u00e9tica mostra que est\u00e1vamos errados - TV Poty Web\" \/>\n<meta property=\"og:description\" content=\"Ao longo de muitas d\u00e9cadas, ouvimos a repeti\u00e7\u00e3o de que o sobrepeso e a obesidade eram resultado de falta de for\u00e7a de vontade, de comer demais ou de se exercitar de menos. No entanto, h\u00e1 anos a ci\u00eancia\u00a0vem buscando\u00a0causas que n\u00e3o s\u00e3o vis\u00edveis \u00e0 primeira vista para entender a obesidade como uma doen\u00e7a complexa, cr\u00f4nica [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/tvpotyweb.com\/?p=1253\" \/>\n<meta property=\"og:site_name\" content=\"TV Poty Web\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-13T08:56:26+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-13T08:56:27+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/tvpotyweb.com\/wp-content\/uploads\/2026\/07\/images-24.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"639\" \/>\n\t<meta property=\"og:image:height\" content=\"478\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"J M\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"J M\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/tvpotyweb.com\\\/?p=1253#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/tvpotyweb.com\\\/?p=1253\"},\"author\":{\"name\":\"J M\",\"@id\":\"https:\\\/\\\/tvpotyweb.com\\\/#\\\/schema\\\/person\\\/1b3e2bbb91a973dd3286209f0b9217dc\"},\"headline\":\"Foram d\u00e9cadas culpando a falta de for\u00e7a de vontade pela obesidade. 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