{"id":13564,"date":"2017-07-06T12:43:38","date_gmt":"2017-07-06T12:43:38","guid":{"rendered":"http:\/\/blogs.funiber.org\/pt\/?p=13564"},"modified":"2017-07-06T12:44:07","modified_gmt":"2017-07-06T12:44:07","slug":"funiber-cafeina-peso","status":"publish","type":"post","link":"https:\/\/www.funiber.blog\/pt\/saude-e-nutricao\/2017\/07\/06\/funiber-cafeina-peso","title":{"rendered":"A cafe\u00edna, em grande quantidade, poderia ajudar a perder peso"},"content":{"rendered":"<h2>Um estudo divulgado na revista Nature mostra que doses elevadas de cafe\u00edna provocaram a perda de peso progressiva entre ratos obesos<\/h2>\n<p>A cafe\u00edna \u00e9 considerada por muitos uma aliada para iniciar o dia e combater o cansa\u00e7o. Isso porque ela estimula o sistema nervoso quando consumida atrav\u00e9s de alguns tipos de bebidas, alimentos ou medicamentos. Diversos estudos j\u00e1 demonstraram os efeitos estimulantes da cafe\u00edna sobre o corpo. De acordo com um estudo recente publicado na <a href=\"https:\/\/www.nature.com\/articles\/ncomms15904#methods\" target=\"_blank\" rel=\"noopener noreferrer\">Revista Nature Communications<\/a>,<strong> a cafe\u00edna poderia tamb\u00e9m ajudar a perder peso<\/strong>, ao reduzir o apetite e aumentar o gasto energ\u00e9tico.<!--more--><\/p>\n<p>O estudo foi realizado por Guo Zhang, da Universidade Huazhong de Ci\u00eancia e tecnologia, em Wuhan (China). Junto a colaboradores, o Dr. Zhang analisou entre ratos obesos a atividade dos receptores de adenosina no hipot\u00e1lamo, o principal regulador do equil\u00edbrio energ\u00e9tico no corpo.<\/p>\n<p>A adenosina \u00e9 uma subst\u00e2ncia com importante fun\u00e7\u00e3o para a transfer\u00eancia de energia. Ela atua na forma\u00e7\u00e3o de diversos processos psicol\u00f3gicos e patol\u00f3gicos, e contribui para o equil\u00edbrio energ\u00e9tico do corpo. Por exemplo, ela atua sobre a mem\u00f3ria, o sono, a ansiedade, a agress\u00e3o, a locomo\u00e7\u00e3o, a dor, as fun\u00e7\u00f5es imunol\u00f3gicas e card\u00edacas.<\/p>\n<p>Com a observa\u00e7\u00e3o do experimento, os\u00a0pesquisadores acreditam que a cafe\u00edna pode atuar sobre os\u00a0receptores promovendo a libera\u00e7\u00e3o de oxitocina, que \u00e9 capaz de regular o metabolismo energ\u00e9tico.<\/p>\n<p><strong>O estudo aplicou doses consideradas muito elevadas<\/strong> (60 miligramas por quilo, ou entre 30 x\u00edcaras de caf\u00e9), o que dificulta a possibilidade de uma aplica\u00e7\u00e3o para a perda de peso j\u00e1 que supera o limite recomendado de cafe\u00edna para o corpo humano.<\/p>\n<p>Os profissionais da \u00e1rea de Nutri\u00e7\u00e3o interessados em aperfei\u00e7oar o conhecimento t\u00eam como op\u00e7\u00e3o o <a href=\"http:\/\/www.funiber.org.br\/mestrado-em-nutricao-e-biotecnologia-alimentar\">Mestrado em Nutri\u00e7\u00e3o e Biotecnologia Alimentar<\/a>, patrocinado pela <a href=\"http:\/\/www.funiber.org.br\" target=\"_blank\" rel=\"noopener noreferrer\">FUNIBER<\/a>.<\/p>\n<p>Fonte: <a href=\"http:\/\/www.diariomedico.com\/2017\/06\/27\/area-profesional\/entorno\/la-cafeina-ayuda-a-perder-peso\" target=\"_blank\" rel=\"noopener noreferrer\">La cafe\u00edna podr\u00eda ayudar a perder peso (Diario Medico)<\/a><\/p>\n<p>Estudo original: <a href=\"https:\/\/www.nature.com\/articles\/ncomms15904#methods\" target=\"_blank\" rel=\"noopener noreferrer\">Caffeine inhibits hypothalamic A<sub>1<\/sub>R to excite oxytocin neuron and ameliorate dietary obesity in mice<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Um estudo divulgado na revista Nature mostra que doses elevadas de cafe\u00edna provocaram a perda de peso progressiva entre ratos obesos A cafe\u00edna \u00e9 considerada por muitos uma aliada para iniciar o dia e combater o cansa\u00e7o. Isso porque ela estimula o sistema nervoso quando consumida atrav\u00e9s de alguns tipos de bebidas, alimentos ou medicamentos. [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":13565,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_newsletter_tier_id":0,"footnotes":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[3],"tags":[67,1242,1074,2678,285,408,119,2518,911,671,125,63,641,255,570,113],"jetpack_publicize_connections":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>A cafe\u00edna em grande quantidade poderia ajudar a perder peso<\/title>\n<meta name=\"description\" content=\"Um estudo divulgado na revista Nature mostra que doses elevadas de cafe\u00edna provocaram a perda de peso progressiva entre ratos obesos\" \/>\n<meta name=\"robots\" content=\"noindex, nofollow\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A cafe\u00edna em grande quantidade poderia ajudar a perder peso\" \/>\n<meta property=\"og:description\" content=\"Um estudo divulgado na revista Nature mostra que doses elevadas de cafe\u00edna provocaram a perda de peso progressiva entre ratos obesos\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blogs.funiber.org\/pt\/saude-e-nutricao\/2017\/07\/06\/funiber-cafeina-peso\" \/>\n<meta property=\"og:site_name\" content=\"FuniBlogs - 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