{"id":19091,"date":"2019-04-19T10:50:35","date_gmt":"2019-04-19T10:50:35","guid":{"rendered":"https:\/\/blogs.funiber.org\/pt\/?p=19091"},"modified":"2019-04-17T10:58:11","modified_gmt":"2019-04-17T10:58:11","slug":"funiber-irisina-alzheimer","status":"publish","type":"post","link":"https:\/\/www.funiber.blog\/pt\/esportes\/2019\/04\/19\/funiber-irisina-alzheimer","title":{"rendered":"Atrav\u00e9s da irisina, atividade f\u00edsica protege contra Alzheimer"},"content":{"rendered":"<h2>Estudo com ratos mostra que o horm\u00f4nio irisina, produzido durante exerc\u00edcios f\u00edsicos, protege do dano cognitivo causado pelo Alzheimer<\/h2>\n<p>O horm\u00f4nio irisina \u00e9 produzido nos m\u00fasculos quando fazemos exerc\u00edcio f\u00edsico. De acordo com estudos realizados com ratos, numa <a href=\"https:\/\/www.nature.com\/articles\/s41591-018-0275-4\" target=\"_blank\" rel=\"noopener\">pesquisa liderada<\/a> pela Universidade Federal do Rio de Janeiro (Brasil), a Universidade de Queen (Canad\u00e1) e a Universidade de Columbia (Estados Unidos), este horm\u00f4nio poderia proteger da perda cognitiva causada pelo Alzheimer.<!--more--><\/p>\n<p>Os resultados do estudo sugerem que a atividade f\u00edsica pode ser uma via importante para terapias pensadas em melhorar a mem\u00f3ria dos pacientes desta doen\u00e7a. De fato, j\u00e1 se sabia que o exerc\u00edcio pode contribuir para prevenir o avan\u00e7o do Alzheimer, mas n\u00e3o se sabia exatamente qual era o mecanismo por tr\u00e1s desta prote\u00e7\u00e3o.<\/p>\n<p>Sobre o horm\u00f4nio irisina, ainda h\u00e1 muito por descobrir. Em 2012, <a href=\"https:\/\/www.lavanguardia.com\/salud\/20120113\/54244338904\/irisina-hormona-actividad-fisica.html\" target=\"_blank\" rel=\"noopener\">pesquisadores de Harvard descobriram<\/a> por primeira vez que ela exerce o papel de mensageira entre os m\u00fasculos e a gordura, e que ajuda a queimar as calorias durante e depois da atividade f\u00edsica.<\/p>\n<p>Com o novo estudo, foi comprovado que tanto os ratos como as pessoas produzem o horm\u00f4nio, no hipocampo cerebral. No experimento, os autores viram que a pr\u00e1tica de nadar aumentou os n\u00edveis da irisina no hipocampo, e conseguiu proteger contra os danos causados pela doen\u00e7a, al\u00e9m de estimular mecanismos que facilitam a mem\u00f3ria.<\/p>\n<p>Entretanto, n\u00e3o se conhece qual \u00e9 a associa\u00e7\u00e3o entre a irisina dos m\u00fasculos e a que \u00e9 produzida no c\u00e9rebro, mas este trabalho mostrou por primeira vez a associa\u00e7\u00e3o direta entre a atividade f\u00edsica e a preven\u00e7\u00e3o do Alzheimer.<\/p>\n<p>O estudo continuado atrav\u00e9s de programas de p\u00f3s-gradua\u00e7\u00e3o universit\u00e1ria, como o <a href=\"https:\/\/www.funiber.org.br\/mestrado-em-atividade-fisica-e-saude\" target=\"_blank\" rel=\"noopener\">Mestrado em Atividade F\u00edsica e Sa\u00fade<\/a>, patrocinado pela <a href=\"https:\/\/www.funiber.org.br\/\" target=\"_blank\" rel=\"noopener\">FUNIBER<\/a>, \u00e9 uma oportunidade para atualizar-se com as descobertas recentes e melhorar as habilidades para um trabalho mais eficiente.<\/p>\n<p>Fonte: <a href=\"https:\/\/www.lavanguardia.com\/ciencia\/cuerpo-humano\/20190107\/453988626610\/irisina-hormona-actividad-fisica-alzheimer.html\" target=\"_blank\" rel=\"noopener\">La hormona mensajera de la actividad f\u00edsica protege frente al alzheimer<\/a><\/p>\n<p>Estudo:\u00a0 <a href=\"https:\/\/www.nature.com\/articles\/s41591-018-0275-4\" target=\"_blank\" rel=\"noopener\">Exercise-linked FNDC5\/irisin rescues synaptic plasticity and memory defects in Alzheimer\u2019s models<\/a><\/p>\n<p>Foto: Todos os direitos reservados<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Estudo com ratos mostra que o horm\u00f4nio irisina, produzido durante exerc\u00edcios f\u00edsicos, protege do dano cognitivo causado pelo Alzheimer O horm\u00f4nio irisina \u00e9 produzido nos m\u00fasculos quando fazemos exerc\u00edcio f\u00edsico. De acordo com estudos realizados com ratos, numa pesquisa liderada pela Universidade Federal do Rio de Janeiro (Brasil), a Universidade de Queen (Canad\u00e1) e a [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":19092,"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":[4],"tags":[108,152,1242,4989,306,855,285,408,100,483,119,387,248,911,2558,4988,671,255,327,113],"jetpack_publicize_connections":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Atrav\u00e9s da irisina, atividade f\u00edsica protege contra Alzheimer<\/title>\n<meta name=\"description\" content=\"Estudo com ratos mostra que o horm\u00f4nio irisina, produzido durante exerc\u00edcios f\u00edsicos, protege do dano cognitivo causado pelo Alzheimer\" \/>\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=\"Atrav\u00e9s da irisina, atividade f\u00edsica protege contra Alzheimer\" \/>\n<meta property=\"og:description\" content=\"Estudo com ratos mostra que o horm\u00f4nio irisina, produzido durante exerc\u00edcios f\u00edsicos, protege do dano cognitivo causado pelo Alzheimer\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blogs.funiber.org\/pt\/esportes\/2019\/04\/19\/funiber-irisina-alzheimer\" \/>\n<meta property=\"og:site_name\" content=\"FuniBlogs - 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