{"id":71587,"date":"2025-07-25T12:15:39","date_gmt":"2025-07-25T15:15:39","guid":{"rendered":"https:\/\/www.em.com.br\/emfoco\/?p=71587"},"modified":"2025-07-25T12:15:40","modified_gmt":"2025-07-25T15:15:40","slug":"neurologista-phd-em-harvard-dormir-desta-maneira-abre-caminho-para-alzheimer-2","status":"publish","type":"post","link":"https:\/\/www.em.com.br\/emfoco\/2025\/07\/25\/neurologista-phd-em-harvard-dormir-desta-maneira-abre-caminho-para-alzheimer-2\/","title":{"rendered":"Neurologista PHD em Harvard: \u201cDormir desta maneira abre caminho para Alzheimer\u201d"},"content":{"rendered":"\n<p>Vivemos em um mundo cheio de luzes, notifica\u00e7\u00f5es e afazeres constantes. Como explica o Dr. Pedro Schestatsky, neurologista com p\u00f3s\u2011doutorado em Harvard (Instagram @drpedroneuro), ao reduzir o sono por anos a fio, nosso c\u00e9rebro perde sua capacidade de eliminar toxinas \u2014 criando um ambiente prop\u00edcio ao surgimento de doen\u00e7as como Alzheimer.<\/p>\n\n\n\n<p>Ele alerta que a priva\u00e7\u00e3o do sono e dist\u00farbios como apneia se somam a fatores como m\u00e1 sa\u00fade metab\u00f3lica, gen\u00e9tica e excesso de est\u00edmulos digitais. Isso gera um \u201ccaldo de cultura\u201d que pode acelerar o envelhecimento cerebral e aumentar a mortalidade precoce. Segundo o neurologista, o sono \u00e9 uma necessidade biol\u00f3gica, e n\u00e3o um luxo \u2014 e est\u00e1 se tornando um problema pand\u00eamico em nossa sociedade.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Como o sono afeta a limpeza natural do c\u00e9rebro?<\/h2>\n\n\n\n<p>Durante o sono ocorre um processo chamado sistema glinf\u00e1tico, respons\u00e1vel por remover res\u00edduos metab\u00f3licos e prote\u00ednas t\u00f3xicas do tecido cerebral. Quando dormimos pouco, esse sistema falha e subst\u00e2ncias como beta\u2011amil\u00f3ide come\u00e7am a se acumular. O Dr. Schestatsky chama isso de \u201ccompress\u00e3o\u201d do c\u00e9rebro, implicando risco aumentado de Alzheimer e decl\u00ednio cognitivo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Por que apneia do sono piora o risco neurol\u00f3gico?<\/h2>\n\n\n\n<p>Pacientes com apneia do sono sofrem interrup\u00e7\u00f5es frequentes na respira\u00e7\u00e3o, gerando hip\u00f3xia e inflama\u00e7\u00e3o no c\u00e9rebro. Dr. Pedro enfatiza que toda pessoa com Alzheimer em est\u00e1gio inicial precisa ser avaliada para apneia \u2014 pois esse dist\u00farbio pode acelerar a doen\u00e7a se n\u00e3o identificado e tratado adequadamente.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.em.com.br\/emfoco\/wp-content\/uploads\/2025\/07\/idoso-dormindo_1751664010467-1024x576.jpg\" alt=\"\" class=\"wp-image-71604\" srcset=\"https:\/\/www.em.com.br\/emfoco\/wp-content\/uploads\/2025\/07\/idoso-dormindo_1751664010467-1024x576.jpg 1024w, https:\/\/www.em.com.br\/emfoco\/wp-content\/uploads\/2025\/07\/idoso-dormindo_1751664010467-300x169.jpg 300w, https:\/\/www.em.com.br\/emfoco\/wp-content\/uploads\/2025\/07\/idoso-dormindo_1751664010467-768x432.jpg 768w, https:\/\/www.em.com.br\/emfoco\/wp-content\/uploads\/2025\/07\/idoso-dormindo_1751664010467-750x422.jpg 750w, https:\/\/www.em.com.br\/emfoco\/wp-content\/uploads\/2025\/07\/idoso-dormindo_1751664010467-1140x641.jpg 1140w, https:\/\/www.em.com.br\/emfoco\/wp-content\/uploads\/2025\/07\/idoso-dormindo_1751664010467.jpg 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Idoso dormindo &#8211; Cr\u00e9ditos: depositphotos.com \/ HayDmitriy<\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\">Quais s\u00e3o os outros fatores que agravam o problema?<\/h2>\n\n\n\n<p>Ele ressalta que hoje apenas 4\u202f% da popula\u00e7\u00e3o est\u00e1 metabolicamente saud\u00e1vel \u2014 o que significa que 96\u202f% j\u00e1 tem algum grau de desequil\u00edbrio card\u00edaco, lip\u00eddico ou glic\u00eamico. Ao combinar isso com falta de sono, gen\u00e9tica e exposi\u00e7\u00e3o excessiva \u00e0s redes sociais, criamos condi\u00e7\u00f5es ideais para estresse cr\u00f4nico, baixa autoestima e doen\u00e7as mentais, como depress\u00e3o e TDAH \u2014 todas associadas ao Alzheimer.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Como a respira\u00e7\u00e3o consciente pode ajudar?<\/h2>\n\n\n\n<p>O Dr. Pedro compara a respira\u00e7\u00e3o consciente a uma \u201cmuscula\u00e7\u00e3o mental\u201d. Ao desacelerar o ritmo respirat\u00f3rio, reduzimos o estresse, ansiedades e o impacto negativo dos est\u00edmulos di\u00e1rios. Isso melhora a qualidade do sono de forma natural, atuando como um complemento eficaz a tratamentos a longo prazo.<\/p>\n\n\n\n<blockquote class=\"instagram-media\" data-instgrm-captioned data-instgrm-permalink=\"https:\/\/www.instagram.com\/reel\/DLphrRtOGev\/?utm_source=ig_embed&amp;utm_campaign=loading\" data-instgrm-version=\"14\" style=\" background:#FFF; border:0; border-radius:3px; box-shadow:0 0 1px 0 rgba(0,0,0,0.5),0 1px 10px 0 rgba(0,0,0,0.15); margin: 1px; max-width:540px; min-width:326px; padding:0; width:99.375%; width:-webkit-calc(100% - 2px); width:calc(100% - 2px);\"><div style=\"padding:16px;\"> <a href=\"https:\/\/www.instagram.com\/reel\/DLphrRtOGev\/?utm_source=ig_embed&amp;utm_campaign=loading\" style=\" background:#FFFFFF; line-height:0; padding:0 0; text-align:center; text-decoration:none; width:100%;\" target=\"_blank\"> <div style=\" display: flex; flex-direction: row; align-items: center;\"> <div style=\"background-color: #F4F4F4; border-radius: 50%; flex-grow: 0; height: 40px; margin-right: 14px; width: 40px;\"><\/div> <div style=\"display: flex; flex-direction: column; flex-grow: 1; justify-content: center;\"> <div style=\" background-color: #F4F4F4; border-radius: 4px; flex-grow: 0; height: 14px; margin-bottom: 6px; width: 100px;\"><\/div> <div style=\" background-color: #F4F4F4; border-radius: 4px; flex-grow: 0; height: 14px; width: 60px;\"><\/div><\/div><\/div><div style=\"padding: 19% 0;\"><\/div> <div style=\"display:block; height:50px; margin:0 auto 12px; width:50px;\"><svg width=\"50px\" height=\"50px\" viewBox=\"0 0 60 60\" version=\"1.1\" xmlns=\"https:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"https:\/\/www.w3.org\/1999\/xlink\"><g stroke=\"none\" stroke-width=\"1\" fill=\"none\" fill-rule=\"evenodd\"><g transform=\"translate(-511.000000, -20.000000)\" fill=\"#000000\"><g><path d=\"M556.869,30.41 C554.814,30.41 553.148,32.076 553.148,34.131 C553.148,36.186 554.814,37.852 556.869,37.852 C558.924,37.852 560.59,36.186 560.59,34.131 C560.59,32.076 558.924,30.41 556.869,30.41 M541,60.657 C535.114,60.657 530.342,55.887 530.342,50 C530.342,44.114 535.114,39.342 541,39.342 C546.887,39.342 551.658,44.114 551.658,50 C551.658,55.887 546.887,60.657 541,60.657 M541,33.886 C532.1,33.886 524.886,41.1 524.886,50 C524.886,58.899 532.1,66.113 541,66.113 C549.9,66.113 557.115,58.899 557.115,50 C557.115,41.1 549.9,33.886 541,33.886 M565.378,62.101 C565.244,65.022 564.756,66.606 564.346,67.663 C563.803,69.06 563.154,70.057 562.106,71.106 C561.058,72.155 560.06,72.803 558.662,73.347 C557.607,73.757 556.021,74.244 553.102,74.378 C549.944,74.521 548.997,74.552 541,74.552 C533.003,74.552 532.056,74.521 528.898,74.378 C525.979,74.244 524.393,73.757 523.338,73.347 C521.94,72.803 520.942,72.155 519.894,71.106 C518.846,70.057 518.197,69.06 517.654,67.663 C517.244,66.606 516.755,65.022 516.623,62.101 C516.479,58.943 516.448,57.996 516.448,50 C516.448,42.003 516.479,41.056 516.623,37.899 C516.755,34.978 517.244,33.391 517.654,32.338 C518.197,30.938 518.846,29.942 519.894,28.894 C520.942,27.846 521.94,27.196 523.338,26.654 C524.393,26.244 525.979,25.756 528.898,25.623 C532.057,25.479 533.004,25.448 541,25.448 C548.997,25.448 549.943,25.479 553.102,25.623 C556.021,25.756 557.607,26.244 558.662,26.654 C560.06,27.196 561.058,27.846 562.106,28.894 C563.154,29.942 563.803,30.938 564.346,32.338 C564.756,33.391 565.244,34.978 565.378,37.899 C565.522,41.056 565.552,42.003 565.552,50 C565.552,57.996 565.522,58.943 565.378,62.101 M570.82,37.631 C570.674,34.438 570.167,32.258 569.425,30.349 C568.659,28.377 567.633,26.702 565.965,25.035 C564.297,23.368 562.623,22.342 560.652,21.575 C558.743,20.834 556.562,20.326 553.369,20.18 C550.169,20.033 549.148,20 541,20 C532.853,20 531.831,20.033 528.631,20.18 C525.438,20.326 523.257,20.834 521.349,21.575 C519.376,22.342 517.703,23.368 516.035,25.035 C514.368,26.702 513.342,28.377 512.574,30.349 C511.834,32.258 511.326,34.438 511.181,37.631 C511.035,40.831 511,41.851 511,50 C511,58.147 511.035,59.17 511.181,62.369 C511.326,65.562 511.834,67.743 512.574,69.651 C513.342,71.625 514.368,73.296 516.035,74.965 C517.703,76.634 519.376,77.658 521.349,78.425 C523.257,79.167 525.438,79.673 528.631,79.82 C531.831,79.965 532.853,80.001 541,80.001 C549.148,80.001 550.169,79.965 553.369,79.82 C556.562,79.673 558.743,79.167 560.652,78.425 C562.623,77.658 564.297,76.634 565.965,74.965 C567.633,73.296 568.659,71.625 569.425,69.651 C570.167,67.743 570.674,65.562 570.82,62.369 C570.966,59.17 571,58.147 571,50 C571,41.851 570.966,40.831 570.82,37.631\"><\/path><\/g><\/g><\/g><\/svg><\/div><div style=\"padding-top: 8px;\"> <div style=\" color:#3897f0; font-family:Arial,sans-serif; font-size:14px; font-style:normal; font-weight:550; line-height:18px;\">Ver essa foto no Instagram<\/div><\/div><div style=\"padding: 12.5% 0;\"><\/div> <div style=\"display: flex; flex-direction: row; margin-bottom: 14px; align-items: center;\"><div> <div style=\"background-color: #F4F4F4; border-radius: 50%; height: 12.5px; width: 12.5px; transform: translateX(0px) translateY(7px);\"><\/div> <div style=\"background-color: #F4F4F4; height: 12.5px; transform: rotate(-45deg) translateX(3px) translateY(1px); width: 12.5px; flex-grow: 0; margin-right: 14px; margin-left: 2px;\"><\/div> <div style=\"background-color: #F4F4F4; border-radius: 50%; height: 12.5px; width: 12.5px; transform: translateX(9px) translateY(-18px);\"><\/div><\/div><div style=\"margin-left: 8px;\"> <div style=\" background-color: #F4F4F4; border-radius: 50%; flex-grow: 0; height: 20px; width: 20px;\"><\/div> <div style=\" width: 0; height: 0; border-top: 2px solid transparent; border-left: 6px solid #f4f4f4; border-bottom: 2px solid transparent; transform: translateX(16px) translateY(-4px) rotate(30deg)\"><\/div><\/div><div style=\"margin-left: auto;\"> <div style=\" width: 0px; border-top: 8px solid #F4F4F4; border-right: 8px solid transparent; transform: translateY(16px);\"><\/div> <div style=\" background-color: #F4F4F4; flex-grow: 0; height: 12px; width: 16px; transform: translateY(-4px);\"><\/div> <div style=\" width: 0; height: 0; border-top: 8px solid #F4F4F4; border-left: 8px solid transparent; transform: translateY(-4px) translateX(8px);\"><\/div><\/div><\/div> <div style=\"display: flex; flex-direction: column; flex-grow: 1; justify-content: center; margin-bottom: 24px;\"> <div style=\" background-color: #F4F4F4; border-radius: 4px; flex-grow: 0; height: 14px; margin-bottom: 6px; width: 224px;\"><\/div> <div style=\" background-color: #F4F4F4; border-radius: 4px; flex-grow: 0; height: 14px; width: 144px;\"><\/div><\/div><\/a><p style=\" color:#c9c8cd; font-family:Arial,sans-serif; font-size:14px; line-height:17px; margin-bottom:0; margin-top:8px; overflow:hidden; padding:8px 0 7px; text-align:center; text-overflow:ellipsis; white-space:nowrap;\"><a href=\"https:\/\/www.instagram.com\/reel\/DLphrRtOGev\/?utm_source=ig_embed&amp;utm_campaign=loading\" style=\" color:#c9c8cd; font-family:Arial,sans-serif; font-size:14px; font-style:normal; font-weight:normal; line-height:17px; text-decoration:none;\" target=\"_blank\">Uma publica\u00e7\u00e3o compartilhada por Pedro Schestatsky (@drpedroneuro)<\/a><\/p><\/div><\/blockquote>\n<script async src=\"\/\/www.instagram.com\/embed.js\"><\/script>\n\n\n\n<h2 class=\"wp-block-heading\">Como melhorar o sono e proteger o c\u00e9rebro?<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Estabele\u00e7a uma rotina regular de sono, evitando uso de telas antes de dormir<\/li>\n\n\n\n<li>Pratique t\u00e9cnicas de respira\u00e7\u00e3o como o m\u00e9todo 4-7-8 ou medita\u00e7\u00e3o guiada<\/li>\n\n\n\n<li>Avalie sinais de apneia do sono (ronco alto, pausas respirat\u00f3rias, cansa\u00e7o diurno)<\/li>\n\n\n\n<li>Reduza a exposi\u00e7\u00e3o a telas e expectativas irreais associadas \u00e0s redes sociais<\/li>\n<\/ul>\n\n\n\n<p>Essas pr\u00e1ticas podem restaurar o sono, favorecer a limpeza cerebral e reduzir riscos de doen\u00e7as cr\u00f4nicas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Fontes confi\u00e1veis<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Xie L. et al. (2013). <em>Sleep drives metabolite clearance from the adult brain<\/em>. Science. <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC3767227\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.ncbi.nlm.nih.gov\/pmc\/articles\/PMC3767227\/<\/a><\/li>\n\n\n\n<li>Osorio R.S. et al. (2015). <em>Sleep-disordered breathing advances cognitive decline in the elderly<\/em>. Neurobiology of Aging. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/24704157\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pubmed.ncbi.nlm.nih.gov\/24704157\/<\/a><\/li>\n\n\n\n<li>Roh J.H. et al. (2014). <em>Potential role of sleep in Alzheimer\u2019s disease progression<\/em>. JAMA Neurology. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/24934469\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/pubmed.ncbi.nlm.nih.gov\/24934469\/<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Vivemos em um mundo cheio de luzes, notifica\u00e7\u00f5es e afazeres constantes. Como explica o Dr. Pedro Schestatsky, neurologista com p\u00f3s\u2011doutorado em Harvard (Instagram @drpedroneuro), ao reduzir o sono por anos a fio, nosso c\u00e9rebro perde sua capacidade de eliminar toxinas \u2014 criando um ambiente prop\u00edcio ao surgimento de doen\u00e7as como Alzheimer. Ele alerta que a [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":71713,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jnews-multi-image_gallery":[],"jnews_single_post":{"format":"standard"},"jnews_primary_category":[],"jnews_social_meta":[],"jnews_override_counter":[],"footnotes":""},"categories":[9053],"tags":[2410,327,415,1925],"class_list":["post-71587","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-saude","tag-doenca","tag-qualidade-de-vida","tag-saude","tag-sono"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Neurologista PHD em Harvard: \u201cDormir desta maneira abre caminho para Alzheimer\u201d - Estado de Minas - Em foco<\/title>\n<meta name=\"description\" content=\"Priva\u00e7\u00e3o de sono e apneia silenciosa afetam o c\u00e9rebro e aceleram o envelhecimento. 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