{"id":74810,"date":"2025-07-13T10:00:00","date_gmt":"2025-07-13T13:00:00","guid":{"rendered":"https:\/\/www.em.com.br\/emfoco\/?p=74810"},"modified":"2025-07-13T00:45:57","modified_gmt":"2025-07-13T03:45:57","slug":"neurologista-com-phd-em-harvard-dormir-desta-maneira-abre-caminho-para-alzheimer","status":"publish","type":"post","link":"https:\/\/www.em.com.br\/emfoco\/2025\/07\/13\/neurologista-com-phd-em-harvard-dormir-desta-maneira-abre-caminho-para-alzheimer\/","title":{"rendered":"Neurologista com PHD em Harvard: \u201cDormir desta maneira abre caminho para Alzheimer\u201d"},"content":{"rendered":"\n<p>De acordo com o <strong>Dr. Pedro Schestatsky<\/strong> (Instagram <a href=\"https:\/\/www.instagram.com\/drpedroneuro\/?hl=pt\" target=\"_blank\" rel=\"noreferrer noopener\">@drpedroneuro<\/a>), neurologista com p\u00f3s-doutorado em Harvard, o sono \u00e9 uma <strong>necessidade biol\u00f3gica<\/strong>, e n\u00e3o um luxo. Dormir menos do que o necess\u00e1rio compromete a capacidade do c\u00e9rebro de eliminar toxinas, aumentando o risco de doen\u00e7as como Alzheimer.<\/p>\n\n\n\n<p>A priva\u00e7\u00e3o cr\u00f4nica do sono, somada a est\u00edmulos digitais excessivos e m\u00e1 sa\u00fade metab\u00f3lica, cria um ambiente ideal para o envelhecimento cerebral acelerado e maior mortalidade precoce.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Como o sono atua na limpeza de toxinas no c\u00e9rebro?<\/h2>\n\n\n\n<p>Durante o sono profundo, o c\u00e9rebro ativa o <strong>sistema glinf\u00e1tico<\/strong>, respons\u00e1vel por remover res\u00edduos e prote\u00ednas t\u00f3xicas. Quando esse processo \u00e9 interrompido, subst\u00e2ncias como beta-amil\u00f3ide se acumulam, elevando o risco de Alzheimer e comprometendo a fun\u00e7\u00e3o cognitiva.<\/p>\n\n\n\n<p>O Dr. Schestatsky compara essa sobrecarga a uma \u201ccompress\u00e3o\u201d cerebral \u2014 um estado cr\u00f4nico de estresse biol\u00f3gico que contribui para o decl\u00ednio neurol\u00f3gico.<\/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; 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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\">De que forma a apneia do sono agrava o risco neurol\u00f3gico?<\/h2>\n\n\n\n<p>A <strong>apneia do sono<\/strong> causa pausas respirat\u00f3rias frequentes durante a noite, levando \u00e0 hip\u00f3xia e \u00e0 inflama\u00e7\u00e3o do tecido cerebral. Segundo o especialista, todo paciente com Alzheimer precoce deve ser investigado quanto a esse dist\u00farbio.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A apneia n\u00e3o tratada acelera a progress\u00e3o da dem\u00eancia.<\/li>\n\n\n\n<li>Sintomas comuns incluem ronco intenso, fadiga ao acordar e sonol\u00eancia diurna.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Quais fatores tornam o c\u00e9rebro mais vulner\u00e1vel hoje?<\/h2>\n\n\n\n<p>Segundo Schestatsky, apenas <strong>4% da popula\u00e7\u00e3o<\/strong> tem sa\u00fade metab\u00f3lica adequada. Isso significa que 96% j\u00e1 apresenta alguma disfun\u00e7\u00e3o card\u00edaca, lip\u00eddica ou glic\u00eamica \u2014 fatores que, aliados \u00e0 priva\u00e7\u00e3o do sono, aumentam o risco de doen\u00e7as mentais e neurodegenerativas.<\/p>\n\n\n\n<p>O excesso de redes sociais, estresse digital e padr\u00f5es de vida acelerados contribuem para o aumento de casos de depress\u00e3o, TDAH e dist\u00farbios do humor.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Como a respira\u00e7\u00e3o consciente pode ajudar o c\u00e9rebro?<\/h2>\n\n\n\n<p>A pr\u00e1tica da <strong>respira\u00e7\u00e3o consciente<\/strong> funciona como um treino para o sistema nervoso. T\u00e9cnicas como a respira\u00e7\u00e3o 4-7-8 ajudam a reduzir o estresse e melhoram a qualidade do sono, promovendo equil\u00edbrio emocional e fisiol\u00f3gico.<\/p>\n\n\n\n<p>Segundo o Dr. Pedro, esse tipo de pr\u00e1tica \u00e9 um recurso acess\u00edvel que pode complementar tratamentos m\u00e9dicos e melhorar o bem-estar geral.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.em.com.br\/emfoco\/wp-content\/uploads\/2025\/04\/idoso-triste_1744216198375-1024x576.jpg\" alt=\"\"\/><figcaption class=\"wp-element-caption\">Idoso triste &#8211; Cr\u00e9ditos: depositphotos.com \/ HayDmitriy<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">O que fazer para melhorar o sono e proteger o c\u00e9rebro?<\/h2>\n\n\n\n<p>H\u00e1bitos consistentes s\u00e3o fundamentais para restaurar a sa\u00fade cerebral e prevenir dist\u00farbios degenerativos. As orienta\u00e7\u00f5es do neurologista incluem:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Manter um hor\u00e1rio fixo de sono, com ambiente escuro e sem telas<\/li>\n\n\n\n<li>Praticar medita\u00e7\u00e3o guiada ou respira\u00e7\u00e3o 4-7-8 \u00e0 noite<\/li>\n\n\n\n<li>Observar sinais de apneia e buscar avalia\u00e7\u00e3o especializada<\/li>\n\n\n\n<li>Reduzir a exposi\u00e7\u00e3o a redes sociais e \u00e0 hiperestimula\u00e7\u00e3o digital<\/li>\n<\/ol>\n\n\n\n<p>Essas medidas simples podem potencializar a limpeza cerebral, melhorar a mem\u00f3ria e reduzir o risco de doen\u00e7as cr\u00f4nicas e neurodegenerativas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Fontes confi\u00e1veis<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Roh J.H. et al. (2014). Potential role of sleep in Alzheimer\u2019s disease progression. 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\n\n\n<li>Xie L. et al. (2013). Sleep drives metabolite clearance from the adult brain. 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). Sleep-disordered breathing advances cognitive decline in the elderly. 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<\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>De acordo com o Dr. Pedro Schestatsky (Instagram @drpedroneuro), neurologista com p\u00f3s-doutorado em Harvard, o sono \u00e9 uma necessidade biol\u00f3gica, e n\u00e3o um luxo. Dormir menos do que o necess\u00e1rio compromete a capacidade do c\u00e9rebro de eliminar toxinas, aumentando o risco de doen\u00e7as como Alzheimer. A priva\u00e7\u00e3o cr\u00f4nica do sono, somada a est\u00edmulos digitais excessivos [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":74818,"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":[1,9053],"tags":[2410,327,415,1925],"class_list":["post-74810","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-noticias","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 com 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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