{"id":55468,"date":"2026-02-18T16:17:31","date_gmt":"2026-02-18T16:17:31","guid":{"rendered":"https:\/\/www.mediconanet.pt\/?p=55468"},"modified":"2026-02-23T15:02:03","modified_gmt":"2026-02-23T15:02:03","slug":"factores-de-risco-para-demencia-prevencao","status":"publish","type":"post","link":"https:\/\/www.mediconanet.pt\/en\/factores-de-risco-para-demencia-prevencao\/","title":{"rendered":"Factores modific\u00e1veis de risco para dem\u00eancia: o que diz a ci\u00eancia"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"55468\" class=\"elementor elementor-55468\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4e52f3a e-flex e-con-boxed e-con e-parent\" data-id=\"4e52f3a\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8c182c1 elementor-widget elementor-widget-heading\" data-id=\"8c182c1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Introdu\u00e7\u00e3o<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-603215c elementor-widget elementor-widget-text-editor\" data-id=\"603215c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Com o envelhecimento da popula\u00e7\u00e3o, a preval\u00eancia de dem\u00eancia e decl\u00ednio cognitivo aumenta de forma significativa. A dem\u00eancia, incluindo a doen\u00e7a de Alzheimer, \u00e9 uma das principais causas de incapacidade e perda de independ\u00eancia em idades avan\u00e7adas. Embora n\u00e3o exista cura, a investiga\u00e7\u00e3o cient\u00edfica demonstra que uma parte substancial dos casos pode ser prevenida ou adiada atrav\u00e9s da gest\u00e3o de <strong data-start=\"994\" data-end=\"1029\">factores de risco para dem\u00eancia<\/strong> que s\u00e3o modific\u00e1veis. Dados recentes indicam que cerca de um ter\u00e7o dos casos de dem\u00eancia est\u00e1 associado a factores potencialmente preven\u00edveis, sobretudo quando abordados na meia-idade.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8b4d43e elementor-widget elementor-widget-heading\" data-id=\"8b4d43e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Factores de risco modific\u00e1veis<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-64bebfc elementor-widget elementor-widget-heading\" data-id=\"64bebfc\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Quais s\u00e3o os principais factores de risco para dem\u00eancia?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9cce13a elementor-widget elementor-widget-text-editor\" data-id=\"9cce13a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"1319\" data-end=\"1447\">A evid\u00eancia cient\u00edfica identifica v\u00e1rios <strong data-start=\"1360\" data-end=\"1395\">factores de risco para dem\u00eancia<\/strong> que podem ser alvo de interven\u00e7\u00e3o ao longo da vida:<\/p><ul><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"1451\" data-end=\"1478\">Baixo n\u00edvel educacional<\/strong> \u2013 A educa\u00e7\u00e3o precoce aumenta a reserva cognitiva, tornando o c\u00e9rebro mais resistente ao decl\u00ednio.<\/li><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"1581\" data-end=\"1613\">Perda de vis\u00e3o n\u00e3o corrigida<\/strong> \u2013 D\u00e9fices visuais aumentam o risco de isolamento e decl\u00ednio cognitivo; a correc\u00e7\u00e3o adequada reduz esse risco.<\/li><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"1728\" data-end=\"1750\">Colesterol elevado<\/strong> \u2013 A dislipidemia na meia-idade est\u00e1 associada a maior probabilidade de desenvolver dem\u00eancia.<\/li><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"1848\" data-end=\"1872\">Traumatismo craniano<\/strong> \u2013 Les\u00f5es cerebrais, sobretudo repetidas, aumentam o risco de degenera\u00e7\u00e3o neuronal.<\/li><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"1960\" data-end=\"1988\">Sedentarismo e obesidade<\/strong> \u2013 O excesso de peso na meia-idade \u00e9 um dos factores mais determinantes entre os factores de risco para dem\u00eancia.<\/li><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"2106\" data-end=\"2149\">Tabagismo e consumo excessivo de \u00e1lcool<\/strong> \u2013 Subst\u00e2ncias t\u00f3xicas promovem inflama\u00e7\u00e3o e dano vascular cerebral.<\/li><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"2222\" data-end=\"2248\">Hipertens\u00e3o e diabetes<\/strong> \u2013 Doen\u00e7as vasculares e metab\u00f3licas aceleram o envelhecimento cerebral.<\/li><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"2324\" data-end=\"2342\">Perda auditiva<\/strong> \u2013 A perda auditiva n\u00e3o tratada associa-se a maior risco de dem\u00eancia; o uso de aparelhos auditivos pode ser protector.<\/li><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"2465\" data-end=\"2478\">Depress\u00e3o<\/strong> \u2013 Est\u00e1 associada a altera\u00e7\u00f5es neuroqu\u00edmicas e inflamat\u00f3rias que afectam a cogni\u00e7\u00e3o.<\/li><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"2567\" data-end=\"2588\">Isolamento social<\/strong> \u2013 A solid\u00e3o e o baixo contacto social aumentam o risco de decl\u00ednio cognitivo.<\/li><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"2671\" data-end=\"2695\">Polui\u00e7\u00e3o atmosf\u00e9rica<\/strong> \u2013 A exposi\u00e7\u00e3o prolongada a part\u00edculas finas pode afectar a sa\u00fade cerebral.<\/li><li data-start=\"1451\" data-end=\"1578\"><strong data-start=\"2775\" data-end=\"2799\">Sono de m\u00e1 qualidade<\/strong> \u2013 Ins\u00f3nia cr\u00f3nica e apneia do sono est\u00e3o associadas a maior risco de dem\u00eancia.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b934303 elementor-widget elementor-widget-heading\" data-id=\"b934303\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Evid\u00eancia de preven\u00e7\u00e3o<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-641e543 elementor-widget elementor-widget-heading\" data-id=\"641e543\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">O que mostram os estudos?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-45b1d1f elementor-widget elementor-widget-text-editor\" data-id=\"45b1d1f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Estudos populacionais de grande escala demonstram que cerca de 37% dos casos de dem\u00eancia poderiam ser evitados se os principais <strong data-start=\"3072\" data-end=\"3107\">factores de risco para dem\u00eancia<\/strong> fossem controlados. O excesso de peso na meia-idade surge como o contributo isolado mais significativo, seguido da inactividade f\u00edsica e do baixo n\u00edvel de escolaridade. O controlo rigoroso da press\u00e3o arterial, da diabetes e do colesterol, aliado \u00e0 actividade f\u00edsica regular e a padr\u00f5es alimentares saud\u00e1veis, est\u00e1 associado a uma redu\u00e7\u00e3o clara do risco de decl\u00ednio cognitivo.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0fc24d1 elementor-widget elementor-widget-heading\" data-id=\"0fc24d1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Estrat\u00e9gias para reduzir o risco<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f697309 elementor-widget elementor-widget-text-editor\" data-id=\"f697309\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li data-start=\"3530\" data-end=\"3679\"><strong data-start=\"3530\" data-end=\"3571\">Educa\u00e7\u00e3o e literacia ao longo da vida<\/strong><br data-start=\"3571\" data-end=\"3574\" \/>Investir na educa\u00e7\u00e3o desde a inf\u00e2ncia e manter aprendizagem cont\u00ednua cria reserva cognitiva protectora.<\/li><li data-start=\"3530\" data-end=\"3679\"><strong data-start=\"3683\" data-end=\"3716\">Promo\u00e7\u00e3o da actividade f\u00edsica<\/strong><br data-start=\"3716\" data-end=\"3719\" \/>Praticar exerc\u00edcio aer\u00f3bico moderado pelo menos 150 minutos por semana, associado a treino de for\u00e7a.<\/li><li data-start=\"3530\" data-end=\"3679\"><strong data-start=\"3825\" data-end=\"3846\">Dieta equilibrada<\/strong><br data-start=\"3846\" data-end=\"3849\" \/>A dieta mediterr\u00e2nica, rica em frutas, vegetais, azeite e peixe, ajuda a controlar v\u00e1rios factores de risco para dem\u00eancia, como obesidade, colesterol e diabetes.<\/li><li data-start=\"3530\" data-end=\"3679\"><strong data-start=\"4016\" data-end=\"4048\">Controlo de doen\u00e7as cr\u00f3nicas<\/strong><br data-start=\"4048\" data-end=\"4051\" \/>Monitorizar e tratar adequadamente hipertens\u00e3o, diabetes e dislipidemia reduz o risco vascular cerebral.<\/li><li data-start=\"3530\" data-end=\"3679\"><strong data-start=\"4161\" data-end=\"4198\">Cessar tabagismo e moderar \u00e1lcool<\/strong><br data-start=\"4198\" data-end=\"4201\" \/>Parar de fumar e evitar consumo excessivo de \u00e1lcool protege o c\u00e9rebro e o sistema cardiovascular.<\/li><li data-start=\"3530\" data-end=\"3679\"><strong data-start=\"4304\" data-end=\"4338\">Estimula\u00e7\u00e3o cognitiva e social<\/strong><br data-start=\"4338\" data-end=\"4341\" \/>Leitura, jogos de l\u00f3gica, uso de tecnologias, voluntariado e actividades sociais mant\u00eam a mente activa e reduzem o risco de decl\u00ednio cognitivo.<\/li><li data-start=\"3530\" data-end=\"3679\"><strong data-start=\"4490\" data-end=\"4511\">Sono de qualidade<\/strong><br data-start=\"4511\" data-end=\"4514\" \/>Tratar dist\u00farbios do sono e adoptar h\u00e1bitos saud\u00e1veis previne hip\u00f3xia nocturna e inflama\u00e7\u00e3o cerebral.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2cc9795 elementor-widget elementor-widget-heading\" data-id=\"2cc9795\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Avalia\u00e7\u00e3o m\u00e9dica e preven\u00e7\u00e3o personalizada<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f29a52 elementor-widget elementor-widget-text-editor\" data-id=\"3f29a52\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Na <strong data-start=\"4674\" data-end=\"4691\">M\u00e9dico na Net<\/strong>, \u00e9 poss\u00edvel agendar uma <a href=\"https:\/\/www.mediconanet.pt\/produto\/consulta-online-de-perda-de-memoria\/\"><strong data-start=\"4716\" data-end=\"4832\">consulta m\u00e9dica online focada na preven\u00e7\u00e3o do decl\u00ednio cognitivo e na gest\u00e3o dos factores de risco para dem\u00eancia<\/strong><\/a>. Durante a consulta, profissionais de sa\u00fade avaliam o historial cl\u00ednico, factores de risco individuais, h\u00e1bitos de vida e sintomas cognitivos iniciais. Com acompanhamento m\u00e9dico \u00e0 dist\u00e2ncia, \u00e9 poss\u00edvel orientar exames, ajustar estrat\u00e9gias preventivas e definir um plano personalizado para reduzir o risco de dem\u00eancia, sempre com confidencialidade e foco na sa\u00fade cerebral a longo prazo.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b93bd4a elementor-widget elementor-widget-image\" data-id=\"b93bd4a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/www.mediconanet.pt\/wp-content\/uploads\/2026\/02\/factores-de-risco-para-demencia-consulta-online.webp\" class=\"attachment-large size-large wp-image-55898\" alt=\"Avalia\u00e7\u00e3o cl\u00ednica dos factores de risco para dem\u00eancia\" srcset=\"https:\/\/www.mediconanet.pt\/wp-content\/uploads\/2026\/02\/factores-de-risco-para-demencia-consulta-online.webp 1024w, https:\/\/www.mediconanet.pt\/wp-content\/uploads\/2026\/02\/factores-de-risco-para-demencia-consulta-online-300x300.webp 300w, https:\/\/www.mediconanet.pt\/wp-content\/uploads\/2026\/02\/factores-de-risco-para-demencia-consulta-online-150x150.webp 150w, https:\/\/www.mediconanet.pt\/wp-content\/uploads\/2026\/02\/factores-de-risco-para-demencia-consulta-online-768x768.webp 768w, https:\/\/www.mediconanet.pt\/wp-content\/uploads\/2026\/02\/factores-de-risco-para-demencia-consulta-online-12x12.webp 12w, https:\/\/www.mediconanet.pt\/wp-content\/uploads\/2026\/02\/factores-de-risco-para-demencia-consulta-online-600x600.webp 600w, https:\/\/www.mediconanet.pt\/wp-content\/uploads\/2026\/02\/factores-de-risco-para-demencia-consulta-online-100x100.webp 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ceaf176 e-flex e-con-boxed e-con e-parent\" data-id=\"ceaf176\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-e3852b0 e-con-full e-flex e-con e-child\" data-id=\"e3852b0\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-49871ac e-con-full e-flex e-con e-child\" data-id=\"49871ac\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-03748bb elementor-widget elementor-widget-heading\" data-id=\"03748bb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Perguntas frequentes (FAQ)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec61d36 elementor-widget elementor-widget-n-accordion\" data-id=\"ec61d36\" data-element_type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;all_collapsed&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2470\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2470\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Controlar os factores de risco para dem\u00eancia impede totalmente a doen\u00e7a? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2470\" class=\"elementor-element elementor-element-fc24b80 e-con-full e-flex e-con e-child\" data-id=\"fc24b80\" data-element_type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2470\" class=\"elementor-element elementor-element-e42c724 e-flex e-con-boxed e-con e-child\" data-id=\"e42c724\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-424c93b elementor-widget elementor-widget-text-editor\" data-id=\"424c93b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>N\u00e3o. A preven\u00e7\u00e3o reduz significativamente o risco, mas n\u00e3o elimina totalmente a possibilidade, pois factores gen\u00e9ticos e n\u00e3o modific\u00e1veis tamb\u00e9m influenciam.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2471\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2471\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> A dieta tem mesmo impacto na preven\u00e7\u00e3o da dem\u00eancia? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2471\" class=\"elementor-element elementor-element-68d2181 e-con-full e-flex e-con e-child\" data-id=\"68d2181\" data-element_type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2471\" class=\"elementor-element elementor-element-bedc397 e-flex e-con-boxed e-con e-child\" data-id=\"bedc397\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7a2b4dc elementor-widget elementor-widget-text-editor\" data-id=\"7a2b4dc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Sim. Uma alimenta\u00e7\u00e3o equilibrada ajuda a controlar peso, colesterol e glicemia, al\u00e9m de fornecer nutrientes protectores para o c\u00e9rebro.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2472\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2472\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> O exerc\u00edcio mental \u00e9 realmente eficaz? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2472\" class=\"elementor-element elementor-element-71a51a5 e-con-full e-flex e-con e-child\" data-id=\"71a51a5\" data-element_type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2472\" class=\"elementor-element elementor-element-ea131de e-flex e-con-boxed e-con e-child\" data-id=\"ea131de\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ec4b16f elementor-widget elementor-widget-text-editor\" data-id=\"ec4b16f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Sim. Actividades intelectualmente desafiantes fortalecem as conex\u00f5es neuronais e ajudam a manter a mem\u00f3ria e a aten\u00e7\u00e3o.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2473\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2473\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Quem deve preocupar-se com a preven\u00e7\u00e3o da dem\u00eancia? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2473\" class=\"elementor-element elementor-element-8a631cb e-con-full e-flex e-con e-child\" data-id=\"8a631cb\" data-element_type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2473\" class=\"elementor-element elementor-element-4228db6 e-flex e-con-boxed e-con e-child\" data-id=\"4228db6\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8257c39 elementor-widget elementor-widget-text-editor\" data-id=\"8257c39\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Todos. Embora a dem\u00eancia seja mais frequente em idades avan\u00e7adas, muitos factores de risco surgem na meia-idade, quando a preven\u00e7\u00e3o \u00e9 mais eficaz.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2474\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2474\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> O sono influencia os factores de risco para dem\u00eancia? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2474\" class=\"elementor-element elementor-element-99cdeeb e-con-full e-flex e-con e-child\" data-id=\"99cdeeb\" data-element_type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2474\" class=\"elementor-element elementor-element-e5ec01d e-flex e-con-boxed e-con e-child\" data-id=\"e5ec01d\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c134c2f elementor-widget elementor-widget-text-editor\" data-id=\"c134c2f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"6119\" data-end=\"6336\">Sim. Dist\u00farbios do sono aumentam o risco de decl\u00ednio cognitivo. Tratar ins\u00f3nia e apneia do sono \u00e9 uma medida preventiva importante.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<script type=\"application\/ld+json\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Controlar os factores de risco para dem\\u00eancia impede totalmente a doen\\u00e7a?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"N\\u00e3o. A preven\\u00e7\\u00e3o reduz significativamente o risco, mas n\\u00e3o elimina totalmente a possibilidade, pois factores gen\\u00e9ticos e n\\u00e3o modific\\u00e1veis tamb\\u00e9m influenciam.\"}},{\"@type\":\"Question\",\"name\":\"A dieta tem mesmo impacto na preven\\u00e7\\u00e3o da dem\\u00eancia?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Sim. Uma alimenta\\u00e7\\u00e3o equilibrada ajuda a controlar peso, colesterol e glicemia, al\\u00e9m de fornecer nutrientes protectores para o c\\u00e9rebro.\"}},{\"@type\":\"Question\",\"name\":\"O exerc\\u00edcio mental \\u00e9 realmente eficaz?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Sim. Actividades intelectualmente desafiantes fortalecem as conex\\u00f5es neuronais e ajudam a manter a mem\\u00f3ria e a aten\\u00e7\\u00e3o.\"}},{\"@type\":\"Question\",\"name\":\"Quem deve preocupar-se com a preven\\u00e7\\u00e3o da dem\\u00eancia?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Todos. Embora a dem\\u00eancia seja mais frequente em idades avan\\u00e7adas, muitos factores de risco surgem na meia-idade, quando a preven\\u00e7\\u00e3o \\u00e9 mais eficaz.\"}},{\"@type\":\"Question\",\"name\":\"O sono influencia os factores de risco para dem\\u00eancia?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Sim. Dist\\u00farbios do sono aumentam o risco de decl\\u00ednio cognitivo. Tratar ins\\u00f3nia e apneia do sono \\u00e9 uma medida preventiva importante.\"}}]}<\/script>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fd32470 e-flex e-con-boxed e-con e-parent\" data-id=\"fd32470\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3baa54b elementor-widget elementor-widget-heading\" data-id=\"3baa54b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclus\u00e3o<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f71f490 elementor-widget elementor-widget-text-editor\" data-id=\"f71f490\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>A dem\u00eancia n\u00e3o \u00e9 uma consequ\u00eancia inevit\u00e1vel do envelhecimento. A ci\u00eancia demonstra que uma parte significativa dos casos est\u00e1 associada a <strong data-start=\"6429\" data-end=\"6464\">factores de risco para dem\u00eancia<\/strong> que podem ser modificados ao longo da vida, especialmente na meia-idade. Estrat\u00e9gias que combinam educa\u00e7\u00e3o, actividade f\u00edsica, alimenta\u00e7\u00e3o saud\u00e1vel, controlo de doen\u00e7as cr\u00f3nicas, cessa\u00e7\u00e3o tab\u00e1gica, sono de qualidade e participa\u00e7\u00e3o social reduzem o risco e melhoram a qualidade de vida. Investir na preven\u00e7\u00e3o \u00e9 uma das formas mais eficazes de proteger a sa\u00fade cerebral.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-246254e elementor-widget elementor-widget-heading\" data-id=\"246254e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Refer\u00eancias<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4fbed27 elementor-widget elementor-widget-text-editor\" data-id=\"4fbed27\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"7185\" data-end=\"7311\"><a href=\"https:\/\/www.alz.org\/alzheimers-dementia\/facts-figures\" rel=\"dofollow noopener\" target=\"_blank\"><strong>Alzheimer\u2019s Association<\/strong> \u2013 <em data-start=\"7211\" data-end=\"7255\">2025 Alzheimer\u2019s Disease Facts and Figures<\/em><\/a><\/p><p data-start=\"7315\" data-end=\"7422\"><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/24448485\/\" rel=\"nofollow noopener\" target=\"_blank\"><strong>Barnes DE, Yaffe K<\/strong> \u2013 <em data-start=\"7336\" data-end=\"7378\">The modifiable risk factors for dementia<\/em><\/a><\/p><p data-start=\"7426\" data-end=\"7560\"><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/32877864\/\" rel=\"nofollow noopener\" target=\"_blank\"><strong>Cust\u00f3dio M et al<\/strong>. \u2013 <em data-start=\"7446\" data-end=\"7516\">The A-to-Z factors associated with cognitive impairment (DeCo Study)<\/em><\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Introdu\u00e7\u00e3o Com o envelhecimento da popula\u00e7\u00e3o, a preval\u00eancia de dem\u00eancia e decl\u00ednio cognitivo aumenta de forma significativa. A dem\u00eancia, incluindo a doen\u00e7a de Alzheimer, \u00e9 uma das principais causas de incapacidade e perda de independ\u00eancia em idades avan\u00e7adas. Embora n\u00e3o exista cura, a investiga\u00e7\u00e3o cient\u00edfica demonstra que uma parte substancial dos casos pode ser prevenida [&hellip;]<\/p>\n","protected":false},"author":2964,"featured_media":55897,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[184],"tags":[],"class_list":["post-55468","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-saude-mental"],"jetpack_featured_media_url":"https:\/\/www.mediconanet.pt\/wp-content\/uploads\/2026\/02\/factores-de-risco-para-demencia-1.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.mediconanet.pt\/en\/wp-json\/wp\/v2\/posts\/55468","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mediconanet.pt\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mediconanet.pt\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mediconanet.pt\/en\/wp-json\/wp\/v2\/users\/2964"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mediconanet.pt\/en\/wp-json\/wp\/v2\/comments?post=55468"}],"version-history":[{"count":10,"href":"https:\/\/www.mediconanet.pt\/en\/wp-json\/wp\/v2\/posts\/55468\/revisions"}],"predecessor-version":[{"id":56010,"href":"https:\/\/www.mediconanet.pt\/en\/wp-json\/wp\/v2\/posts\/55468\/revisions\/56010"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mediconanet.pt\/en\/wp-json\/wp\/v2\/media\/55897"}],"wp:attachment":[{"href":"https:\/\/www.mediconanet.pt\/en\/wp-json\/wp\/v2\/media?parent=55468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mediconanet.pt\/en\/wp-json\/wp\/v2\/categories?post=55468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mediconanet.pt\/en\/wp-json\/wp\/v2\/tags?post=55468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}