{"id":4690,"date":"2025-02-20T06:30:00","date_gmt":"2025-02-20T05:30:00","guid":{"rendered":"https:\/\/blog.doctoome.com\/?p=4690"},"modified":"2025-04-18T08:54:39","modified_gmt":"2025-04-18T06:54:39","slug":"pensees-positives-risque-demence","status":"publish","type":"post","link":"https:\/\/www.doctoome.com\/blog\/pensees-positives-risque-demence\/","title":{"rendered":"Les pens\u00e9es positives diminuent le risque de d\u00e9mence"},"content":{"rendered":"\n<p>\u00cates-vous du genre \u00e0 toujours voir le verre \u00e0 moiti\u00e9 vide ? Si oui, il pourrait \u00eatre b\u00e9n\u00e9fique d\u2019adopter la technique des pens\u00e9es positives. <strong>Des recherches r\u00e9centes ont mis en \u00e9vidence un lien entre la pens\u00e9e n\u00e9gative r\u00e9p\u00e9titive et le d\u00e9veloppement de la d\u00e9mence, notamment la maladie d\u2019Alzheimer.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-6be1aa6df763b997c6837a103ff77c4d\" style=\"color:#0097a7\">Un lien entre pens\u00e9es n\u00e9gatives et d\u00e9mence<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Impact des pens\u00e9es n\u00e9gatives sur le cerveau<\/h3>\n\n\n\n<p>Selon une \u00e9tude r\u00e9cente, les personnes sujettes \u00e0 des ruminations mentales seraient plus expos\u00e9es au d\u00e9clin cognitif. <strong>Cette exposition accrue s\u2019expliquerait par l\u2019accumulation de deux prot\u00e9ines nocives impliqu\u00e9es dans la maladie d\u2019Alzheimer : la prot\u00e9ine tau et la b\u00eata-amylo\u00efde.<\/strong> Une \u00e9tude publi\u00e9e dans la revue sp\u00e9cialis\u00e9e Alzheimer\u2019s &amp; Dementia a mis en \u00e9vidence cette corr\u00e9lation.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full is-resized\"><img decoding=\"async\" width=\"646\" height=\"352\" data-src=\"https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2025\/02\/Capture-decran-2025-02-07-a-15.18.07.png\" alt=\"\" class=\"wp-image-16025 lazyload\" style=\"--smush-placeholder-width: 646px; --smush-placeholder-aspect-ratio: 646\/352;width:414px;height:auto\" data-srcset=\"https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2025\/02\/Capture-decran-2025-02-07-a-15.18.07-300x163.png 300w, https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2025\/02\/Capture-decran-2025-02-07-a-15.18.07.png 646w\" data-sizes=\"(max-width: 646px) 100vw, 646px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><\/figure>\n<\/div>\n\n\n<p>Le Dr Natalie Marchant, psychologue et chercheuse en sant\u00e9 mentale \u00e0 l\u2019University College de Londres, indique que <strong>\u00ab\u00a0la pens\u00e9e n\u00e9gative r\u00e9p\u00e9titive pourrait \u00eatre un facteur de risque de d\u00e9mence.\u00a0\u00bb<\/strong> Pour parvenir \u00e0 ces conclusions, les chercheurs ont suivi <strong>plus de 350 participants \u00e2g\u00e9s de plus de 55 ans<\/strong>, analysant leurs tendances \u00e0 l\u2019inqui\u00e9tude et \u00e0 la rumination, ainsi que leur \u00e9tat \u00e9motionnel (anxi\u00e9t\u00e9, d\u00e9pression). Une scintigraphie c\u00e9r\u00e9brale a \u00e9t\u00e9 r\u00e9alis\u00e9e afin d\u2019\u00e9valuer l\u2019ampleur des d\u00e9p\u00f4ts de tau et de b\u00eata-amylo\u00efde.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">R\u00e9sultats et observations<\/h3>\n\n\n\n<p>Les r\u00e9sultats ont montr\u00e9 un d\u00e9clin cognitif plus marqu\u00e9 chez les participants souffrant d\u2019anxi\u00e9t\u00e9 et de d\u00e9pression. <strong>Cela sugg\u00e8re que la gestion des pens\u00e9es n\u00e9gatives pourrait jouer un r\u00f4le essentiel dans la pr\u00e9vention des troubles neurod\u00e9g\u00e9n\u00e9ratifs.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-40761243712b9ef0857345dcea7f030f\" style=\"color:#0097a7\">Favoriser les pens\u00e9es positives pour prot\u00e9ger le cerveau<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Une approche pr\u00e9ventive efficace<\/h3>\n\n\n\n<p>Le neurologue Dr Richard Isaacson, sp\u00e9cialiste en pr\u00e9vention de la maladie d&rsquo;Alzheimer au New York-Presbyterian et Weill Cornell Medical Center, souligne que <strong>\u00ab\u00a0cette \u00e9tude \u00e9tablit une relation biologique entre la pens\u00e9e n\u00e9gative r\u00e9p\u00e9titive et la pathologie d\u2019Alzheimer\u00a0\u00bb.<\/strong> Il ajoute que cela offre aux m\u00e9decins une opportunit\u00e9 d\u2019\u00e9valuer plus pr\u00e9cis\u00e9ment les risques et de proposer des interventions adapt\u00e9es.<\/p>\n\n\n\n<p>Les pens\u00e9es positives pourraient ainsi constituer une strat\u00e9gie pr\u00e9ventive efficace. <strong>Des \u00e9tudes ant\u00e9rieures ont \u00e9galement montr\u00e9 qu\u2019un \u00e9tat d\u2019esprit optimiste contribue \u00e0 une meilleure sant\u00e9 g\u00e9n\u00e9rale, r\u00e9duisant notamment les risques de maladies cardiovasculaires.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pens\u00e9e positive et sant\u00e9 cardiovasculaire<\/h3>\n\n\n\n<p>Une \u00e9tude datant de 2019 a r\u00e9v\u00e9l\u00e9 que <strong>les personnes optimistes ont un risque moindre de d\u00e9velopper des maladies cardiovasculaires.<\/strong> L\u2019optimisme est \u00e9galement associ\u00e9 \u00e0 une r\u00e9duction des risques d\u2019accidents vasculaires c\u00e9r\u00e9braux et de crises cardiaques. <strong>Adopter une attitude positive peut donc \u00eatre b\u00e9n\u00e9fique non seulement pour le cerveau, mais aussi pour l\u2019ensemble du syst\u00e8me cardiovasculaire.<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" width=\"526\" height=\"350\" data-src=\"https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2025\/02\/Capture-decran-2025-02-07-a-15.16.53.png\" alt=\"\" class=\"wp-image-16024 lazyload\" style=\"--smush-placeholder-width: 526px; --smush-placeholder-aspect-ratio: 526\/350;width:344px;height:auto\" data-srcset=\"https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2025\/02\/Capture-decran-2025-02-07-a-15.16.53-300x200.png 300w, https:\/\/s3.eu-west-1.amazonaws.com\/dm.prod.raw\/2025\/02\/Capture-decran-2025-02-07-a-15.16.53.png 526w\" data-sizes=\"(max-width: 526px) 100vw, 526px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-72b9da6e072c090a7bf2cbcfe62a0832\" style=\"color:#0097a7\">Comment cultiver la pens\u00e9e positive au quotidien ?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Techniques pour favoriser un \u00e9tat d\u2019esprit positif<\/h3>\n\n\n\n<p>Voici quelques strat\u00e9gies simples \u00e0 adopter :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pratiquer la gratitude<\/strong> : noter trois choses positives chaque jour.<\/li>\n\n\n\n<li><strong>M\u00e9diter r\u00e9guli\u00e8rement<\/strong> pour calmer l\u2019esprit et r\u00e9duire le stress.<\/li>\n\n\n\n<li><strong>Faire de l\u2019exercice physique<\/strong>, un excellent moyen de lib\u00e9rer des endorphines, les hormones du bien-\u00eatre.<\/li>\n\n\n\n<li><strong>S\u2019entourer de personnes positives<\/strong> et \u00e9viter les environnements toxiques.<\/li>\n\n\n\n<li><strong>Adopter des affirmations positives<\/strong>, qui renforcent l\u2019estime de soi et la motivation.<\/li>\n\n\n\n<li><strong>Favoriser des activit\u00e9s de relaxation<\/strong>, telles que le yoga, la respiration profonde et l\u2019art-th\u00e9rapie.<\/li>\n\n\n\n<li><strong>\u00c9viter la surcharge d\u2019informations n\u00e9gatives<\/strong>, en limitant l&rsquo;exposition aux nouvelles anxiog\u00e8nes et en privil\u00e9giant les contenus inspirants.<\/li>\n\n\n\n<li><strong>Tenir un journal de pens\u00e9es positives<\/strong>, permettant de prendre conscience des aspects positifs de son quotidien et d\u2019orienter son esprit vers une perception plus optimiste.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-af2f6df3b99266fefcfb440eac798114\" style=\"color:#0097a7\">L\u2019influence de l\u2019alimentation sur la sant\u00e9 mentale<\/h2>\n\n\n\n<p>L\u2019alimentation joue \u00e9galement un r\u00f4le cl\u00e9 dans la sant\u00e9 cognitive et \u00e9motionnelle. <strong>Certains nutriments favorisent un \u00e9tat d\u2019esprit plus serein et un meilleur fonctionnement du cerveau.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Aliments b\u00e9n\u00e9fiques pour le bien-\u00eatre mental<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Les om\u00e9ga-3<\/strong>, pr\u00e9sents dans les poissons gras, aident \u00e0 r\u00e9duire l\u2019inflammation c\u00e9r\u00e9brale et participent \u00e0 l\u2019\u00e9quilibre \u00e9motionnel.<\/li>\n\n\n\n<li><strong>Les vitamines du groupe B<\/strong>, contenues dans les c\u00e9r\u00e9ales compl\u00e8tes, aident \u00e0 la production de neurotransmetteurs comme la s\u00e9rotonine et la dopamine.<\/li>\n\n\n\n<li><strong>Le magn\u00e9sium<\/strong>, pr\u00e9sent dans les noix et les graines, contribue \u00e0 la r\u00e9duction du stress et de l\u2019anxi\u00e9t\u00e9.<\/li>\n\n\n\n<li><strong>Les probiotiques<\/strong>, issus des aliments ferment\u00e9s, favorisent un microbiote intestinal sain, essentiel pour l\u2019\u00e9quilibre \u00e9motionnel.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-f750a0efe904451deef0335db26cae3f\" style=\"color:#0097a7\">FAQ : les questions les plus pos\u00e9es sur les pens\u00e9es positives et la d\u00e9mence<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Comment les pens\u00e9es n\u00e9gatives influencent-elles le cerveau ?<\/h3>\n\n\n\n<p><strong>Les pens\u00e9es n\u00e9gatives chroniques augmentent le stress et l\u2019inflammation dans le cerveau, favorisant ainsi l\u2019accumulation de prot\u00e9ines nocives comme la b\u00eata-amylo\u00efde et la prot\u00e9ine tau, impliqu\u00e9es dans la maladie d\u2019Alzheimer.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Peut-on pr\u00e9venir la d\u00e9mence en adoptant une pens\u00e9e positive ?<\/h3>\n\n\n\n<p><strong>Si la pens\u00e9e positive ne garantit pas l\u2019\u00e9vitement de la d\u00e9mence, plusieurs \u00e9tudes montrent qu\u2019un \u00e9tat d\u2019esprit optimiste contribue \u00e0 pr\u00e9server les fonctions cognitives et \u00e0 r\u00e9duire le risque de d\u00e9clin neurologique.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Existe-t-il des exercices pour favoriser un \u00e9tat d\u2019esprit positif ?<\/h3>\n\n\n\n<p><strong>Oui, plusieurs techniques sont recommand\u00e9es : la m\u00e9ditation, la gratitude, l\u2019activit\u00e9 physique, et la gestion du stress \u00e0 travers la respiration et les affirmations positives.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">La pens\u00e9e positive peut-elle am\u00e9liorer la sant\u00e9 mentale ?<\/h3>\n\n\n\n<p><strong>Oui, elle contribue \u00e0 r\u00e9duire l\u2019anxi\u00e9t\u00e9 et la d\u00e9pression, tout en favorisant un bien-\u00eatre global et une meilleure r\u00e9silience face aux difficult\u00e9s de la vie.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u00c0 quel moment consulter un professionnel de sant\u00e9 ?<\/h3>\n\n\n\n<p><strong>Si les pens\u00e9es n\u00e9gatives sont envahissantes et impactent votre quotidien, il est recommand\u00e9 de consulter un psychologue, un psychiatre ou un m\u00e9decin g\u00e9n\u00e9raliste afin d\u2019\u00e9valuer la situation et d\u2019adopter une prise en charge adapt\u00e9e. Un suivi professionnel peut aider \u00e0 d\u00e9velopper des strat\u00e9gies adapt\u00e9es pour am\u00e9liorer son bien-\u00eatre mental et pr\u00e9venir les troubles cognitifs.<\/strong><\/p>\n\n\n\n<p>Adopter une approche positive dans la vie quotidienne pourrait ainsi constituer un levier efficace pour prot\u00e9ger son cerveau et pr\u00e9server sa sant\u00e9 cognitive. <strong>Soyez heureux, fixez-vous sur des pens\u00e9es positives pour avancer !<\/strong><\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/www.doctoome.com\/s\/psychologue?displayedAddress=&amp;lat=&amp;lng=&amp;profile=&amp;search_displayed-address=&amp;search_lat=&amp;search_lng=&amp;search_place=\" style=\"background-color:#0097a7\" target=\"_blank\" rel=\"noreferrer noopener\">Consulter un psychologue autour de moi <\/a><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Se rebooster gr\u00e2ce \u00e0 son assiette \u2022 Sarah Roggi, di\u00e9t\u00e9ticienne | Doctoome\" width=\"960\" height=\"540\" data-src=\"https:\/\/www.youtube.com\/embed\/jMfIBKwEmyE?start=4&#038;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" data-load-mode=\"1\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Autres articles qui pourraient vous int\u00e9resser :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u2019importance de la sant\u00e9 mentale : <a href=\"https:\/\/www.doctoome.com\/blog\/limportance-de-la-sante-mentale\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.doctoome.com\/blog\/limportance-de-la-sante-mentale\/<\/a><\/li>\n\n\n\n<li>5 rem\u00e8des naturels contre le stress et l\u2019anxi\u00e9t\u00e9 : <a href=\"https:\/\/www.doctoome.com\/blog\/stress-anxiete-remedes\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.doctoome.com\/blog\/stress-anxiete-remedes\/<\/a><\/li>\n\n\n\n<li>Comprendre et am\u00e9liorer sa sant\u00e9 mentale : <a href=\"https:\/\/www.doctoome.com\/blog\/comprendre-et-ameliorer-sa-sante-mentale\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.doctoome.com\/blog\/comprendre-et-ameliorer-sa-sante-mentale\/<\/a><\/li>\n\n\n\n<li>L\u2019impact de l\u2019alimentation sur la sant\u00e9 mentale : <a href=\"https:\/\/www.doctoome.com\/blog\/sante-mentale-et-alimentation\/\">https:\/\/www.doctoome.com\/blog\/sante-mentale-et-alimentation\/<\/a><\/li>\n\n\n\n<li>Sport : les bienfaits du sport sur la sant\u00e9 mentale : <a href=\"https:\/\/www.doctoome.com\/blog\/bienfaits-sport-sante-mentale\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.doctoome.com\/blog\/bienfaits-sport-sante-mentale\/<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u00cates-vous du genre \u00e0 toujours voir le verre \u00e0 moiti\u00e9 vide ? Si oui, il pourrait \u00eatre b\u00e9n\u00e9fique d\u2019adopter la technique des pens\u00e9es positives. Des recherches r\u00e9centes ont mis en \u00e9vidence un lien entre la pens\u00e9e n\u00e9gative r\u00e9p\u00e9titive et le d\u00e9veloppement de la d\u00e9mence, notamment la maladie d\u2019Alzheimer.<\/p>\n","protected":false},"author":126,"featured_media":16020,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1861],"tags":[34,1121,877],"class_list":["post-4690","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sante-mentale","tag-medecin-generaliste","tag-psychiatre","tag-psychologue"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Les pens\u00e9es positives diminuent le risque de d\u00e9mence | Blog - Doctoome<\/title>\n<meta name=\"description\" content=\"Une nouvelle \u00e9tude de l&#039;universit\u00e9 de Londres \u00e0 prouver que les pens\u00e9es positives diminuent le risque de d\u00e9mence.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.doctoome.com\/blog\/pensees-positives-risque-demence\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les pens\u00e9es positives diminuent le risque de d\u00e9mence | Blog - 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