{"id":315296,"date":"2025-08-13T02:39:14","date_gmt":"2025-08-13T02:39:14","guid":{"rendered":"https:\/\/www.europesays.com\/fr\/315296\/"},"modified":"2025-08-13T02:39:14","modified_gmt":"2025-08-13T02:39:14","slug":"face-a-limage-dune-personne-malade-le-cerveau-semble-capable-dactiver-le-systeme-immunitaire-pour-se-proteger","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/fr\/315296\/","title":{"rendered":"Face \u00e0 l\u2019image d\u2019une personne malade, le cerveau semble capable d\u2019activer le syst\u00e8me immunitaire pour se prot\u00e9ger"},"content":{"rendered":"<p>    La science avait d\u00e9j\u00e0 d\u00e9montr\u00e9 que face au danger, un instinct de survie physiquement ancr\u00e9 permettait \u00e0 notre corps de renforcer ses muscles, son \u00e9nergie et sa concentration.<br \/>\n                Daniel \/ stock.adobe.com<\/p>\n<p>Des chercheurs ont observ\u00e9 qu\u2019une simple pr\u00e9sence en r\u00e9alit\u00e9 virtuelle d\u2019un avatar affichant des sympt\u00f4mes visibles pouvait d\u00e9clencher une r\u00e9ponse de d\u00e9fense de l\u2019organisme, comme face \u00e0 un virus ou une bact\u00e9rie.<\/p>\n<p class=\"fig-paragraph\">Imaginez \u00eatre tranquillement assis \u00e0 votre bureau lorsque, soudainement, arrive un coll\u00e8gue, l\u2019air \u00e9puis\u00e9, le teint gris-vert, la goutte au nez. Tout de suite, votre cerveau identifie\u00a0: \u00ab\u00a0malade\u00a0\u00bb. S\u2019il s\u2019approche trop, vous courrez le risque d\u2019\u00eatre contamin\u00e9. Mais avant m\u00eame que vous ayez eu le temps de trouver une excuse pour vous \u00e9clipser, sans que vous n\u2019ayez pu vous en rendre compte, votre corps a r\u00e9agi. En voyant s\u2019approcher le potentiel malade, et via la simple anticipation de l\u2019\u00eatre \u00e0 votre tour, votre syst\u00e8me immunitaire a d\u00e9clench\u00e9 une r\u00e9ponse r\u00e9elle, comme s\u2019il \u00e9tait infect\u00e9 par un virus.<\/p>\n<p class=\"fig-paragraph\">C\u2019est ce que sugg\u00e8re\u00a0<a href=\"https:\/\/files.springernature.com\/getResource\/Full%20text%3A%20Jandus_41593_2025_Article_2008.pdf?token=ibcAI3xqHbi1gX8Hf79xtadQtVsqnjHXasFo9cbhGufgOZGRKzNM%2BMKXQ8Cwj2wHSKGkHZddgfll2DYQqzC5y1McQ038rxPGwHBeinjVwM2UjxDmKcjPo%2BrCuqCWgC2LbmKqF22B7iQpW0nMxWB7mTyzQQFBTnVfp%2FaAKcefLu4b4afux2PxmFPCBvPQMWzwRIB6AYPiiPCFYYzBs3T6xDIsTd5mPMWF92KvrJxvfbw0yMS4TtbwSc1acjN7rekBGR7Sb2x5ExASxWNrWF8XoF8JLNGi7O%2Bn1z0KFOVX5qEcMn4C9xOctW2upzUa4y47TJE2Kchig%2FZJ87w6M%2BKj5YIrHEkiwXKDeL1eNU%2BKLom99sPTZlOs7AqA0xpwKYjL4BPRqy2PhsxNwJpHjMqpDcyPm39L78yn%2B3%2BOxAKfwNBDL5nMeCsJypO4fngBvdCD9NeUmPv99ynxyJPlM8dT\" target=\"_blank\" rel=\"sponsored noopener\" data-gtm-custom-categorie=\"navigation\" data-gtm-custom-action=\"crossclick\" data-gtm-custom-label=\"Contextuel\" data-gtm-event=\"customEventSPE\">une nouvelle \u00e9tude<\/a>\u00a0parue dans Nature Neuroscience, men\u00e9e par des chercheurs en Suisse, avec des collaborateurs en Grande-Bretagne et en Italie. La science avait d\u00e9j\u00e0 d\u00e9montr\u00e9 que face au danger, un instinct de survie physiquement ancr\u00e9 permettait \u00e0 notre corps de renforcer ses muscles, son \u00e9nergie et sa concentration. Face \u00e0 la d\u00e9tection d\u2019une menace, l\u2019amygdale\u2026<\/p>\n<p class=\"fig-premium-paywall__infos\">\n        Cet article est r\u00e9serv\u00e9 aux abonn\u00e9s.        Il vous reste 82% \u00e0 d\u00e9couvrir.\n    <\/p>\n<p>                <img  data- alt=\"Le Figaro\" class=\"fig-img--complete fig-img\"\/><\/p>\n<p class=\"fig-premium-paywall__title\">Vous avez envie de lire la suite ?<\/p>\n<p class=\"fig-premium-paywall__subtitle\">D\u00e9bloquez tous les articles imm\u00e9diatement.<\/p>\n<p class=\"fig-premium-paywall__connect\">\n                D\u00e9j\u00e0 abonn\u00e9\u00a0?                <a class=\"fig-premium-paywall__connect-link\" href=\"https:\/\/connect.lefigaro.fr\/login?client=sante_web&amp;type=main&amp;redirect_uri=https%3A%2F%2Fsante.lefigaro.fr%2Fmedecine%2Fface-a-l-image-d-une-personne-malade-le-cerveau-semble-capable-d-activer-le-systeme-immunitaire-afin-de-se-proteger-20250811\" data-js-gtm=\"{&quot;customCategorie&quot;: &quot;conversion&quot;, &quot;customAction&quot;: &quot;before_Landing_Connexion_paywall_auto&quot;, &quot;customLabel&quot;: &quot;c2FudGUubGVmaWdhcm8uZnJfXzFmMDY4OTQ5LTZjMDktNmNlYS1hOTQ2LTQzOWU4NjRhZmRmY19fQXJ0aWNsZQ==_Face \u00e0 l\u2019image d\u2019une personne malade, le cerveau semble capable d\u2019activer le syst\u00e8me immunitaire pour se prot\u00e9ger_384&quot;, &quot;customIDSPE&quot;: &quot;c2FudGUubGVmaWdhcm8uZnJfXzFmMDY4OTQ5LTZjMDktNmNlYS1hOTQ2LTQzOWU4NjRhZmRmY19fQXJ0aWNsZQ==&quot;, &quot;event&quot;: &quot;customEventSPE&quot;}\" target=\"_blank\" rel=\"noopener\"><br \/>\n                    Connectez-vous<br \/>\n                <\/a>\n            <\/p>\n","protected":false},"excerpt":{"rendered":"La science avait d\u00e9j\u00e0 d\u00e9montr\u00e9 que face au danger, un instinct de survie physiquement ancr\u00e9 permettait \u00e0 notre&hellip;\n","protected":false},"author":2,"featured_media":315297,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[237,101,232,231,234,228,1011,27,72,239,230,238,226,224,225,10081,233,229,236,235,71,22598,227],"class_list":{"0":"post-315296","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-sante","8":"tag-actualite-sur-les-maladies","9":"tag-cancer","10":"tag-cardiologie","11":"tag-cerveau","12":"tag-diabete","13":"tag-diagnostic","14":"tag-fr","15":"tag-france","16":"tag-health","17":"tag-info-sur-les-maladies","18":"tag-infographie","19":"tag-information-sur-les-maladies","20":"tag-maladie","21":"tag-medecine","22":"tag-medicament","23":"tag-neurosciences","24":"tag-obesite","25":"tag-pathologie","26":"tag-pediatrie","27":"tag-psychiatrie","28":"tag-sante","29":"tag-systeme-immunitaire","30":"tag-traitement"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@fr\/115019144497835197","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/315296","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/comments?post=315296"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/315296\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media\/315297"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media?parent=315296"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/categories?post=315296"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/tags?post=315296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}