{"id":56800,"date":"2025-10-21T13:14:34","date_gmt":"2025-10-21T11:14:34","guid":{"rendered":"https:\/\/drromanovaleria.ch\/?p=56800"},"modified":"2026-01-14T18:26:11","modified_gmt":"2026-01-14T17:26:11","slug":"oxidative-stress-and-free-radicals","status":"publish","type":"post","link":"https:\/\/drromanovaleria.ch\/en\/blog\/oxidative-stress-and-free-radicals\/","title":{"rendered":"Stress oxydatif et radicaux libres"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"56800\" class=\"elementor elementor-56800\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cac6344 e-flex e-con-boxed e-con e-parent\" data-id=\"cac6344\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-a6d35bb e-con-full e-flex e-con e-child\" data-id=\"a6d35bb\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0926e2c elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"0926e2c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">STRESS OXYDATIF ET RADICAUX LIBRES<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cab766c elementor-align-center elementor-widget elementor-widget-breadcrumbs\" data-id=\"cab766c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/drromanovaleria.ch\/\">Accueil<\/a><\/span><\/span><\/p>\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-992401f e-flex e-con-boxed e-con e-parent\" data-id=\"992401f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-837b036 e-flex e-con-boxed e-con e-child\" data-id=\"837b036\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-4fef04a e-con-full e-flex e-con e-child\" data-id=\"4fef04a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6c22714 elementor-widget elementor-widget-text-editor\" data-id=\"6c22714\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Radicaux libres<\/h2><p>Le stress oxydatif et les radicaux libres sont deux notions indissociables lorsqu\u2019il est question de sant\u00e9, de vieillissement et de m\u00e9decine\u00a0esth\u00e9tique. Dans l\u2019imaginaire collectif, ces termes sont parfois per\u00e7us comme abstraits, r\u00e9serv\u00e9s aux sp\u00e9cialistes ou aux chercheurs. Pourtant, ils concernent chacun d\u2019entre nous, car ils jouent un r\u00f4le majeur dans le fonctionnement de notre organisme et dans l\u2019apparition de nombreuses alt\u00e9rations cutan\u00e9es et pathologies. Cet article a pour ambition d\u2019expliquer avec clart\u00e9 ce que sont les radicaux libres, comment ils agissent, de quelle mani\u00e8re le stress oxydatif se d\u00e9veloppe, et surtout comment il est possible de pr\u00e9venir ou de limiter leurs effets d\u00e9l\u00e9t\u00e8res gr\u00e2ce \u00e0 des habitudes de vie saines et \u00e0 des prises en charge m\u00e9dicales adapt\u00e9es.<\/p>\t\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-3afbf43 e-flex e-con-boxed e-con e-child\" data-id=\"3afbf43\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4947943 elementor-widget elementor-widget-image\" data-id=\"4947943\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div 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rendez-vous<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\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\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-21d454d e-flex e-con-boxed e-con e-parent\" data-id=\"21d454d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b1e54a5 elementor-toc--content-ellipsis elementor-toc--minimized-on-desktop elementor-widget elementor-widget-table-of-contents\" data-id=\"b1e54a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;minimized_on&quot;:&quot;desktop&quot;,&quot;no_headings_message&quot;:&quot;Aucun titre n\\u2019a \\u00e9t\\u00e9 trouv\\u00e9 sur cette 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22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__b1e54a5\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\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-3c11279 e-flex e-con-boxed e-con e-parent\" data-id=\"3c11279\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cd988b6 elementor-widget elementor-widget-heading\" data-id=\"cd988b6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Qu\u2019est-ce que les radicaux libres ? \n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-45dc416 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"45dc416\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8fec4e0 elementor-widget elementor-widget-text-editor\" data-id=\"8fec4e0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les radicaux libres sont des mol\u00e9cules instables produites naturellement par notre organisme au cours de diff\u00e9rents processus m\u00e9taboliques. Lors de la respiration cellulaire, nos cellules utilisent l\u2019oxyg\u00e8ne pour produire de l\u2019\u00e9nergie. Dans ce m\u00e9canisme essentiel \u00e0 la vie, une petite partie de l\u2019oxyg\u00e8ne est transform\u00e9e en esp\u00e8ces r\u00e9actives appel\u00e9es radicaux libres. Ces mol\u00e9cules poss\u00e8dent un \u00e9lectron non appari\u00e9, ce qui les rend particuli\u00e8rement r\u00e9actives. Pour retrouver leur \u00e9quilibre, elles cherchent \u00e0 capter un \u00e9lectron aupr\u00e8s d\u2019autres structures, ce qui entra\u00eene une r\u00e9action en cha\u00eene susceptible d\u2019endommager les prot\u00e9ines, les lipides et l\u2019ADN.<br \/>Il est important de souligner que la pr\u00e9sence des radicaux libres n\u2019est pas en soi un ph\u00e9nom\u00e8ne pathologique. En quantit\u00e9 mod\u00e9r\u00e9e, ils participent \u00e0 certaines fonctions vitales comme la d\u00e9fense immunitaire contre les agents infectieux ou la communication cellulaire. Le probl\u00e8me survient lorsque leur production exc\u00e8de les capacit\u00e9s naturelles de d\u00e9fense de l\u2019organisme.<\/p>\t\t\t\t\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-c0de54c e-flex e-con-boxed e-con e-parent\" data-id=\"c0de54c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-747d4f3 elementor-widget elementor-widget-heading\" data-id=\"747d4f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\nQu\u2019est-ce que le stress oxydatif ?\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a448602 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"a448602\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d88d2e1 elementor-widget elementor-widget-text-editor\" data-id=\"d88d2e1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le stress oxydatif correspond \u00e0 un d\u00e9s\u00e9quilibre entre la production de radicaux libres et la capacit\u00e9 de l\u2019organisme \u00e0 les neutraliser gr\u00e2ce \u00e0 ses syst\u00e8mes de d\u00e9fense antioxydants. Nos cellules disposent en effet de m\u00e9canismes protecteurs sophistiqu\u00e9s, tels que des enzymes sp\u00e9cifiques et des mol\u00e9cules antioxydantes issues de notre alimentation. Lorsque la balance penche du c\u00f4t\u00e9 des radicaux libres, les dommages s\u2019accumulent et compromettent le bon fonctionnement cellulaire.<br \/>Ce ph\u00e9nom\u00e8ne est silencieux mais progressif. Il peut se traduire par une acc\u00e9l\u00e9ration du vieillissement cutan\u00e9, une alt\u00e9ration de la qualit\u00e9 de la peau, l\u2019apparition de<a href=\"https:\/\/drromanovaleria.ch\/besoins\/rides\/\"> rides<\/a>, de <a href=\"https:\/\/drromanovaleria.ch\/besoins\/peau-et-cheveux\/taches\/\">taches<\/a> pigmentaires et une perte d\u2019\u00e9lasticit\u00e9. Sur le plan g\u00e9n\u00e9ral, le stress oxydatif est \u00e9galement impliqu\u00e9 dans de nombreuses pathologies chroniques comme les maladies cardiovasculaires, les affections neurod\u00e9g\u00e9n\u00e9ratives ou encore certains cancers.<\/p>\t\t\t\t\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-f83782b e-flex e-con-boxed e-con e-parent\" data-id=\"f83782b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ade3e05 elementor-widget elementor-widget-heading\" data-id=\"ade3e05\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Sources de radicaux libres<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-29aba0f elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"29aba0f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-603cdbc elementor-widget elementor-widget-text-editor\" data-id=\"603cdbc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Il existe deux grandes cat\u00e9gories de sources de radicaux libres : endog\u00e8nes et exog\u00e8nes.<\/p><ul><li>Les sources endog\u00e8nes proviennent de notre propre organisme. La respiration cellulaire, la d\u00e9toxification h\u00e9patique, l\u2019inflammation ou encore l\u2019activit\u00e9 intense de certaines cellules immunitaires g\u00e9n\u00e8rent naturellement des radicaux libres.<\/li><li>Les sources exog\u00e8nes correspondent \u00e0 des agressions ext\u00e9rieures. La pollution atmosph\u00e9rique, le tabac, l\u2019alcool, les rayonnements ultraviolets, certaines substances chimiques et une alimentation d\u00e9s\u00e9quilibr\u00e9e sont autant de facteurs qui augmentent leur production.<\/li><\/ul><p><br \/>Ce double apport contribue \u00e0 amplifier le d\u00e9s\u00e9quilibre et explique pourquoi nos modes de vie modernes favorisent le stress oxydatif.<\/p>\t\t\t\t\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-721e5b5 e-flex e-con-boxed e-con e-parent\" data-id=\"721e5b5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0812f78 elementor-widget elementor-widget-heading\" data-id=\"0812f78\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Les facteurs qui augmentent le taux de radicaux libres<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-db76df4 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"db76df4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f47809 elementor-widget elementor-widget-text-editor\" data-id=\"9f47809\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Certains \u00e9l\u00e9ments de notre mode de vie et de notre environnement contribuent fortement \u00e0 accro\u00eetre la production de radicaux libres. Le tabagisme en est l\u2019un des plus puissants g\u00e9n\u00e9rateurs, car la fum\u00e9e contient des milliers de substances toxiques capables de provoquer une production massive de mol\u00e9cules instables. La consommation excessive d\u2019alcool agit \u00e9galement comme un facteur aggravant, en particulier sur le foie, qui doit m\u00e9taboliser l\u2019\u00e9thanol et subit alors un stress oxydatif important. L\u2019alimentation moderne, souvent trop riche en sucres raffin\u00e9s, en graisses satur\u00e9es et en produits transform\u00e9s, favorise-t-elle aussi l\u2019augmentation du taux de radicaux libres.<br \/>\u00c0 cela s\u2019ajoutent les agressions environnementales. La pollution atmosph\u00e9rique expose l\u2019organisme \u00e0 des particules fines et \u00e0 des gaz irritants qui intensifient la formation d\u2019esp\u00e8ces r\u00e9actives de l\u2019oxyg\u00e8ne. L\u2019exposition excessive au <a href=\"https:\/\/drromanovaleria.ch\/conseils-exposition-solaire\/\">soleil<\/a> et plus particuli\u00e8rement aux rayonnements ultraviolets fragilise directement l\u2019ADN des cellules cutan\u00e9es et accentue la production de radicaux libres. Le stress chronique, le manque de sommeil et la pratique d\u2019une activit\u00e9 physique trop intense contribuent \u00e9galement \u00e0 ce d\u00e9s\u00e9quilibre en \u00e9puisant les capacit\u00e9s naturelles de r\u00e9cup\u00e9ration de l\u2019organisme.<\/p>\t\t\t\t\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-e4d74fb e-flex e-con-boxed e-con e-parent\" data-id=\"e4d74fb\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1e6d9cb elementor-widget elementor-widget-heading\" data-id=\"1e6d9cb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Les organes cibles du vieillissement caus\u00e9 par les radicaux libres\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f0b56a1 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"f0b56a1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fdfa1e2 elementor-widget elementor-widget-text-editor\" data-id=\"fdfa1e2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les radicaux libres n\u2019endommagent pas uniquement la peau, mais touchent \u00e9galement de nombreux organes vitaux. Le syst\u00e8me cardiovasculaire est particuli\u00e8rement vuln\u00e9rable, car l\u2019oxydation des lipides contenus dans les parois art\u00e9rielles favorise la formation de plaques d\u2019ath\u00e9rome et augmente le risque d\u2019accidents cardiaques. Le cerveau, en raison de sa consommation \u00e9lev\u00e9e d\u2019oxyg\u00e8ne et de sa forte teneur en lipides, est aussi une cible privil\u00e9gi\u00e9e. L\u2019accumulation de dommages oxydatifs est associ\u00e9e \u00e0 une diminution progressive des capacit\u00e9s cognitives et \u00e0 l\u2019apparition de maladies neurod\u00e9g\u00e9n\u00e9ratives.<br \/>Le foie, organe essentiel de d\u00e9toxification, subit \u00e9galement un stress oxydatif important, surtout lorsqu\u2019il doit traiter des substances comme l\u2019alcool ou certains m\u00e9dicaments. Les yeux sont eux aussi expos\u00e9s, en particulier la r\u00e9tine, constamment soumise \u00e0 la lumi\u00e8re. Avec le temps, ce processus contribue au d\u00e9veloppement de la d\u00e9g\u00e9n\u00e9rescence maculaire li\u00e9e \u00e0 l\u2019\u00e2ge, l\u2019une des causes principales de perte de vision dans les soci\u00e9t\u00e9s modernes. Ainsi, le vieillissement li\u00e9 aux radicaux libres concerne de nombreux syst\u00e8mes, allant bien au-del\u00e0 des alt\u00e9rations visibles de la peau.<\/p>\t\t\t\t\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-235097f e-flex e-con-boxed e-con e-parent\" data-id=\"235097f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-43f4908 elementor-widget elementor-widget-heading\" data-id=\"43f4908\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Les cons\u00e9quences du stress oxydatif sur la peau<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d1f64b6 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"d1f64b6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f96494d elementor-widget elementor-widget-text-editor\" data-id=\"f96494d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La peau, organe le plus expos\u00e9 \u00e0 l\u2019environnement, est particuli\u00e8rement vuln\u00e9rable au stress oxydatif. Les radicaux libres endommagent les fibres de collag\u00e8ne et d\u2019\u00e9lastine, responsables de la fermet\u00e9 et de l\u2019\u00e9lasticit\u00e9 cutan\u00e9e. Ils perturbent \u00e9galement la fonction barri\u00e8re de l\u2019\u00e9piderme et favorisent l\u2019apparition d\u2019imperfections et d\u2019inflammations.<br \/>Avec le temps, ce processus se traduit par un vieillissement pr\u00e9matur\u00e9 visible : rides plus marqu\u00e9es, rel\u00e2chement cutan\u00e9, irr\u00e9gularit\u00e9s pigmentaires et perte d\u2019\u00e9clat. Ces alt\u00e9rations sont parmi les premi\u00e8res pr\u00e9occupations des patients, qui cherchent \u00e0 pr\u00e9server la jeunesse et la qualit\u00e9 de leur peau.<\/p>\t\t\t\t\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-145d285 e-flex e-con-boxed e-con e-parent\" data-id=\"145d285\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1273a98 elementor-widget elementor-widget-heading\" data-id=\"1273a98\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Le r\u00f4le des antioxydants<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bb364d7 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"bb364d7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c55950d elementor-widget elementor-widget-text-editor\" data-id=\"c55950d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Pour contrer l\u2019action des radicaux libres, l\u2019organisme s\u2019appuie sur des d\u00e9fenses antioxydantes. Celles-ci regroupent des enzymes telles que la superoxyde dismutase ou la catalase, mais \u00e9galement des mol\u00e9cules fournies par l\u2019alimentation comme la vitamine C, la vitamine E, le b\u00eata-carot\u00e8ne, le s\u00e9l\u00e9nium, le zinc ou encore les polyph\u00e9nols pr\u00e9sents dans les fruits et l\u00e9gumes.<br \/>Un apport suffisant en antioxydants est essentiel pour maintenir l\u2019\u00e9quilibre et prot\u00e9ger nos cellules. C\u2019est pourquoi une alimentation vari\u00e9e et riche en v\u00e9g\u00e9taux color\u00e9s constitue l\u2019une des meilleures armes contre le stress oxydatif. Les antioxydants pi\u00e8gent les radicaux libres, stoppent les r\u00e9actions en cha\u00eene et contribuent \u00e0 r\u00e9parer certains dommages cellulaires.<\/p>\t\t\t\t\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-e516622 e-flex e-con-boxed e-con e-parent\" data-id=\"e516622\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-329ae9c elementor-widget elementor-widget-heading\" data-id=\"329ae9c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pr\u00e9venir le stress oxydatif par l\u2019hygi\u00e8ne de vie\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-77475d4 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"77475d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f6b301 elementor-widget elementor-widget-text-editor\" data-id=\"4f6b301\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La pr\u00e9vention repose avant tout sur des habitudes quotidiennes. Une alimentation \u00e9quilibr\u00e9e, riche en fruits, l\u00e9gumes, l\u00e9gumineuses, c\u00e9r\u00e9ales compl\u00e8tes et sources de bons acides gras, permet d\u2019apporter \u00e0 l\u2019organisme un arsenal antioxydant naturel. La r\u00e9duction de la consommation de tabac et d\u2019alcool est \u00e9galement d\u00e9terminante, tout comme la limitation de l\u2019exposition solaire.<br \/>L\u2019activit\u00e9 physique r\u00e9guli\u00e8re joue un r\u00f4le protecteur en am\u00e9liorant la circulation sanguine et en stimulant les d\u00e9fenses naturelles, \u00e0 condition qu\u2019elle soit pratiqu\u00e9e de mani\u00e8re mod\u00e9r\u00e9e. \u00c0 l\u2019inverse, un effort trop intense peut accro\u00eetre la production de radicaux libres. La gestion du stress psychologique est \u00e9galement capitale, car le stress chronique g\u00e9n\u00e8re lui aussi une production accrue de radicaux libres.<\/p>\t\t\t\t\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-7e753a0 e-flex e-con-boxed e-con e-parent\" data-id=\"7e753a0\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ff855d6 elementor-widget elementor-widget-heading\" data-id=\"ff855d6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Les strat\u00e9gies m\u00e9dicales et esth\u00e9tiques<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6e5d746 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"6e5d746\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a524c26 elementor-widget elementor-widget-text-editor\" data-id=\"a524c26\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>En m\u00e9decine, plusieurs approches contribuent \u00e0 limiter ou r\u00e9parer les effets du stress oxydatif sur la peau. Les soins topiques riches en antioxydants comme la vitamine C stabilis\u00e9e, l\u2019acide f\u00e9rulique ou les polyph\u00e9nols sont de plus en plus utilis\u00e9s dans les routines dermocosm\u00e9tiques. Ces produits renforcent les d\u00e9fenses cutan\u00e9es et am\u00e9liorent l\u2019\u00e9clat du teint.<br \/>Certaines techniques m\u00e9dicales comme les <a href=\"https:\/\/drromanovaleria.ch\/solutions\/peeling\/peeling-doux\/\">peelings doux<\/a>, la photobiomodulation ou les injections de certains biostimulateurs (<a href=\"https:\/\/drromanovaleria.ch\/solutions\/injections\/inducteurs-collagene\/\">inducteurs de collag\u00e8ne<\/a>) permettent de stimuler la r\u00e9g\u00e9n\u00e9ration cellulaire et de renforcer les tissus. L\u2019objectif est de relancer la production de collag\u00e8ne, d\u2019am\u00e9liorer la qualit\u00e9 de la peau et de ralentir les effets visibles du vieillissement.<br \/>Il existe \u00e9galement des compl\u00e9ments alimentaires sp\u00e9cifiquement formul\u00e9s pour enrichir l\u2019organisme en antioxydants. Toutefois, leur prescription doit \u00eatre adapt\u00e9e et personnalis\u00e9e, car un exc\u00e8s peut \u00eatre contre-productif. En m\u00e9decine on privil\u00e9gie toujours un \u00e9quilibre r\u00e9fl\u00e9chi, respectueux de la physiologie de chaque patient.<\/p>\t\t\t\t\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-ae48d7d e-flex e-con-boxed e-con e-parent\" data-id=\"ae48d7d\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-248688d elementor-widget elementor-widget-heading\" data-id=\"248688d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Le lien entre stress oxydatif et vieillissement global<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11139f3 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"11139f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c6a14f elementor-widget elementor-widget-text-editor\" data-id=\"4c6a14f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Au-del\u00e0 de la peau, le stress oxydatif acc\u00e9l\u00e8re le vieillissement de l\u2019organisme dans son ensemble. L\u2019ADN endommag\u00e9, les membranes cellulaires fragilis\u00e9es et les prot\u00e9ines alt\u00e9r\u00e9es s\u2019accumulent avec le temps, r\u00e9duisant progressivement les capacit\u00e9s de r\u00e9g\u00e9n\u00e9ration. Cette accumulation contribue au d\u00e9clin progressif des fonctions vitales et favorise l\u2019\u00e9mergence de pathologies li\u00e9es \u00e0 l\u2019\u00e2ge.<br \/>De ce fait, la lutte contre le stress oxydatif ne se limite pas \u00e0 une question esth\u00e9tique. Elle repr\u00e9sente un enjeu de sant\u00e9 global, visant \u00e0 pr\u00e9server l\u2019\u00e9nergie, la vitalit\u00e9 et la long\u00e9vit\u00e9.<\/p>\t\t\t\t\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-7241d55 e-flex e-con-boxed e-con e-parent\" data-id=\"7241d55\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ca802a5 elementor-widget elementor-widget-heading\" data-id=\"ca802a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">L\u2019importance d\u2019une prise en charge personnalis\u00e9e<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-843dd07 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"843dd07\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-57376e3 elementor-widget elementor-widget-text-editor\" data-id=\"57376e3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Chaque personne poss\u00e8de un m\u00e9tabolisme unique, influenc\u00e9 par ses g\u00e8nes, son environnement et son mode de vie. Le stress oxydatif se manifeste donc diff\u00e9remment d\u2019une personne \u00e0 l\u2019autre. Il est donc essentiel d\u2019\u00e9valuer l\u2019\u00e9tat cutan\u00e9, les habitudes de vie et les besoins sp\u00e9cifiques avant de proposer une strat\u00e9gie adapt\u00e9e.<br \/>Une approche personnalis\u00e9e permet non seulement de pr\u00e9server la beaut\u00e9 de la peau, mais aussi de promouvoir un bien-\u00eatre g\u00e9n\u00e9ral. L\u2019accompagnement m\u00e9dical apporte des conseils nutritionnels, des recommandations sur l\u2019hygi\u00e8ne de vie, ainsi que des traitements cibl\u00e9s en fonction des objectifs esth\u00e9tiques et de la physiologie de chaque patient.<\/p>\t\t\t\t\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-4e23715 e-flex e-con-boxed e-con e-parent\" data-id=\"4e23715\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-4cf8f36 e-con-full e-flex e-con e-child\" data-id=\"4cf8f36\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-4dbcde9 e-con-full e-flex e-con e-child\" data-id=\"4dbcde9\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-1fa7483 e-con-full e-flex e-con e-child\" data-id=\"1fa7483\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t<div class=\"elementor-element elementor-element-72a8c44 e-con-full e-flex e-con e-child\" data-id=\"72a8c44\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-efd8050 elementor-widget elementor-widget-image\" data-id=\"efd8050\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"252\" height=\"300\" src=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria-252x300.webp\" class=\"attachment-medium size-medium wp-image-13266\" alt=\"Photo docteur Valeria Romano \u00e0 Gen\u00e8ve\" srcset=\"https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria-252x300.webp 252w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria-10x12.webp 10w, https:\/\/drromanovaleria.ch\/wp-content\/uploads\/2024\/07\/photo-docteur-romano-valeria.webp 763w\" sizes=\"(max-width: 252px) 100vw, 252px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c48b7ab elementor-widget elementor-widget-text-editor\" data-id=\"c48b7ab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Article r\u00e9dig\u00e9 par le <a href=\"https:\/\/drromanovaleria.ch\/\">Dr Romano Valeria<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-059bc45 e-con-full e-flex e-con e-child\" data-id=\"059bc45\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d978243 elementor-widget elementor-widget-text-editor\" data-id=\"d978243\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>PARTAGER CET ARTICLE SUR<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c3c4943 elementor-share-buttons--view-icon-text elementor-share-buttons--skin-gradient elementor-share-buttons--shape-square elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-share-buttons\" data-id=\"c3c4943\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"share-buttons.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-grid\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_linkedin\" role=\"button\" tabindex=\"0\" aria-label=\"Share on linkedin\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fab-linkedin\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 32H31.9C14.3 32 0 46.5 0 64.3v383.4C0 465.5 14.3 480 31.9 480H416c17.6 0 32-14.5 32-32.3V64.3c0-17.8-14.4-32.3-32-32.3zM135.4 416H69V202.2h66.5V416zm-33.2-243c-21.3 0-38.5-17.3-38.5-38.5S80.9 96 102.2 96c21.2 0 38.5 17.3 38.5 38.5 0 21.3-17.2 38.5-38.5 38.5zm282.1 243h-66.4V312c0-24.8-.5-56.7-34.5-56.7-34.6 0-39.9 27-39.9 54.9V416h-66.4V202.2h63.7v29.2h.9c8.9-16.8 30.6-34.5 62.9-34.5 67.2 0 79.7 44.3 79.7 101.9V416z\"><\/path><\/svg>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tLinkedIn\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\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\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cede57a elementor-align-start elementor-mobile-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"cede57a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"mailto:dr.romano.valeria@gmail.com\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-envelope\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M502.3 190.8c3.9-3.1 9.7-.2 9.7 4.7V400c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V195.6c0-5 5.7-7.8 9.7-4.7 22.4 17.4 52.1 39.5 154.1 113.6 21.1 15.4 56.7 47.8 92.2 47.6 35.7.3 72-32.8 92.3-47.6 102-74.1 131.6-96.3 154-113.7zM256 320c23.2.4 56.6-29.2 73.4-41.4 132.7-96.3 142.8-104.7 173.4-128.7 5.8-4.5 9.2-11.5 9.2-18.9v-19c0-26.5-21.5-48-48-48H48C21.5 64 0 85.5 0 112v19c0 7.4 3.4 14.3 9.2 18.9 30.6 23.9 40.7 32.4 173.4 128.7 16.8 12.2 50.2 41.8 73.4 41.4z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">dr.romano.valeria@gmail.com<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"tel:+41%2078%20209%2002%2089\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-phone-alt\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M497.39 361.8l-112-48a24 24 0 0 0-28 6.9l-49.6 60.6A370.66 370.66 0 0 1 130.6 204.11l60.6-49.6a23.94 23.94 0 0 0 6.9-28l-48-112A24.16 24.16 0 0 0 122.6.61l-104 24A24 24 0 0 0 0 48c0 256.5 207.9 464 464 464a24 24 0 0 0 23.4-18.6l24-104a24.29 24.29 0 0 0-14.01-27.6z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">+41 78 209 02 89<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\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\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>In Geneva, understand the role of oxidative stress and free radicals on skin aging. Discover how to protect your skin thanks to antioxidants, a good skincare routine and targeted aesthetic treatments to preserve radiance and youth.<\/p>","protected":false},"author":2,"featured_media":10661,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-56800","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Stress oxydatif, radicaux libres et vieillissement \u2013 soins esth\u00e9tiques<\/title>\n<meta name=\"description\" content=\"\u00c0 Gen\u00e8ve, comprenez le r\u00f4le du stress oxydatif et des radicaux libres sur le vieillissement cutan\u00e9. D\u00e9couvrez comment prot\u00e9ger votre peau gr\u00e2ce aux antioxydants, \u00e0 une bonne routine skincare et \u00e0 des soins esth\u00e9tiques cibl\u00e9s pour pr\u00e9server \u00e9clat et jeunesse.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/drromanovaleria.ch\/en\/blog\/oxidative-stress-and-free-radicals\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Stress oxydatif, radicaux libres et vieillissement \u2013 soins esth\u00e9tiques\" \/>\n<meta property=\"og:description\" content=\"\u00c0 Gen\u00e8ve, comprenez le r\u00f4le du stress oxydatif et des radicaux libres sur le vieillissement cutan\u00e9. 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