{"id":351156,"date":"2026-08-06T06:30:00","date_gmt":"2026-08-06T04:30:00","guid":{"rendered":"https:\/\/legrandcontinent.eu\/fr\/?p=351156"},"modified":"2026-08-05T11:20:58","modified_gmt":"2026-08-05T09:20:58","slug":"la-rougeole-explose-aux-etats-unis-de-donald-trump","status":"publish","type":"post","link":"https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/","title":{"rendered":"La rougeole explose aux \u00c9tats-Unis de Donald Trump"},"content":{"rendered":"\n<p>\u00ab&#160;La m\u00e9decine est une science sociale, et la politique n\u2019est rien de moins que de la m\u00e9decine \u00e0 tr\u00e8s grande \u00e9chelle&#160;\u00bb, \u00e9crivait Rudolf Virchow&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-1-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-1'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-1-351156' title='Rudolf Virchow, \u00ab&amp;#160;Der Armenarzt&amp;#160;\u00bb, &lt;em&gt;Die medicinische Reform&lt;\/em&gt;, n\u00b0 2, 10 juillet 1848, p. 2. Trad. fr. de l&amp;rsquo;auteur. Sur ce mot d&amp;rsquo;ordre, voir Erwin H. Ackerknecht, &lt;em&gt;Rudolf Virchow&amp;#160;: Doctor, Statesman, Anthropologist&lt;\/em&gt;, University of Wisconsin Press, 1953.'><sup>1<\/sup><\/a><\/span><\/span>. C\u2019est sous ce prisme que se lit la r\u00e9surgence de la rougeole aux \u00c9tats-Unis.\u00a0<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Avec 285 cas en 2024, 2 289 en 2025, soit des chiffres in\u00e9dits depuis 1992, et d\u00e9j\u00e0 plus de 2 300 \u00e0 l&rsquo;\u00e9t\u00e9 2026, nous assistons \u00e0 un pic jamais observ\u00e9 depuis 1991&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-2-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-1'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-2-351156' title='Centers for Disease Control and Prevention, &lt;a href=&quot;https:\/\/www.cdc.gov\/measles\/data-research\/index.html&quot;&gt;\u00ab&amp;#160;Measles Cases and Outbreaks&amp;#160;\u00bb&lt;\/a&gt;, CDC, donn\u00e9es consult\u00e9es en ao\u00fbt 2026. Voir aussi &lt;a href=&quot;https:\/\/abcnews.com\/Health\/us-measles-cases-hit-2318-2026-surpassing-years\/story?id=134813573&quot;&gt;\u00ab&amp;#160;US measles cases hit 2,318 in 2026, surpassing last year\u2019s total&amp;#160;\u00bb&lt;\/a&gt;, ABC News, 24 juillet 2026&amp;#160;; &lt;a href=&quot;https:\/\/www.cnn.com\/2026\/07\/24\/health\/us-measles-cases-record&quot;&gt;\u00ab&amp;#160;US measles cases reach 35-year high&amp;#160;\u00bb&lt;\/a&gt;, &lt;em&gt;CNN&lt;\/em&gt;, 24 juillet 2026.'><sup>2<\/sup><\/a><\/span><\/span>.\u00a0<\/li>\n<\/ul>\n\n\n\n<div class=\"iframe-container wp-block-image wp-block-image-medium  iframe-dw\">\n\t<div>\n\t\t<iframe class=\"absolute w-full h-full pin-t pin-l\" title=\"titolo\" aria-label=\"Interactive line chart\" src=\"\/\/datawrapper.dwcdn.net\/3OYl8\" scrolling=\"no\" frameborder=\"0\"><\/iframe>\n\t<\/div>\n<\/div>\n\n\n\n<p>Cette flamb\u00e9e co\u00efncide avec la prise de fonction de Robert F. Kennedy Jr. au poste de secr\u00e9taire \u00e0 la Sant\u00e9, en f\u00e9vrier 2025. Les \u00e9l\u00e9ments n\u00e9cessaires \u00e0 ce retour de la maladie \u00e9taient d\u00e9j\u00e0 pr\u00e9sents, document\u00e9s, et faisaient l\u2019objet de nombreux appels \u00e0 l&rsquo;action. Ainsi de part son silence et son refus d\u2019agir, son r\u00f4le, tout comme celui de l\u2019administration Trump dans cette poursuite du retour de la maladie, ne fait aucun doute.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les \u00c9tats-Unis, premier pays \u00e0 avoir officiellement \u00ab&#160;\u00e9limin\u00e9&#160;\u00bb la rougeole en 2000, sont d\u00e9sormais jug\u00e9s \u00ab&#160;tr\u00e8s susceptibles&#160;\u00bb de perdre ce statut \u00e0 l&rsquo;automne 2026, si les cha\u00eenes de transmission se prolongent au-del\u00e0 de douze mois.\u00a0<\/li>\n\n\n\n<li>Ils rejoindraient ainsi une tendance d\u00e9j\u00e0 amorc\u00e9e en 2019 par le Royaume-Uni, la Gr\u00e8ce, la R\u00e9publique tch\u00e8que et l&rsquo;Albanie, des pays d\u00e9velopp\u00e9s o\u00f9 la rougeole est de nouveau end\u00e9mique en raison d&rsquo;une couverture vaccinale insuffisante&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-3-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-1'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-3-351156' title='&lt;a href=&quot;https:\/\/www.cidrap.umn.edu\/measles\/us-highly-likely-lose-measles-elimination-status-fall-analysis-warns&quot;&gt;\u00ab&amp;#160;US \u2018highly likely\u2019 to lose measles elimination status this fall, analysis warns&amp;#160;\u00bb&lt;\/a&gt;, CIDRAP (University of Minnesota), juillet 2026&amp;#160;; &lt;a href=&quot;https:\/\/www.thelancet.com\/journals\/lancet\/article\/PIIS0140-6736(26)00466-6\/fulltext&quot;&gt;\u00ab&amp;#160;Will the USA lose its measles elimination status&amp;#160;?&amp;#160;\u00bb&lt;\/a&gt;, The Lancet, 2026.'><sup>3<\/sup><\/a><\/span><\/span>.<\/li>\n<\/ul>\n\n\n\n<p>\u00c0 l&rsquo;inverse d&rsquo;autres pathologies infectieuses, la rougeole est un virus peu l\u00e9tal, mais elle n&rsquo;est en aucun cas anodine.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ainsi, avec une l\u00e9talit\u00e9 de l\u2019ordre d\u2019un d\u00e9c\u00e8s pour mille cas, soit trois morts en 2025 et aucun d\u00e9c\u00e8s recens\u00e9 \u00e0 ce jour en 2026, c&rsquo;est sans doute ce qui nourrit un faux sentiment de non-dangerosit\u00e9, qui constitue l&rsquo;un des principaux obstacles aux politiques vaccinales&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-4-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-1'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-4-351156' title='Organisation mondiale de la sant\u00e9, &lt;a href=&quot;https:\/\/www.who.int\/news-room\/fact-sheets\/detail\/measles&quot;&gt;\u00ab&amp;#160;Measles&amp;#160;\u00bb&lt;\/a&gt;, fiche d\u2019information, CDC, &lt;a href=&quot;https:\/\/www.cdc.gov\/measles\/data-research\/index.html&quot;&gt;\u00ab&amp;#160;Measles Cases and Outbreaks&amp;#160;\u00bb&lt;\/a&gt;, op. cit.'><sup>4<\/sup><\/a><\/span><\/span>.<\/li>\n\n\n\n<li>Il s&rsquo;agit pourtant de l&rsquo;un des agents pathog\u00e8nes les plus contagieux connus. Son taux de reproduction (R0) est estim\u00e9 entre 12 et 18, ce qui signifie qu&rsquo;une personne infect\u00e9e en contamine en moyenne quinze autres, un chiffre qui est encore plus \u00e9lev\u00e9 au sein de communaut\u00e9s peu vaccin\u00e9es&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-5-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-1'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-5-351156' title='F. M. Guerra et al., &lt;a href=&quot;https:\/\/www.thelancet.com\/journals\/laninf\/article\/PIIS1473-3099(17)30307-9\/abstract&quot;&gt;\u00ab&amp;#160;The basic reproduction number (R0) of measles&amp;#160;: a systematic review&amp;#160;\u00bb&lt;\/a&gt;, The Lancet Infectious Diseases, 2017.'><sup>5<\/sup><\/a><\/span><\/span>. \u00c0 titre de comparaison, le taux de reproduction du Covid-19 \u00e9tait estim\u00e9 \u00e0 2,5 ou 3 pour la souche initiale de 2020, et \u00e0 8 ou 10 pour le variant Omicron, le plus contagieux.<\/li>\n\n\n\n<li>De plus, la morbidit\u00e9, elle, est loin d\u2019\u00eatre n\u00e9gligeable. Avec un taux d\u2019hospitalisation d\u2019autour de 9&#160;% en 2025\/2026, une \u00e9pid\u00e9mie qui se propage rapidement peut entra\u00eener l&rsquo;hospitalisation de plusieurs centaines de personnes, parfois en soins intensifs. Une surcharge qui p\u00e8serait sur un syst\u00e8me de sant\u00e9 d\u00e9j\u00e0 sous tension&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-6-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-1'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-6-351156' title='CDC, &lt;a href=&quot;https:\/\/www.cdc.gov\/measles\/data-research\/index.html&quot;&gt;\u00ab&amp;#160;Measles Cases and Outbreaks&amp;#160;\u00bb&lt;\/a&gt;, op. cit.&amp;#160;; &lt;a href=&quot;https:\/\/www.medicaldaily.com\/measles-hospitalizations-fell-2026-35-year-high-case-counts-476750&quot;&gt;\u00ab&amp;#160;Measles Hospitalizations Fell This Year Even as Case Counts Hit a 35-Year High&amp;#160;\u00bb&lt;\/a&gt;, Medical Daily, 2026.'><sup>6<\/sup><\/a><\/span><\/span>.<\/li>\n\n\n\n<li>Les nourrissons de 6 \u00e0 12 mois forment \u00ab&#160;l&rsquo;angle mort&#160;\u00bb de la protection. Trop \u00e2g\u00e9s pour b\u00e9n\u00e9ficier des anticorps maternels, trop jeunes pour \u00eatre vaccin\u00e9s, ils d\u00e9pendent enti\u00e8rement de l&rsquo;immunit\u00e9 collective et sont les premiers touch\u00e9s quand celle-ci diminue&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-7-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-1'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-7-351156' title='OMS, &lt;a href=&quot;https:\/\/www.who.int\/news-room\/fact-sheets\/detail\/measles&quot;&gt;\u00ab&amp;#160;Measles&amp;#160;\u00bb&lt;\/a&gt;, op. cit.'><sup>7<\/sup><\/a><\/span><\/span>.<\/li>\n<\/ul>\n\n\n\n<p>Pour comprendre le risque que repr\u00e9sente une personne atteinte de la rougeole pour la sant\u00e9 publique, il faut conna\u00eetre la notion d&rsquo;\u00ab&#160;amn\u00e9sie immunitaire&#160;\u00bb.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>La principale raison de s&rsquo;alarmer tient ainsi \u00e0 un ph\u00e9nom\u00e8ne mis en \u00e9vidence par deux \u00e9tudes parues dans <em>Science<\/em>&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-8-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-1'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-8-351156' title='Le ph\u00e9nom\u00e8ne a \u00e9t\u00e9 \u00e9tabli par deux \u00e9tudes majeures parues simultan\u00e9ment en 2019&amp;#160;: M. J. Mina et al., \u00ab&amp;#160;&lt;a href=&quot;https:\/\/www.science.org\/doi\/10.1126\/science.aay6485&quot;&gt;Measles virus infection diminishes preexisting antibodies that offer protection from other pathogens&lt;\/a&gt;&amp;#160;\u00bb, &lt;em&gt;Science&lt;\/em&gt;, vol. 366, n\u00b0 6465, 1er novembre 2019, p. 599-606, et V. N. Petrova et al., \u00ab&amp;#160;&lt;a href=&quot;https:\/\/www.science.org\/doi\/10.1126\/sciimmunol.aay6125&quot;&gt;Incomplete genetic reconstitution of B cell pools contributes to prolonged immunosuppression after measles&lt;\/a&gt;&amp;#160;\u00bb, &lt;em&gt;Science Immunology&lt;\/em&gt;, vol. 4, n\u00b0 41, 1er novembre 2019. Ces travaux confirment sur le plan m\u00e9canistique l&amp;rsquo;hypoth\u00e8se \u00e9pid\u00e9miologique formul\u00e9e dans M. J. Mina et al., \u00ab&amp;#160;&lt;a href=&quot;https:\/\/www.science.org\/doi\/10.1126\/science.aaa3662&quot;&gt;Long-term measles-induced immunomodulation increases overall childhood infectious disease mortality&lt;\/a&gt;&amp;#160;\u00bb, &lt;em&gt;Science&lt;\/em&gt;, vol. 348, n\u00b0 6235, 8 mai 2015.'><sup>8<\/sup><\/a><\/span><\/span>&#160;: le virus infecte les cellules du syst\u00e8me immunitaire via la prot\u00e9ine de surface CD150 \u2014 \u00ab&#160;comme le SARS-CoV-2 utilise ACE2&#160;\u00bb pour p\u00e9n\u00e9trer les cellules pulmonaires&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-9-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-1'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-9-351156' title='M. J. Mina et al., \u00ab&amp;#160;Long-term measles-induced immunomodulation increases overall childhood infectious disease mortality&amp;#160;\u00bb, Science, vol. 348, n\u00b0 6235, 8 mai 2015, p. 694-699, doi:10.1126\/science.aaa3662, &lt;a href=&quot;https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC8590458\/pdf\/nihms-1640563.pdf&quot;&gt;texte int\u00e9gral&lt;\/a&gt;.'><sup>9<\/sup><\/a><\/span><\/span>.<\/li>\n\n\n\n<li>En d\u00e9truisant les lymphocytes \u00ab&#160;m\u00e9moire&#160;\u00bb, il efface une partie de l&rsquo;immunit\u00e9 acquise. On pourrait dire que la rougeole arrache des pages au carnet de vaccination biologique de l&rsquo;organisme&#160;: le syst\u00e8me immunitaire tient normalement \u00e0 jour la liste des microbes d\u00e9j\u00e0 rencontr\u00e9s pour pouvoir r\u00e9agir rapidement en cas d&rsquo;une nouvelle attaque. Priv\u00e9 de cette m\u00e9moire, l&rsquo;individu doit \u00ab&#160;r\u00e9apprendre&#160;\u00bb \u00e0 se d\u00e9fendre contre des infections qu&rsquo;il ma\u00eetrisait d\u00e9j\u00e0, ce qui entra\u00eene une surexposition aux maladies et une surmortalit\u00e9 dans les deux \u00e0 trois ans qui suivent l&rsquo;infection.<\/li>\n\n\n\n<li>Les auteurs de l\u2019\u00e9tude \u00e9voquent prudemment un \u00ab&#160;mini effet VIH&#160;\u00bb, tout en soulignant que les diff\u00e9rences avec ce dernier l&#8217;emportent largement sur les similitudes&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-10-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-2'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-10-351156' title='M. J. Mina et al., &lt;a href=&quot;https:\/\/www.science.org\/doi\/10.1126\/science.aay6485&quot;&gt;\u00ab&amp;#160;Measles virus infection diminishes preexisting antibodies that offer protection from other pathogens&amp;#160;\u00bb&lt;\/a&gt;, Science, vol. 366, n\u00b0 6465, 1er novembre 2019, p. 599-606, doi:10.1126\/science.aay6485. Voir aussi V. N. Petrova et al. et la synth\u00e8se &lt;a href=&quot;https:\/\/www.nature.com\/articles\/s41579-019-0301-7&quot;&gt;\u00ab&amp;#160;Measles increases the risk of other infections&amp;#160;\u00bb&lt;\/a&gt;, Nature Reviews Microbiology, 2019.'><sup>10<\/sup><\/a><\/span><\/span>.<\/li>\n\n\n\n<li>Cumul\u00e9e aux hospitalisations et \u00e0 la d\u00e9sorganisation \u00e9conomique et psychologique qu\u2019elles entra\u00eenent, cette surmortalit\u00e9 indirecte fait de l\u2019\u00e9pid\u00e9mie actuelle une \u00ab&#160;v\u00e9ritable bombe \u00e0 retardement&#160;\u00bb pour le syst\u00e8me de sant\u00e9 am\u00e9ricain. D&rsquo;autant plus que les \u00c9tats-Unis comptaient plus de 500 000 cas d\u00e9clar\u00e9s par an dans les ann\u00e9es 1950, et que la r\u00e9surgence de 1989-1991 avait culmin\u00e9 autour de 27 000 cas en 1990&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-11-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-2'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-11-351156' title='CDC, &lt;a href=&quot;https:\/\/www.cdc.gov\/mmwr\/preview\/mmwrhtml\/00001999.htm&quot;&gt;s\u00e9ries historiques MMWR&lt;\/a&gt;&amp;#160;; &lt;a href=&quot;https:\/\/www.latimes.com\/california\/story\/2026-07-24\/measles-cases-us-record&quot;&gt;\u00ab&amp;#160;Measles cases in the U.S. break a 33-year record&amp;#160;\u00bb&lt;\/a&gt;, &lt;em&gt;Los Angeles Times&lt;\/em&gt;, 24 juillet 2026.'><sup>11<\/sup><\/a><\/span><\/span>.<\/li>\n<\/ul>\n\n\n\n<p>Avant d&rsquo;\u00eatre nomm\u00e9 secr\u00e9taire \u00e0 la Sant\u00e9 par Donald Trump, Robert F. Kennedy Jr. avait relay\u00e9 le r\u00e9cit scientifiquement discr\u00e9dit\u00e9 d&rsquo;un lien entre vaccins et autisme, affirm\u00e9 qu&rsquo;\u00ab&#160;il n&rsquo;existe pas de vaccins s\u00fbrs et efficaces&#160;\u00bb et conseill\u00e9 aux parents de ne pas faire vacciner leurs enfants&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-12-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-2'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-12-351156' title='&lt;a href=&quot;https:\/\/www.washingtonpost.com\/health\/2025\/01\/28\/rfk-jr-disparaged-vaccines-dozens-times-recent-years-misled-race\/&quot;&gt;\u00ab&amp;#160;RFK Jr. disparaged vaccines dozens of times in recent years, misled on race&amp;#160;\u00bb&lt;\/a&gt;, &lt;em&gt;The Washington Post&lt;\/em&gt;, 28 janvier 2025. Sur le retrait des \u00e9tudes fondant le lien vaccins-autisme, voir BMJ 2026, &lt;a href=&quot;https:\/\/www.bmj.com\/content\/393\/bmj-2026-595295&quot;&gt;doi:10.1136\/bmj-2026-595295&lt;\/a&gt;.'><sup>12<\/sup><\/a><\/span><\/span>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Confirm\u00e9 de justesse par le S\u00e9nat (52 voix contre 48), il a vu le Parti r\u00e9publicain se diviser&#160;: le s\u00e9nateur Mitch McConnell, seul r\u00e9publicain \u00e0 avoir vot\u00e9 contre, a pr\u00e9cis\u00e9ment fait ce choix \u00e0 cause de ses positions sur la politique vaccinale. Le s\u00e9nateur et m\u00e9decin Bill Cassidy ne l\u2019a soutenu qu\u2019\u00e0 condition de \u00ab&#160;le tenir \u00e0 l\u2019\u0153il&#160;\u00bb&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-13-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-2'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-13-351156' title='Nathaniel Weixel, &lt;a href=&quot;https:\/\/thehill.com\/policy\/healthcare\/5141880-robert-f-kennedy-jr-confirmed\/&quot;&gt;\u00ab&amp;#160;Senate confirms RFK Jr. as Health secretary&amp;#160;; McConnell lone GOP dissenter&amp;#160;\u00bb&lt;\/a&gt;, The Hill, 13 f\u00e9vrier 2025&amp;#160;; &lt;a href=&quot;https:\/\/abcnews.com\/Politics\/bill-cassidy-lifelong-vaccination-advocate-voting-rfk-jr\/story?id=118451128&quot;&gt;\u00ab&amp;#160;Bill Cassidy, lifelong vaccination advocate, on voting for RFK Jr.&amp;#160;\u00bb&lt;\/a&gt;, ABC News, 2025. Sur la fracture du parti r\u00e9publicain, voir &lt;a href=&quot;https:\/\/www.forbes.com\/sites\/alisondurkee\/2021\/11\/16\/gops-divide-over-vaccines-driven-by-skepticism-of-younger-rural-republicans\/&quot;&gt;Forbes&lt;\/a&gt;, 16 novembre 2021, et &lt;a href=&quot;https:\/\/www.politico.com\/news\/2023\/09\/23\/gop-voters-vaccines-poll-00117125&quot;&gt;Politico&lt;\/a&gt;, 23 septembre 2023.'><sup>13<\/sup><\/a><\/span><\/span>.<\/li>\n\n\n\n<li>Sous la pression du Congr\u00e8s, RFK Jr. a alors op\u00e9r\u00e9 un virage \u00e0 180 degr\u00e9s, niant ses propos pass\u00e9s, notamment son affirmation selon laquelle \u00ab&#160;il n\u2019existe pas de vaccins s\u00fbrs et efficaces&#160;\u00bb&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-14-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-2'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-14-351156' title='Daniel Dale, Danya Gainor, &lt;a href=&quot;https:\/\/edition.cnn.com\/2025\/02\/01\/politics\/rfk-jr-fact-check-confirmation-heading&quot;&gt;\u00ab&amp;#160;Fact-checking RFK Jr.\u2019s confirmation hearing&amp;#160;\u00bb&lt;\/a&gt;, &lt;em&gt;CNN&lt;\/em&gt;, 1er f\u00e9vrier 2025.'><sup>14<\/sup><\/a><\/span><\/span>.\u00a0<\/li>\n\n\n\n<li>On pourrait ainsi dire que sa ligne actuelle est celle d&rsquo;un \u00ab&#160;antivax mod\u00e9r\u00e9, passif-agressif&#160;\u00bb. Sur le site des CDC, il fait afficher que \u00ab&#160;deux doses offrent la meilleure protection possible&#160;\u00bb contre la rougeole&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-15-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-2'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-15-351156' title='CDC, &lt;a href=&quot;https:\/\/www.cdc.gov\/measles\/about\/index.html&quot;&gt;\u00ab&amp;#160;About Measles&amp;#160;\u00bb&lt;\/a&gt;.'><sup>15<\/sup><\/a><\/span><\/span>, tout en retirant la mention selon laquelle les vaccins ne causent pas l&rsquo;autisme. Cette mention a \u00e9t\u00e9 remplac\u00e9e, fin 2025, par une formulation laissant entendre que ce lien n&rsquo;a pas \u00e9t\u00e9 exclu&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-16-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-2'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-16-351156' title='Rob Stein, Pien Huang, &lt;a href=&quot;https:\/\/www.npr.org\/sections\/shots-health-news\/2025\/11\/20\/nx-s1-5615040\/cdc-rfk-childhood-vaccines-autism&quot;&gt;\u00ab&amp;#160;The CDC revives debunked \u00ab&amp;#160;link&amp;#160;\u00bb between childhood vaccines and autism&amp;#160;\u00bb&lt;\/a&gt;, &lt;em&gt;NPR&lt;\/em&gt;, 20 novembre 2025&amp;#160;; Aaron Pellish, &lt;a href=&quot;https:\/\/www.politico.com\/news\/2025\/11\/21\/rfk-jr-vaccines-autism-cdc-00665361&quot;&gt;\u00ab&amp;#160;RFK Jr. vaccines autism CDC&amp;#160;\u00bb&lt;\/a&gt;, &lt;em&gt;Politico&lt;\/em&gt;, 21 novembre 2025&amp;#160;; CDC, &lt;a href=&quot;https:\/\/www.cdc.gov\/vaccine-safety\/about\/autism.html&quot;&gt;\u00ab&amp;#160;Autism and Vaccines&amp;#160;\u00bb&lt;\/a&gt;.'><sup>16<\/sup><\/a><\/span><\/span>.<\/li>\n\n\n\n<li>Ce double langage r\u00e9pond \u00e0 une \u00e9quation politique. Il s&rsquo;agit de m\u00e9nager la conviction de Donald Trump quant au lien entre vaccins et autisme, sans provoquer la fronde des \u00e9lus r\u00e9publicains sensibles \u00e0 l&rsquo;argument m\u00e9dical. Sa proximit\u00e9 affich\u00e9e avec le quarterback antivax Aaron Rodgers, qu&rsquo;il envisageait comme colistier lors de la campagne de 2024, illustrait d\u00e9j\u00e0 cette strat\u00e9gie&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-17-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-2'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-17-351156' title='Will McDuffie, &lt;a href=&quot;https:\/\/abcnews.com\/Politics\/rfk-jr-praises-aaron-rodgers-amid-vp-speculation\/story?id=108119777&quot;&gt;\u00ab&amp;#160;RFK Jr. praises Aaron Rodgers amid VP speculation&amp;#160;\u00bb&lt;\/a&gt;, ABC News, 2024. Ben Morse, &lt;a href=&quot;https:\/\/edition.cnn.com\/2024\/05\/22\/sport\/aaron-rodgers-rfk-jr-vp-presidential-nfl-spt-intl&quot;&gt;\u00ab&amp;#160;RFK Jr. is considering Aaron Rodgers for a 2024 running mate&amp;#160;\u00bb&lt;\/a&gt;, CNN, 22 mai 2024. Sur le statut vaccinal de Rodgers en 2021, Chris Bengel, &lt;a href=&quot;https:\/\/www.cbssports.com\/nfl\/news\/packers-aaron-rodgers-admits-he-misled-public-media-by-saying-he-was-immunized-against-covid-19\/&quot;&gt;\u00ab&amp;#160;Aaron Rodgers admits he misled public by saying he was \u2018immunized\u2019&amp;#160;\u00bb&lt;\/a&gt;, &lt;em&gt;CBS Sports&lt;\/em&gt;, novembre 2021.'><sup>17<\/sup><\/a><\/span><\/span>.<\/li>\n<\/ul>\n\n\n\n<p>Cette strat\u00e9gie de l&rsquo;inaction peut \u00eatre mieux comprise en la comparant \u00e0 la crise de la rougeole du d\u00e9but des ann\u00e9es 1990.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lors de l\u2019\u00e9pid\u00e9mie de 1989-1991, qui culmina \u00e0 quelque 27 000 cas en 1990, le secr\u00e9taire \u00e0 la Sant\u00e9 de George H. W. Bush, le Dr Louis Sullivan, avait mobilis\u00e9 trois leviers&#160;: l\u2019achat massif de vaccins \u00e0 prix n\u00e9goci\u00e9s et leur distribution gratuite sur l\u2019ensemble du territoire, l\u2019obligation vaccinale stricte pour les soignants et une campagne de communication univoque&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-18-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-2'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-18-351156' title='Miller Center,\u00a0 &lt;a href=&quot;https:\/\/millercenter.org\/president\/bush\/essays\/sullivan-1989-secretary-of-health-and-human-services&quot;&gt;\u00ab&amp;#160;Louis Wade Sullivan (1989-1993)&amp;#160;\u00bb&lt;\/a&gt;, &lt;a href=&quot;https:\/\/pubmed.ncbi.nlm.nih.gov\/1594733\/&quot;&gt;\u00ab&amp;#160;Six areas lead national early immunization drive&amp;#160;\u00bb&lt;\/a&gt;, PubMed, 1992.'><sup>18<\/sup><\/a><\/span><\/span>.<\/li>\n\n\n\n<li>Face \u00e0 la flamb\u00e9e de 2026, RFK Jr. n&rsquo;utilise aucun levier f\u00e9d\u00e9ral&#160;: sa seule r\u00e9ponse est une recommandation vaccinale maintenue sur le site des CDC, accompagn\u00e9e de d\u00e9clarations ambigu\u00ebs. Il substitue ainsi la libert\u00e9 de choix individuelle \u00e0 l&rsquo;action publique.<\/li>\n\n\n\n<li>L&rsquo;inaction de RFK Jr. s&rsquo;apparente \u00e0 une hostilit\u00e9 vaccinale qui ne dit pas son nom, et qui est d&rsquo;autant plus efficace qu&rsquo;elle n&rsquo;offre aucune prise directe \u00e0 ses contradicteurs.<\/li>\n<\/ul>\n\n\n\n<div class=\"iframe-container wp-block-image wp-block-image-medium  iframe-dw\">\n\t<div>\n\t\t<iframe class=\"absolute w-full h-full pin-t pin-l\" title=\"titolo\" aria-label=\"Interactive line chart\" src=\"\/\/datawrapper.dwcdn.net\/HPIdy\" scrolling=\"no\" frameborder=\"0\"><\/iframe>\n\t<\/div>\n<\/div>\n\n\n\n<p>Le virus de la rougeole ne touche pas des individus isol\u00e9s, mais des communaut\u00e9s. Alors que la moyenne nationale de couverture vaccinale cache de fortes disparit\u00e9s locales, c&rsquo;est \u00e0 cette \u00e9chelle que le probl\u00e8me se pose.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dans les ann\u00e9es 1990, la non-vaccination \u00e9tait principalement due \u00e0 des obstacles mat\u00e9riels (co\u00fbt, acc\u00e8s). En 2025-2026, elle r\u00e9sulte de choix d\u00e9lib\u00e9r\u00e9s, souvent d&rsquo;ordre politique ou religieux. RFK Jr. lui-m\u00eame l&rsquo;a reconnu sur CNN&#160;: \u00ab&#160;Les communaut\u00e9s touch\u00e9es sont presque toutes des communaut\u00e9s religieuses qui, tout simplement, ne se vaccinent pas&#160;\u00bb&nbsp;<span class='whitespace-nowrap'><span id='easy-footnote-19-351156' class='easy-footnote-margin-adjust'><\/span><span class='easy-footnote note-digits-2'><a href='https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/#easy-footnote-bottom-19-351156' title='Aileen Graef, &lt;a href=&quot;https:\/\/edition.cnn.com\/2026\/08\/02\/politics\/rfk-jr-fauci-medical-misinformation&quot;&gt;\u00ab&amp;#160;RFK Jr., Fauci and medical misinformation&amp;#160;\u00bb&lt;\/a&gt;, &lt;em&gt;CNN&lt;\/em&gt;, 2 ao\u00fbt 2026.'><sup>19<\/sup><\/a><\/span><\/span>.<\/li>\n\n\n\n<li>Or, ces populations ont tendance \u00e0 vivre ensemble, ce qui fait chuter la couverture locale bien en de\u00e7\u00e0 du seuil d&rsquo;immunit\u00e9 collective. Chaque communaut\u00e9 devient ainsi une sorte de r\u00e9serve de combustible, il ne lui manque qu&rsquo;une \u00e9tincelle pour s&rsquo;enflammer. Celle-ci vient presque toujours de l&rsquo;ext\u00e9rieur&#160;: un membre de la communaut\u00e9, contamin\u00e9 lors d&rsquo;un court d\u00e9placement, souvent professionnel, r\u00e9importe le virus dans un milieu \u00e0 la fois tr\u00e8s peu vaccin\u00e9 et tr\u00e8s dense en contacts.<\/li>\n\n\n\n<li>De l\u00e0, une propagation en cha\u00eene, de cluster en cluster, d&rsquo;une communaut\u00e9 \u00e0 une autre. Sur les quelque 2 300 cas actuels, environ 1 300 sont li\u00e9s \u00e0 des cha\u00eenes de transmission qui n&rsquo;ont jamais \u00e9t\u00e9 interrompues depuis 2025.\u00a0<\/li>\n\n\n\n<li>Cette situation devrait se poursuivre tant que le gouvernement f\u00e9d\u00e9ral n&rsquo;agira pas.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Face \u00e0 la pire \u00e9pid\u00e9mie de rougeole depuis trente-cinq ans, Robert F. Kennedy Jr. a fait un choix radical&#160;: ne rien faire, sans le dire.<\/p>\n","protected":false},"author":40,"featured_media":351158,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"templates\/post-briefings.php","format":"standard","meta":{"_acf_changed":false,"_trash_the_other_posts":false,"_yoast_wpseo_estimated-reading-time-minutes":10,"_lgc_tts_voice":"","_lgc_tts_publish":false,"_lgc_tts_history_item_id":"","_lgc_tts_generated_at":"","_lgc_tts_status":"","_lgc_tts_error":"","footnotes":""},"categories":[2210],"tags":[],"staff":[2209],"editorial_format":[4942],"serie":[],"audience":[],"geo":[525],"class_list":["post-351156","post","type-post","status-publish","format-standard","hentry","category-sante-publique","staff-xavier-olessa-daragon","editorial_format-actu-breves","geo-ameriques"],"acf":{"open_in_webview":false,"accent":"default","_thumbnail_id":351158,"excerpt":"Face \u00e0 la pire \u00e9pid\u00e9mie de rougeole depuis trente-cinq ans, Robert F. Kennedy Jr. a fait un choix radical : ne rien faire, sans le dire.","display_date":"","new_abstract":true},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.1.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>La rougeole explose aux \u00c9tats-Unis de Donald Trump<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/legrandcontinent.eu\/fr\/2026\/08\/06\/la-rougeole-explose-aux-etats-unis-de-donald-trump\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La rougeole explose aux \u00c9tats-Unis de Donald Trump\" \/>\n<meta property=\"og:description\" content=\"Face \u00e0 la pire \u00e9pid\u00e9mie de rougeole depuis trente-cinq ans, Robert F. 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