NYT > World News Cases of Mosquito-Borne Chikungunya Virus Are Surging Globally: What to Know Par :Stephanie Nolen 20 août 2025 à 09:38 Chikungunya, which can disable victims for years, is spreading rapidly, including in China, France and other places that have not seen major outbreaks before. © Tyrone Siu/ReutersA worker sprayed insecticide following reports of chikungunya cases in Hong Kong earlier this month.