Key Points From May 1 to November 30 each year, Santé publique France coordinates, in conjunction with the relevant Regional Health Agencies (ARS), enhanced seasonal surveillance of...

Key Points Local cases As of July 15, 2025, thirteen outbreaks of local transmission have been identified in mainland France: 12 chikungunya outbreaks (1 to 13 cases per outbreak) 1...

Key Points From May 1 to November 30 each year, Santé publique France coordinates, in conjunction with the relevant Regional Health Agencies (ARS), enhanced seasonal surveillance of...

Key Points Local cases As of July 8, 2025, ten episodes of local transmission have been identified in mainland France: 9 chikungunya outbreaks (1 to 12 cases per outbreak) 1 dengue...

Key Points From May 1 to November 30 each year, Santé publique France coordinates, in conjunction with the relevant Regional Health Agencies (ARS), enhanced seasonal surveillance of...

Key Points Mayotte has remained in the epidemic phase of chikungunya since May 27, 2025. A total of 1,098 confirmed cases of chikungunya were recorded between weeks 10 and 26 of...

Key Points First locally acquired case detected in the region A locally acquired case of chikungunya reported on July 1, 2025, in Gironde: the first locally acquired case identified in...

Key Points Local cases As of July 1, 2025, seven outbreaks of locally transmitted chikungunya have been identified in mainland France (n = 14 cases). Six of these outbreaks are located...

Key Points In Occitanie, from May 1 to June 24, 2025, 48 imported cases of dengue and 70 imported cases of chikungunya were identified. A first locally acquired case of chikungunya had...

Key Points Local Cases As of June 24, 2025, we have identified six episodes of local transmission of chikungunya in mainland France (n = 8 cases). These episodes are located in regions...