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 Heat-related illnesses A new heat wave hit France at the end of week 26/2025. In Brittany, the heatwave began on Saturday, June 28, when Météo France issued a yellow...

Key Points COVID-19 Low activity Gastroenteritis and acute diarrhea Increased activity in hospital emergency departments and decreased activity at SOS Médecins Heat-related...

Key Points Chikungunya Viral transmission continues to decline, with viral circulation limited to certain municipalities and no significant impact on healthcare utilization. Dengue Last...

Key Points Chikungunya, Dengue, and Zika Since the start of enhanced surveillance on May 1, 59 cases of arboviral diseases have been reported in Normandy, all of which were imported...

Key Points Dengue, Chikungunya, and Zika Seven locally transmitted cases of chikungunya have already been identified in the Provence-Alpes-Côte d’Azur region: 2 linked to the outbreak...

Key Points Dengue, Chikungunya, and Zika A first indigenous outbreak of chikungunya has been identified in Corsica in the municipality of Grosseto-Prugna (Southern Corsica). A third...

Key Points Dengue, Chikungunya, and Zika 90 cases of dengue and 110 cases of chikungunya, all imported, were reported in Île-de-France from May 1 to July 1, 2025. As of July 1, 2025, 7...

Key Points Heat and Health First heat wave in the region from June 20 to 26, 2025 Second heat wave currently underway Chikungunya, dengue, and Zika 3 cases of locally acquired...