Key Points Pollen and Allergies Pollen exposure was at a low level. Allergy-related activity at SOS Médecins continued to rise slightly, remaining at the usual level for the...

Key Points Asthma Following a sharp increase in the number of emergency department visits and the number of visits followed by hospitalization for asthma in S11, the number of...

Key Points Influenza and Flu-Like Illnesses Baseline level; epidemic ended 6 weeks ago Flu-related activity is declining at SOS Médecins and in emergency departments Bronchiolitis...

Key Points Among children, service utilization for most indicators across both networks increased in March 2026 compared to February (adjusted for the number of days in the month), in...

Per- and polyfluoroalkyl substances (PFAS), derived from organic synthetic chemistry, constitute a large family of compounds that have been used since the 1950s in numerous industrial...

Key points Smallpox B (Mpox) 8 cases (including 4 imported cases) were reported in Réunion between S05 and S13/2026. Leptospirosis A seasonal resurgence of leptospirosis is currently...

Key Points Since the detection of the first case of chikungunya at the end of January, 81 cases have been biologically confirmed by hospital and private laboratories, primarily in the...