Key Points In 2025, 40 cases of invasive meningococcal disease (IMD) were reported in Normandy, representing an incidence of 1.18 per 100,000 inhabitants—the highest rate in...

In 2023, 37,255 deaths were recorded among residents of Brittany, representing a standardized rate of 845 per 100,000 inhabitants and a decrease of 51 deaths from all causes per 100,000...

Key Points Leptospirosis The seasonal resurgence of leptospirosis has begun to decline following an epidemic peak in March. To date, 191 locally acquired cases have been reported.Dengue...

Key PointsHeat Wave and Health Alert SystemLevel 1, Green AlertCOVID-19LowStable in emergency rooms and in the communityAcute GastroenteritisActivity level: LowHealthcare utilization:...

Key Points COVID-19Activity remains stable in hospital emergency departments and at zero at SOS Médecins (low activity levels)Acute gastroenteritisStable activity in hospital emergency...

Key PointsAllergies and AsthmaIndicators are stable, within the ranges typically observed at this time of year.Heat-related illnessesNo heat waves observed in the region through May...

Key Points Smallpox B (mpox)As of May 19, 2026, there have been 73 confirmed cases and 2 probable cases in Île-de-France in 2026. Of the 73 confirmed cases in 2026 as of May 19:34 cases...

Key Points Leptospirosis The ongoing seasonal resurgence of leptospirosis continues at a high level: 189 cases in 2026.Dengue and Chikungunya47 cases of chikungunya and 190 cases of...

Key Points DengueDengue activity has been low over the past two weeks, consistent with levels typically observed during the inter-epidemic period.ChikungunyaSince the detection of the...

Key PointsCOVID-19COVID-19 activity has been low for several weeks.The indicator for SARS-CoV-2 detection in wastewater is stable.Acute gastroenteritisActivity related to gastroenteritis...