Key Points Arboviral Diseases  New outbreak of locally transmitted chikungunya and ongoing circulation in the town of Cavalaire-sur-Mer (Var). West Nile virus in 2026 in the...

On November 9, 2026, the 9th edition of the Rencontres de Santé publique France will take place. This event, open to everyone, will bring together nearly 1,200 French, European, and...

Key Points Lower Respiratory Tract Infections (acute lower respiratory tract infections, all etiologies) Activity remains generally stable, comparable to levels observed in previous...

Key Points Arboviral Diseases Two imported cases of dengue fever in Corsica have been reported since May 1 (total remains unchanged). Two locally acquired cases of West Nile virus...

Key Points Acute Respiratory Infections Moderate impact on healthcare utilization for acute respiratory infections Peak activity in weeks 2025–52, primarily linked to the flu...

Key Points Chikungunya, Dengue, and Zika Since May 1, 2026, the following have been identified: 123 imported cases of dengue 34 imported cases and 3 locally acquired cases of...

Key Points Domestic Cases from May 1 to October 26, 2026 59 cases of chikungunya 3 cases of dengue 0 cases of Zika   54 cases of West Nile virus infection

Key Points Nationally and across all regions, the number of deaths from all causes reported by INSEE remained within the usual range of variation in S42-2026 for all ages and across...

Key Points In Week 43 (October 19–25, 2026), the number of emergency department visits and hospitalizations following those visits remained stable or declined across all age groups...