Acute respiratory infections (influenza, bronchiolitis, COVID-19). Bulletin dated October 15, 2025.

Key Points

Acute Respiratory Infections (ARI)

  • Activity remains stable in the community and in hospitals.

Influenza

  • All indicators at baseline levels in all regions except Réunion, which has been in the post-epidemic phase since early October (S40).

Bronchiolitis

  • All indicators are rising in most regions. The Ile-de-France and Normandy regions have entered the pre-epidemic phase. Detection of rhinoviruses capable of causing bronchiolitis in mainland France.

COVID-19

  • Syndromic activity is decreasing in the community and stable in hospitals. Virological indicators are decreasing in the community and in hospitals. Stabilization of the indicator in wastewater.

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