Acute respiratory infections (influenza, bronchiolitis, COVID-19). Bulletin dated October 22, 2025.

Key Points

Acute respiratory infections (ARI)

  • Activity remains generally stable in the city and at the hospital.

Influenza

  • All indicators at baseline levels across all regions. End of the epidemic in Réunion (S41).

Bronchiolitis

  • Indicators are stable and at baseline levels in most regions. The Île-de-France and Normandy regions are in the pre-epidemic phase. Detection of rhinoviruses capable of causing bronchiolitis in mainland France.

COVID-19

  • Syndromic activity decreasing in the community and generally stable in hospitals. Virological and wastewater indicators are declining.

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