Acute respiratory infections (influenza, bronchiolitis, COVID-19). Bulletin dated November 5, 2025.

Key Points

Acute respiratory infections (ARI)

  • Increasing activity among children under 5 and generally stable in other age groups.

Influenza

  • All indicators at baseline levels in all regions except Mayotte, which entered the pre-epidemic phase in week 44.

Bronchiolitis

  • Syndromic indicators are rising in outpatient settings and hospitals, remaining at baseline levels in most regions. Epidemic phase in Île-de-France.

COVID-19

  • Syndromic activity is decreasing in community settings and generally stable in hospitals. The indicator in wastewater continues to decline.

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