Acute respiratory infections (influenza, bronchiolitis, COVID-19). Bulletin dated February 25, 2026.

Key Points

Acute respiratory infections (ARI)

  • Activity is low and declining across all age groups, both in the community and in hospitals.

Influenza

  • Indicators are declining across all age groups in the community and in hospitals. The epidemic has ended in mainland France, with 9 regions in the post-epidemic phase and 4 at baseline levels. In the overseas territories, the Antilles and French Guiana remain in the epidemic phase, Mayotte is in the post-epidemic phase, and Réunion is at baseline levels.

Bronchiolitis

  • Syndromic indicators are rising in the community and stable in hospitals. In mainland France, 4 regions are in the post-epidemic phase and 9 are at baseline levels. The epidemic continues in Mayotte and Martinique; Guadeloupe is in the post-epidemic phase; and French Guiana and Réunion are at baseline levels.

COVID-19

  • Indicators are generally stable and at low levels, except for the SARS-CoV-2 monitoring indicator in wastewater, which continues to rise.

In relation to

Our latest news

news

Launch of the “Heating, Health, Buildings, and Urban Planning” Network:...

news

2026 “Sexual Behavior” Survey (ERAS) for men who have sex with men

news

Hervé Maisonneuve has been appointed scientific integrity officer for a...