Health Surveillance in the Provence-Alpes-Côte d'Azur Region. Bulletin of February 4, 2026.

Key Points

Acute respiratory infections

Influenza and influenza-like illnesses

  • 9th week of the epidemic phase

  • Influenza activity is declining in Week 5 at SOS Médecins and in emergency departments. For the first time in several weeks, no new severe cases of influenza were reported in Week 5.

Bronchiolitis (under 1 year)

  • Week 4 of the post-epidemic phase

  • Activity is rising again at SOS Médecins and stabilizing in emergency departments after a week of increases.

Acute gastroenteritis

  • Activity for acute gastroenteritis is declining at SOS Médecins in week 5, as well as, to a lesser extent, in emergency departments.

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