Influenza Epidemiological Bulletin, Week 44. 2022–2023 Season.

Key points

In mainland France:

  • All flu indicators are at baseline levels, except in Brittany

  • Brittany has entered the pre-epidemic phase

  • Sporadic cases of influenza detected in other regions, mostly A(H3N2)

In the Overseas Territories:

  • Mayotte: sharp increase in indicators in week 44, transition to the epidemic phase

  • Martinique and Réunion: epidemic continues

In relation to

Our latest news

news

Swim Safely by Following the Right Steps

news

Santé publique France Publishes Its 2025 Annual Report: 10 Years of...

news

Update on all-cause mortality for the period from June 22 to 28, 2026