Key points

In mainland France:

• Early increase in flu indicators

• Brittany and Normandy have entered the epidemic phase

• In the pre-epidemic phase: transition to S47 in Auvergne-Rhône-Alpes, Grand Est, and Provence-Alpes-Côte d'Azur; and from S46 in Centre-Val de Loire, Hauts-de-France, and Île-de-France

• Predominant circulation of the A(H3N2) virus

In the Overseas Territories:

• Martinique, Mayotte, and Réunion: the flu epidemic continues