Key Points Mainland France Influenza surveillance since Week 40. No active circulation of influenza viruses identified by dedicated surveillance networks; only 24 influenza viruses...

Key Points Transition to the epidemic phase in Normandy and Hauts-de-France Transition to the post-epidemic phase in French Guiana Decrease in bronchiolitis surveillance indicators...

Key points 71 biologically confirmed cases of leptospirosis in 2020 in Mayotte. A lower incidence and an earlier peak than in previous years, possibly linked to the dengue and...

Key Points Adoption of protective measures and behaviors A decline in adherence to physical distancing recommendations and an increase in risky social behaviors beginning with the...

Key Points Adoption of protective measures and behaviors Stable and consistently high adherence to hygiene measures throughout the waves. Decrease in the adoption of distancing...

Key Points Adoption of protective measures and behaviors A slight decline in adherence to hygiene measures over time, with the exception of mask-wearing, which has steadily increased,...

Key Points Adoption of preventive measures and behaviors between March and November 2020 High level of adherence to hygiene and physical and social distancing measures during the first...

Key Points Adoption of protective measures and behaviors A significant decline in adherence to physical distancing recommendations and an increase in risky social behaviors were...

Key Points Adoption of protective measures and behaviors The consistent wearing of masks in public spaces gradually became widespread, reaching 87% in the region during the second...

Key Points Adoption of protective measures and behaviors Decreased adherence to physical distancing recommendations and an increase in risky social behaviors from the lifting of the...