View data on the epidemiological situation of listeriosis in France on Santé publique France.

Listeriosis is a foodborne infection caused by ingesting food contaminated with the bacterium Listeria monocytogenes. Although rare, it can be serious for those with weakened immune systems.

Key points Chikungunya, dengue 186 imported cases of dengue 174 imported cases of chikungunya 1 LOCAL case of chikungunya West Nile virus infections 7 confirmed local human cases of...

Key Points Asthma and nasopharyngitis in children under 15 Indicators on the rise. Moderate to high levels. COVID-19 Indicators on the rise. Low levels. Acute Hepatitis A Indicators on...

Key Points Every year, there is an increase in asthma attacks among children at the start of the school year, which may be linked in particular to the resurgence of respiratory viral...

Key Points In Occitanie, from May 1 to September 10, 2025, the following were identified: 87 imported cases of dengue, 101 imported cases of chikungunya, and 1 imported case of Zika 52...

Since the spring of 2025, French health authorities have observed a sharp increase in arboviruses in mainland France, marked by an uptick in the circulation of chikungunya and dengue.

Key Points In week 37 of 2025 (September 8–14, 2025), the increase in emergency department visits for asthma among children under 15 continued. Emergency department visits for asthma...

Key Points Dengue, Chikungunya, and Zika Since the last bulletin, 8 new episodes of local transmission of chikungunya have been identified: 4 in the Var, 1 in the Alpes-Maritimes, 2 in...

Key Points Chikungunya, Dengue, and Zika Indigenous cases As of September 15, 2025, 65 outbreaks of locally transmitted chikungunya and dengue and a total of 505 cases have been...