The year 2023 was marked by an unprecedented discovery in Île-de-France. A resident of Limeil-Brévannes caught dengue fever, without having recently traveled to a risk area.

The possible spread of a virus or bacteria during the biggest sporting event takes many forms. The Directorate General of Health (DGS) tells us that it has identified “around forty risks and threats, some of which relate to infectious risks” (the others are a heatwave, air pollution, an explosion, etc.)