The ECDC updates are based on available data reported through the European Surveillance System (TESSy) by the national public health authorities of EU/EEA countries.
Injected trivalent inactivated influenza vaccines are most commonly used throughout the world. Influenza antigen preparation varies between manufacturers.
More frequent heatwaves and flooding, longer and hotter summers - all of these factors created more favourable conditions for mosquitos to thrive. Watch our animation, learn more and stay safe!