Influenza, SARS-CoV-2 and RSV activity in EU/EEA Member States continue to decrease or remain stable at low levels. Cases, including severe infections, can still occur and it therefore remains essential to continue testing patients presenting with severe acute respiratory symptoms in order to guide treatment and inform epidemiological assessments.
As of 4 January 2024, 728 human cases of West Nile virus infection were reported, of which 709 were locally acquired and 19 were travel-associated. In 2023, seven EU countries reported 153 outbreaks among equids and eight EU countries reported 251 outbreaks among birds.
Distribution of human West Nile virus infections in NUTS 3 or GAUL 1 regions of the EU/EEA and neighbouring countries during 2013-2023, as of 4th January.
Distribution of human and animal West Nile virus infections in NUTS 3 or GAUL 1 regions of the EU/EEA and neighbouring countries during the 2023 season, as of 4th January.
In 2024, and as of 31 of January, approximately 10 000 CHIKVD cases and no deaths have been reported worldwide. A total of eight countries reported CHIKVD cases from the America (6) and Asia (2).
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!