As wildfires, heat waves, floods, and other interconnected crises intensify in 2025, recognising the link between human, animal, and environmental health – and acting across sectors – is absolutely essential.
This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 25 October – 1 November 2025, and includes updates on respiratory virus epidemiology in the EU/EEA, chikungunya virus disease, West Nile virus, dengue, Ebola Virus Disease, Rift Valley Fever, and mpox.
ECDC regularly assesses new evidence on variants detected through epidemic intelligence, rules-based genomic variant screening or other scientific sources.
RSV and influenza transmission remain low in the EU/EEA; however, circulation for both viruses has begun to increase in some countries. COVID-19 circulation, while still widespread, continues to decrease. Consider getting vaccinated against seasonal respiratory viruses.
ECDC held a workshop in Oslo, Norway, focusing on governance mechanisms for the implementation of Public Health and Social Measures (PHSMs) during health emergencies.
The European Centre for Disease Prevention and Control (ECDC) has signed a Memorandum of Understanding (MoU) with the Ministry of Health of Ukraine, marking a significant step towards closer cooperation on communicable disease prevention and control.
This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 18-24 October 2025, and includes updates on respiratory viruses, monkeypox virus clade Ib, Ebola virus disease, dengue, West Nile virus infection, chikungunya virus disease, and expert deployments.
This report gives an overview of the countries and areas where dengue cases – and their corresponding case numbers - have been reported to the European surveillance portal for infectious diseases (EpiPulse).
