Μake us preferred on GoogleGreek health authorities have expanded the list of municipalities considered at high risk for West Nile virus transmission after a rise in locally acquired infections during the 2026 transmission season. Five Additional Municipalities Placed on High AlertIn addition to municipalities where human infections have already been confirmed, authorities have designated five more municipalities in the greater Athens area as high-risk zones because of conditions that could favor virus transmission. The newly added municipalities are:Paiania and Rafina-Pikermi in the Regional Unit of East Attica. Amarousio (Marousi), Iraklio, and Filothei-Psychiko in the Northern Athens Regional Unit. Health Authorities Urge Mosquito ProtectionEODY is urging residents to take precautions against mosquito bites, which are the primary means of West Nile virus transmission.