The ECDC Communicable Disease Threats Report (CDTR) is a weekly bulletin for epidemiologists and health professionals on active public health threats. This issue of the CDTR covers the period 4-10 February 2024 and includes updates on avian influenza, measles, MERS-CoV, COVID-19, swine influenza, respiratory virus epidemiology, Western equine encephalitis, Hepatitis E, and the Chinese New Year.