Communicable disease threats report, 10-16 January 2026, week 3

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 10-16 January 2026 and includes updates on respiratory virus epidemiology in the EU/EEA, measles, mpox, and Marburg virus disease.