01st edition, Epidemiological Bulletin WHO Health Emergencies Programme WHO Regional Office for South-East Asia‎, 14 January 2026. Reporting period: 29 Dec 2025 to 11 Jan 2026

Overview

This epidemiological bulletin aims to provide the situation of key infectious diseases in the WHO South-East Asia region to inform risk assessments and responses. The bulletin uses information from publicly available sources and will be published every two weeks. Key highlights of the bulletin are

• India (West Bengal): Nipah virus infection
• Call for public comment: Considerations for surveillance, monitoring and investigations during an influenza pandemic
• New publication: WHO guidance on the use of licensed human influenza A(H5) vaccines for the interpandemic and emergence periods
• COVID-19, Influenza, MPox, Dengue.