WHO provides the latest disease outbreak news, offering information on confirmed public health emergencies or events of potential concern.

The health emergencies list below details the disease outbreaks, environmental disasters and other humanitarian crises in which WHO has played or is still playing an essential role in protecting health.

Dec 22, 2025 · Multi-country outbreak of cholera, epidemiological update #33 -27 January 2026

When a disease outbreak occurs, responding swiftly and effectively is critical to protect public health and minimize the spread of disease. The following steps outline a systematic approach to investigating …

The Outbreak Toolkit is specifically designed for epidemiologists and field investigators operating at the frontline of complex emergencies and in resource-limited settings. It provides a comprehensive, up-to …

Nov 30, 2025 · Seasonal influenza (‘the flu’) is an acute respiratory infection caused by influenza viruses that circulate globally and year-round. It can cause illness ranging from mild to severe, sometimes …

Jan 30, 2026 · Thomas B, Chandran P, Lilabi MP, George B, Sivakumar CP, Jayadev VK, et al. Nipah virus infection in Kozhikode, Kerala, South India, in 2018: epidemiology of an outbreak of an …

Nov 21, 2025 · WHO assesses the public health risk posed by the outbreak as high at the national level, moderate at the regional level and low at the global level. Ethiopia is facing concurrent emergencies …

Nov 24, 2025 · Data from the global outbreak related to clade IIb, and the multiple importations of clade Ib MPXV in the last year, suggests that transmission of mpox outside sexual networks has been …

Nov 23, 2023 · In the current outbreak of respiratory illness, the reported symptoms are common to several respiratory diseases and, as of now, at the present time, Chinese surveillance and hospital …