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.

Nov 12, 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 …

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 …

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 …

Jan 29, 2026 · WHO fact sheet on Nipah virus, including information on transmission, signs and symptoms, diagnosis, treatment, prevention and WHO's work in this area.

On 3 February 2026, the International Health Regulations National Focal Point (IHR NFP) for Bangladesh notified WHO of one confirmed case of Nipah virus (NiV) infection in Rajshahi Division. …

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 …

Dec 5, 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 …