Feb 3, 2026 · Coronavirus disease (COVID-19) is an infectious disease caused by the SARS-CoV-2 virus. Most people infected with the virus will experience mild to moderate respiratory illness and …

El virus respiratorio sincitial (VRS) es una de las causas más comunes de infección aguda de las vías respiratorias inferiores en niños en todo el mundo, además de provocar una carga sustancial de …

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. …

Sep 3, 2025 · Ebola virus disease is a serious, often fatal illness in humans. The virus is transmitted to humans through close contact with the blood or secretions of infected wildlife and then spreads …

Feb 27, 2026 · Related links: Frequently Asked Questions - Recommended composition of influenza virus vaccines Antigenic and genetic characteristics of zoonotic influenza A viruses and development …

Nov 6, 2025 · Zika virus is a mosquito-borne virus that was first identified in Uganda in 1947 in a Rhesus macaque monkey, followed by evidence of infection and disease in humans in other African …

Aug 6, 2025 · Between 17 May and 12 July 2025, the Information and Public Relations Department, Government of Kerala informed through a series of official press releases about four confirmed …

On 12 March 2025, the World Health Organization (WHO) prequalified the first maternal respiratory syncytial virus (RSV) vaccine to protect infants against one of the most common causes of acute …

Nov 27, 2025 · WHO fact sheet on COVID-19, including information on symptoms, transmission, treatment, prevention, vaccines and and WHO's work in this area.

Marburg virus disease (MVD) is a severe disease caused by either of two closely related viruses, Marburg virus and Ravn virus. MVD has a high case fatality rate, ranging from 24% to 88% from …