Coronavirus - World Health Organization (WHO)
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 …
Nipah virus disease - India - World Health Organization (WHO)
Jan 30, 2026 · The virus can be transmitted to humans from wild and domestic animals, however, as the disease can be transmitted by domesticated animals, secondary human-to-human transmissions are …
Virus respiratorio sincitial (VRS)
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 …
Mpox: recombinant virus with genomic elements of clades Ib and IIb ...
Feb 14, 2026 · Recombination of monkeypox virus (MPXV) strains has been documented in recent months, with two cases of a recombinant strain comprising clade Ib and IIb MPXV reported. …
Nipah Virus Infection - India - World Health Organization (WHO)
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 …
WHO prequalifies first maternal respiratory syncytial virus vaccine
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 …
Marburg virus disease - Ethiopia
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 …
Human metapneumovirus (hMPV) infection
Jan 10, 2025 · Human metapneumovirus (hMPV) is one of the viruses that causes the common cold (upper respiratory infection). It usually makes people only mildly sick, but it can make some people …
Ebola virus disease - Democratic Republic of the Congo
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 …
Coronavirus disease (COVID-19)
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.