WHO Scientific advisory group issues report on origins of COVID-19
Jun 27, 2025 · The WHO Scientific Advisory Group for the Origins of Novel Pathogens (SAGO), a panel of 27 independent, international, multidisciplinary experts, today published its report on the origins of …
Coronavirus disease (COVID-19) – World Health Organization
Information on COVID-19, the infectious disease caused by the most recently discovered coronavirus.
Nuevo coronavirus 2019 - World Health Organization (WHO)
La OMS está colaborando estrechamente con expertos mundiales, gobiernos y asociados para ampliar rápidamente los conocimientos científicos sobre este nuevo virus, rastrear su propagación y …
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.
Ebola disease - World Health Organization (WHO)
Apr 24, 2025 · The virus can get into the human population when people have close contact with the blood, secretions, organs or other bodily fluids of infected animals such as fruit bats, chimpanzees, …
Hepatitis B - World Health Organization (WHO)
Jul 23, 2025 · Hepatitis B is a viral infection that attacks the liver and can cause both acute and chronic disease. This fact sheet provides information about transmission, symptoms, diagnosis, treatment, …
Marburg virus disease - World Health Organization (WHO)
Jan 20, 2025 · WHO fact sheet on Marburg haemorrhagic fever provides information on transmission, signs and symptoms, diagnosis, prevention and WHO response.
Chikungunya virus disease- Global situation
Oct 3, 2025 · Chikungunya is a mosquito-borne viral disease caused by the CHIKV, an RNA virus in the alphavirus genus of the family Togaviridae. CHIKV is transmitted by infected female mosquitoes, …
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 …
Global research on coronavirus disease (COVID-19)
WHO is bringing the world’s scientists and global health professionals together to accelerate the research and development process, and develop new norms and standards to contain the spread of …