Coronavirus - World Health Organization (WHO)
Sep 29, 2025 · 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 …
Chikungunya epidemiology update - June 2025
Jun 11, 2025 · Chikungunya virus (CHIKV) is a mosquito-borne virus primarily transmitted by Aedes mosquitoes. It causes acute illness characterized by fever, rash, and debilitating joint …
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 …
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.
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 …
Coronavirus disease (COVID-19)
Aug 9, 2023 · Key facts COVID-19 is a disease caused by a virus. The most common symptoms are fever, chills, and sore throat, but there are a range of others. Most people make a full …
Trends of acute respiratory infection, including human …
Jan 7, 2025 · In many countries of the Northern Hemisphere, trends in acute respiratory infections increase at this time of year. These increases are typically caused by seasonal epidemics of …
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, …
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 …
Disease Outbreak News - World Health Organization (WHO)
Latest WHO Disease Outbreak News (DONs), providing information on confirmed acute public health events or potential events of concern. According to Article 11.4 of the International …