Coronavirus disease (COVID-19) - 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 …
WHO outlines recommendations to protect infants against RSV ...
May 30, 2025 · Today, WHO published its first-ever position paper on immunization products to protect infants against respiratory syncytial virus (RSV) – the leading cause of acute lower …
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 …
Chickenpox - World Health Organization (WHO)
Feb 4, 2025 · WHO questions and answers page on chickenpox, including information on transmission, symptoms, complications, treatments and prevention.
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 …
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 …
Disease Outbreak News - World Health Organization (WHO)
Aug 20, 2025 · 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 …
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.
Poliomyelitis - World Health Organization (WHO)
Apr 2, 2025 · WHO fact sheet on poliomyelitis, a highly infectious disease caused by a virus. The fact sheet includes key facts, global caseload, Global Eradication Initiative, progress, WHO …
Global Influenza Programme - World Health Organization (WHO)
RSV and influenza activity were both elevated in a few countries of Central America and the Caribbean. Starting with report #501, the Global Respiratory Virus Activity Weekly Update …