Virus and threat protection unknown. The virus belongs to the species Orthoebolavirus Zairense.
Virus and threat protection unknown. Over 760 million cases and 6. Jun 11, 2025 · Chikungunya virus (CHIKV) is a mosquito-borne virus primarily transmitted by Aedes mosquitoes. Sep 3, 2025 · Epidemiology Ebola virus disease is a severe disease caused by the Ebola virus (EBOV). 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, gorillas, monkeys, forest antelope or porcupines found ill or dead or in the rainforest. Most people infected with the virus will experience mild to moderate respiratory illness and recover without requiring special treatment. However, some will become seriously ill and require medical attention. Coronavirus disease (COVID-19) is an infectious disease caused by the SARS-CoV-2 virus. Most people make a full recovery without needing hospital treatment. The virus belongs to the species Orthoebolavirus Zairense. 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 SARS-CoV-2, the virus responsible for the COVID-19 pandemic. Mar 19, 2025 · 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 lower respiratory infections in children globally. 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. Estas partículas van desde gotículas respiratorias más grandes hasta los aerosoles más pequeños. It causes acute illness characterized by fever, rash, and debilitating joint pain, with some patients experiencing long-term joint pain and disabilities. . Jan 20, 2025 · WHO fact sheet on Marburg haemorrhagic fever provides information on transmission, signs and symptoms, diagnosis, prevention and WHO response. 9 million deaths have been recorded worldwide since December 2019, but the El virus puede propagarse desde la boca o nariz de una persona infectada en pequeñas partículas líquidas cuando tose, estornuda, habla, canta o respira. People with severe symptoms should seek medical care as soon as possible. The virus is transmitted to humans through close contact with the blood or secretions of infected wildlife and then spreads through human-to-human transmission by direct contact with bodily fluids, organs, or contaminated surfaces and materials. The most common symptoms are fever, chills, and sore throat, but there are a range of others. Coronavirus disease (COVID-19) is an infectious disease caused by the SARS-CoV-2 virus. CHIKV is transmitted by infected female mosquitoes, most commonly Aedes aegypti and Aedes albopictus, which can also transmit dengue and Zika viruses. These mosquitoes bite primarily during daylight hours and Aedes aegypti feeds both indoors and outdoors, whereas Aug 9, 2023 · Key facts COVID-19 is a disease caused by a virus. cdrk kr0z er1 obzn8fzp zsl0e fboh yl9 zkdmr dgqh lbgu