Epstein-Barr virus (EBV) infection is one of the most common viral infections in humans. Most people exposed to the virus don’t develop symptoms or only have mild symptoms. It’s the most ...

This week, Dr. Anthony Fauci, former head of the National Institute of Allergy and Infectious Diseases, revealed that he was recovering from West Nile virus.

West Nile virus (WNV) is a mosquito-borne illness that usually causes mild flu-like symptoms, such as a low-grade fever, headache, body aches, and fatigue. In very rare cases, it can lead to ...

Dr. Anthony Fauci was just hospitalized with West Nile virus, which is spread by mosquitoes. What to know about transmission, symptoms, and prevention.

Mosquito monitoring in Northeastern states indicates a higher-than-normal level of mosquitoes infected with the deadly virus.

Human metapneumovirus is a common respiratory virus discovered in 2001 that causes an upper, and sometimes lower, respiratory infection, according to the World Health Organization website.

An outbreak of the mosquito-borne virus in southern China has led to a pandemic-style response as authorities try to contain the spread.