Experts warn about the possibility of a new pandemic in 2025 as the H5N1 bird flu virus spreads across all 50 states, impacting US dairy farms and leading to human infections. Here's what to know.

A possible locally-transmitted case of chikungunya virus, a mosquito-borne illness linked to tropical regions, is being investigated by New York state health officials. A New York woman said she ...

Chicago public health officials on Tuesday confirmed the city's first three human cases of West Nile virus in 2025. Chicago Department of Public Health officials said all three people began ...

The threat of mosquito-borne illnesses such as chikungunya and dengue is continuing to grow as a result of climate change. By ...

MISSOURI, USA — Three people have died and 15 have been hospitalized by West Nile Virus in Missouri as of Oct. 4, according to the Missouri Department of Health and Senior Services. At least 16 cases ...

Three people in the rural California town of Mammoth Lakes have died from the same rare virus that killed Gene Hackman’s wife causing alarm amongst health officials. Betsy Arakawa, the famed actor’s ...

DENVER (KDVR) — Three people in Colorado have died of West Nile Virus in 2025, but officials are not yet sharing information about two. The Colorado Department of Public Health and Environment reports ...

A Northwestern Medicine research lab has found a usually harmless virus in brain samples from Parkinson’s patients. The idea that Parkinson’s could be linked to a virus had been theorized for years, ...

ATLANTA — The Atlanta-based U.S. Centers for Disease Control and Prevention reported an increase in the number of West Nile virus cases in Georgia. From Aug. 22 to Tuesday, cases tripled in the state, ...