Researchers are edging closer to a universal antiviral drug, a single medicine that could treat every virus known to man.

The United States may be heading into its second severe flu season in a row, driven by a mutated strain called subclade K that’s behind early surges in the United Kingdom, Canada and Japan. Now, with ...

A resident of New York has contracted the state's first known case of the mosquito-borne chikungunya disease acquired locally, officials said. The person infected in Long Island likely got the virus ...

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 ...

The New York State Department of Health has confirmed a case of locally acquired chikungunya on Long Island, marking the first case of the virus reported to be locally acquired in New York and the ...