The CDC has ended its H5N1 bird flu emergency response, but experts urge continued vigilance as the virus remains a threat ...

New versions of the H5N1 virus are increasingly adept at spreading. Suggestions to either let it rip in poultry or vaccinate the birds could backfire.

The CDC advised clinicians to consider H5N1 avian flu in patients who have acute respiratory illness symptoms or conjunctivitis with relevant exposure, including to raw milk.

The U.S. Centers for Disease Control and Prevention (CDC) announced the end of the bird flu emergency, at least for now.

The U.S. Centers for Disease Control and Prevention (CDC) announced it is streamlining its H5N1 highly pathogenic avian ...

The Centers for Disease Control and Prevention ended its emergency response to bird flu as the outbreak that sickened dozens of people, spread to cattle, and drove up egg prices has abated.

The virus that killed Gene Hackman's wife is worrying scientists. Hantavirus is spreading due to climate change and rodent ...