Tiny genetic alterations could help the bird flu virus enter cells in the upper respiratory tract, the C.D.C. said. But there ...

The CDC has confirmed a total of 66 human cases of bird flu across the United States as of Friday, although the number is ...

Samples from a hospitalized patient in Louisiana show changes that could make the H5N1 virus spread more easily between ...

A genetic analysis suggests the bird flu virus mutated inside a Louisiana patient who contracted the first severe case of the ...

Pet owners are reminded that prevention is the best strategy for protecting their animal companions from the disease.

A genetic analysis of viral samples from a patient in Louisiana hospitalized with the first severe case of bird flu showed ...

The virus in the first severe human bird flu case in the U.S. was found to have mutated. Follow Newsweek's live blog for ...

Birx added that her greatest fear is someone getting infected with bird flu during the regular seasonal flu, potentially ...

A brand of natural cat food was recalled on Tuesday, Dec. 24 after reports that a cat in Oregon who ate the pet food ...

The Centers for Disease Control and Prevention (CDC) has identified mutations in a strain of the avian influenza virus H5N1, ...

The U.S. Centers for Disease Control and Prevention said on Thursday its analysis of samples from the first severe case of ...