The bird flu has been spreading rapidly among cows on a handful of dairy farms in California, Idaho and Utah. The virus, also ...

There were 21 cases of human bird flu in California on Nov. 6. Thirteen of those cases are in Tulare County. Here's why it matters.

Bird flu jumped from cows to California farmworkers this month. Virus symptoms are mild and it has not spread from humans to ...

The CDC said Thursday it is updating its recommendations for testing, treatment and protection for workers who may be exposed animals infected with bird flu.

As poultry farms and dairies across California battle bird flu outbreaks, some are wondering if their food is safe to eat.

There are now two strains of H5N1 bird flu circulating in California. The form circulating in dairy cows is known by ...

Federal health officials are calling for more testing and treatment of workers on farms with bird flu. The new guidance comes ...

H5N1 bird flu was detected in a pig in Oregon, marking the first detection of the virus in swine in the country, the U.S.

H5N1, the strain of bird flu ravaging herds of cattle, according to the California Department of Public Health ...

It's the first time the virus has been detected in U.S. swine and raises concerns about bird flu's potential to become a ...