The health agency now urges proactive testing and treatment for the virus among any workers who were exposed to H5N1.

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

Almost from the beginning of the spread of H5N1 bird flu among farms and ranches in the U.S. earlier this year, experts and ...

Even as cases of H5N1 virus among animals and people are rising in the U.S., there’s no evidence of human-to-human ...

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

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 ...

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

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.