Federal authorities say it is likely being carried from farm to farm on objects like farm equipment or clothing that has ...

There have been 37 confirmed cases of bird flu in people in California, according to numbers last updated Monday by the ...

California officials have declared a state of emergency over the spread of bird flu, which is tearing through dairy cows in ...

The bird flu outbreak has spread to all 50 states, these maps show. Here are the symptoms and what to do if you think you ...

Faced with the rapid spread of avian flu through California dairies, health officials are now doing weekly testing of every ...

Reports that cows have been infected despite farmers' preventive measures indicate there are multiple routes of transmission ...

Bird flu virus has swept through farms across the nation’s largest dairy producing state. All human cases had been mild - ...

The California Department of Food and Agriculture has issued a statewide recall of raw milk produced and packaged by Valley ...

Officials have discovered the virus in 645 dairy herds, more than in any other state so far. In a stark acknowledgment of the ...

Health officials say getting your regular flu vaccine is still a good idea to avoid getting sick and confusing it with bird ...

Over 650 of the 984 dairies in the state are under quarantine because of a growing bird flu outbreak. Although the California ...

A person in Louisiana has the first severe illness caused by bird flu in the U.S., health officials said Wednesday.