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

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

Northwest Naturals is recalling a line of its pet food after authorities Oregon linked the death of a cat to a batch ...

Today, the Louisiana Department of Health (LDH) announced the state's first presumptive human H5N1 highly pathogenic avian ...

Los Angeles County health officials have identified three more cats with presumptive H5N1; the source of the virus has not ...

A patient in Louisiana was hospitalized after a recent exposure with the CDC issuing guidance to those most at-risk of infection.

The U.S. Centers for Disease Control and Prevention says a patient has been hospitalized with a severe case of H5N1 infection ...

Nearly all of California’s cases of bird flu in people were due to ... the first instance of severe illness linked to the virus in the U.S. The H5N1 bird flu virus “has previously been associated with ...

The first severe case of H5N1 bird flu was confirmed in Louisiana. Here is a map of other states that have been affected.

A Louisiana patient is critically ill with severe respiratory symptoms from H5N1 bird flu, marking the 61st U.S. human case ...

California Gov. Gavin Newsom declared a public health emergency on Wednesday as bird flu continues to spread among the ...