San Diego County is now the fifth location in California to detect the bird flu, county officials announced Monday.

The number of California dairy herds reported to have outbreaks of H5N1 bird flu has grown to eight.

Three more California dairy herds have been infected with H5N1 bird flu. A new case of human infection has also been reported ...

State and federal officials have identified new cases of avian influenza at three Central Valley dairies as the number of ...

With the approach of fall and cooler weather across the United States, officials say the risk posed by the H5N1 bird flu ...

This year in the United States, 14 people have tested positive for avian influenza, or bird flu. Nine of those became ...

San Diego County is now the fifth locality in the state to report the environmental detection of H5 influenza virus or "bird ...

Health officials on Thursday said they don’t know how a Missouri person caught bird flu but believe it may be a rare instance ...

On Monday state officials announced they had completed testing on all 95 licensed farms in Massachusetts that have dairy ...

San Diego County is become the fifth location in California to report the environmental detection of H5 influenza virus, ...

A close contact of a Missouri resident identified as having a human case of the H5N1 avian flu also became sick around the ...