The bird flu virus hasn't yet spread from person to person, the CDC said Thursday, releasing findings from a monthslong probe ...

There's no evidence of human-to-human transmission of H5N1 bird flu among patients and healthcare workers in Missouri, the ...

Dairy industry experts say the virus entered California after local cows were shipped to another state and then returned to ...

Four agricultural workers in Washington state were recently diagnosed with avian influenza A (H5N1). The cases mark the first ...

The Agriculture Department has approved safety trials for two companies developing cattle vaccines against the H5N1 virus ...

Blood tests of several people who were in contact with a patient in Missouri who caught H5N1 bird flu without any known ...

New test results suggest Missouri did not see a cluster of bird flu cases, a possibility that some experts had feared.

As H5N1 bird flu continues to spread wildly among California dairy herds and farmworkers, federal health officials on ...

Two people sharing a home caught the virus without known exposure to animals. More than 30 human cases have been reported in ...

The case concerned health officials and experts because human-to-human transmission of the H5N1 strain of avian influenza ...