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

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

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

NBC Universal, Inc. The bird flu virus hasn’t yet spread from person to person, the Centers for Disease Control and Prevention said Thursday, releasing findings from a monthslong probe into a patient ...

The bird flu virus hasn’t yet spread from person to person, the Centers for Disease Control and Prevention said Thursday, ...

A second person in Missouri who wasn't exposed to either poultry or dairy ... symptomatic health care workers who cared for ...

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

Federal health officials announced Thursday that a Missouri resident infected with bird flu did not spread the virus to ...

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

Five health care workers and one family member were tested after a Missouri resident was diagnosed with bird flu in September ...

A Missouri bird flu case first reported by the CDC in September has drawn national attention. The CDC released findings ...

H5N1 bird flu has been confirmed in a pig on a backyard farm in Oregon, the first detection of the virus in swine in the ...