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

There is no evidence of human-to-human transmission of bird flu in the case of the Missouri patient with no known infected ...

The number of workers at a Franklin County commercial egg farm who have now tested positive for avian influenza has increased ...

Even as cases of H5N1 virus among animals and people are rising in the U.S., there’s no evidence of human-to-human ...

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

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

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

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

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

Health officials say there’s no evidence bird flu is spreading between people after investigating a mysterious Missouri ...

The number of people infected with bird flu in the U.S. has risen to at least 31, federal health officials said Thursday, but ...

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