The number of bird flu cases has risen to 31 in the U.S. but there is no evidence of person-to-person transmission, the CDC ...

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

Human bird flu cases in California may be undercounted as farm workers avoid testing due in part to economic concerns, ...

All of the 29 confirmed U.S. human cases of bird flu but the one in Missouri have been among farm workers who had contact ...

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

The U.S. Department of Agriculture weakened an emergency order last spring designed to prevent the spread of bird flu among ...

Four agricultural workers in Washington state have tested positive for bird flu, the first human cases of H5N1 virus to be ...

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

Lab operator Quest Diagnostics said on Wednesday it will launch a test for H5N1 bird flu at the end of October after the U.S.

Bird flu viruses are divided into two categories: low pathogenic avian influenza (LPAI) and highly pathogenic avian influenza ...

Four new cases of bird flu were detected in farmworkers in Washington state this week. Human infections have cropping in six ...

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