H5N1 is one of several influenza viruses that causes a highly infectious respiratory disease in birds called avian influenza ...

British Columbia's Ministry of Health says the first suspected human case of bird flu contracted in Canada has been detected ...

A Canadian teenager has been hospitalized with bird flu, the first human case of H5N1 in the current ... [+] outbreak ...

Federal health officials on Thursday called for more testing of employees on farms with bird flu after a new study showed ...

Following a CDC study showing bird flu exposure among dairy workers, health officials recommend increased testing and ...

New CDC research suggests that a small but significant percentage of dairy farmers working near infected cows have recently ...

There were 21 cases of human bird flu in California on Nov. 6. Thirteen of those cases are in Tulare County. Here's why it matters.

Rising H5N1 bird flu cases in the U.S. prompted the CDC to study the virus in ferrets, revealing it may have the potential to ...

Almost from the beginning of the spread of H5N1 bird flu among farms and ranches in the U.S. earlier this year, experts and ...

The H5N1 bird flu virus spreading among cows is infecting more farm workers than experts realized. The CDC tested 115 workers ...