the Centers for Disease Control and Prevention (CDC) said in an update yesterday. Since the CDC launched an investigation on ...

A teenager in Canada is critically ill with the country's first human case of H5N1 bird flu. Health officials aren't sure how ...

State health officials are investigating possible sources of the H5 avian influenza virus detected for the first time in a wastewater sample from Oahu. The Hawaii Department of Health said the ...

The U.S. Centers for Disease Control and Prevention lists 46 human cases of bird flu since April, with no cases of ...