CDC officials say medical professionals are seeing more patients whose illness cannot be traced back to an infected animal or ...
The widening U.S. bird flu outbreak has made its way to Maryland, which has counted two cases on commercial poultry farms — ...
The CDC is calling for expanded testing of bird flu after a child in California tested positive for the virus despite no ...
The first human death caused by H5N1 in the U.S. was reported in Louisiana on Jan. 6. Here's what to know about bird flu.