Health officials are making a renewed call for vigilance against bird flu​, but some experts are puzzling over why reports of ...

Public health experts share concerns that the H5N1 bird flu outbreak could turn into a pandemic. What to know after Louisiana ...

The first reported death from bird flu in the U.S. was a patient in Louisiana who had been exposed to infected sick and dead birds in backyard flocks, according to the American Hospital Association.

Bird flu is continuing to spread in animals across the United States more than a year after the first human case was detected ...