Although bird flu infections in humans remain rare, this case marks a significant development in flu surveillance in the U.S.

The Washington state resident, an older adult with underlying conditions, was infected with a strain that has previously been ...

A Washington State resident receiving treatment for H5N5 avian influenza died on Friday, the state's health department said, ...

Inflated food prices are already on the minds of Americans in the lead-up to the holidays, and bird flu has the potential to ...