The CDC ends its emergency response to H5N1 bird flu after recording 70 human cases and one death nationally, even as experts ...

New versions of the H5N1 virus are increasingly adept at spreading. Suggestions to either let it rip in poultry or vaccinate the birds could backfire.

Tens of thousands of birds were affected by Avian Influenza in central Pennsylvania after the Centers for Disease Control and ...

Dan Diamond is a White House reporter, with a focus on policy and public health. Reach him on Signal at @dan_diamond.01. Dan Diamond is a White House reporter for The Washington Post. He was ...