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.

The U.S. Centers for Disease Control and Prevention ended its emergency response for bird flu as the outbreak that sickened ...

A bird flu outbreak has been officially confirmed in Bada Ankula village of Delanga block, Puri district, following the ...

Somewhere on a remote island in the Pacific, a chicken falls ill. Local farmers notice the signs – lethargy, strange swelling ...

About seven-in-ten Americans say insurance companies have too much health policy influence, but partisans disagree on the CDC ...

The U.S. is having its worst year for measles spread in more than three decades, with a total of 1,288 cases nationally and ...

Wild Africa, a conservation nonprofit, has called for urgent and consistent action to reduce the risk of future pandemics by ...

The U.S. is having its worst year for measles spread since 1991, with a total of 1,288 cases nationally and another six ...

Canada should do more to strengthen its health surveillance systems as cuts to U.S. health institutions threaten access to crucial monitoring data, experts say in an editorial published in the ...

Toward the end of 2023 as Cambodia faced a dramatic rise in human H5N1 avian flu cases, the country's scientists identified a novel reassortant that combined genes from an older 2.3.2.1c clade known ...