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 (CDC) announced the end of the bird flu emergency, at least for now.

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

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

Doctors and researchers said the moves will make it harder to detect potentially dangerous changes. If the virus continues to ...

The Centers for Disease Control and Prevention July 7 announced ( it is streamlining H5N1 bird flu updates with its routine ...

According to the CDC, there has been a decline in animal infections and no reports of human cases since February.

The U.S. Centers for Disease Control and Prevention said on Monday it has ended its emergency response for H5N1 bird flu, ...

The US Centers for Disease Control and Prevention says it has ended its emergency response to H5N1 bird flu, citing a drop in ...

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