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 it is streamlining its H5N1 highly pathogenic avian ...

While H5N1 does not have high mortality rates in dairy cows, the infection causes decreases milk production and milk quality, ...

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 ...

The Centers for Disease Control and Prevention (CDC) has ended its emergency response to the H5N1 avian flu. A spokesperson ...

The CDC is ending its emergency response to bird flu, citing a significant drop in cases between February and July.

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

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 ended its emergency response for bird flu as the outbreak that sickened ...