A chicken flock in Copiah County has tested tested positive for highly pathogenic H5N1 avian influenza, the Mississippi Board of Animal Health announced Tuesday. The MBAH said the positive tests came ...

Most human cases of bird flu in North America have been mild, a fact that’s underscored by a new study of the first 46 ...

In 2024, at least 66 human cases of bird flu have been reported in the United States, each one raising the risk of another ...

So far, the H5N1 virus isn't transmitted between people - but the CDC has found a mutation in a human case "concerning" ...

All year, I’ve been keeping tabs on the H5N1 avian flu outbreak in dairy cattle and birds in the United States. As a ...

Egg prices in Tennessee have gone up by 45% since the beginning of the year, as bird flu forces farmers to kill millions of ...

The virus is spreading among animals, while viral mutations raise concerns about potential adaptation to human hosts.

The Centers for Disease Control and Prevention is keeping close eye on pandemic indicators amid bird flu cases arising in the United States.

A virologist explains that why this probably isn’t the big one — but that it’s a sign of bad things happening with the virus.

The patient in Louisiana who was hospitalized with severe bird flu illness was found to have a mutated version of the virus.

Federal health officials have confirmed unsettling new details about the first United States case of severe bird flu, ...

Each week some revelation about bird flu seems to flutter through the news cycle. Here's what the latest research is saying ...