Public health experts are urging vigilance amid recent reports of severe bird flu cases in two North American patients.

The administration said it was committing $306 million toward improving hospital preparedness, early-stage research on ...

As the seasonal flu picks up, there are even more opportunities for the bird flu to acquire mutations as the different ...

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

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.

Genetic analysis of H5N1 bird flu virus that infected a Canadian teenager shows 'worrisome' mutations, new studies reveal.

In a positive finding, the CDC emphasized that there is no evidence the virus has spread from the Louisiana patient to others ...

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

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 ...

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

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

In coming years, the bird flu may cost billions of dollars more in expenses and losses. Worse, the outbreak poses the threat ...