Northwest Naturals in Portland, Ore., has voluntarily recalled the infected product, its 2-pound Feline Turkey Recipe raw ...

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

L.A. County public health officials are reupping their warning to pet owners: Do not feed pets raw food. More cats have been ...

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 ...

Samples from a hospitalized patient in Louisiana show changes that could make the H5N1 virus spread more easily between ...

A 13-year-old girl in Canada became so sick with H5N1, or bird flu, in late 2024 that she had to be put on a ventilator.

Genetic analysis of H5N1 bird flu viruses from a severely ill patient in Louisiana revealed multiple mutations that may ...

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

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.

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

A Canadian teen's severe bird flu infection has highlighted growing concerns about the H5N1 virus, commonly known as ...