Scientists have said that the strain developed changes that make it better at spreading, triggering inflammation, and causing ...

Avian influenza A (H5N1) has mutated, so the symptoms of bird flu could change as more people get sick in 2025.

Bird flu has been detected in a Georgia commercial poultry flock for the first time since a countrywide outbreak in 2022.

Researchers at Texas Biomed have identified nine mutations in a strain of bird flu found in a person in Texas. Bad news: This ...

The US Food and Drug Administration said it is tracking multiple cases of H5N1 bird flu in domestic and wild cats, including ...

There have been 67 human cases of bird flu nationwide since 2024, 38 of which occurred in California, the most out of any ...

In 2024, there were 81 cases of avian flu (H5N1) in humans, the highest number since 2015. The virus is concerning due to its ...

Current strains of bird flu are “poorly suited for pandemic potential,” said Dr. Shira Doron, a Tufts Medicine infectious ...