The CDC has confirmed a total of 66 human cases of bird flu across the United States as of Friday, although the number is ...

Tiny genetic alterations could help the bird flu virus enter cells in the upper respiratory tract, the C.D.C. said. But there ...

Connecticut has not been spared from the ongoing bird flu outbreak that has primarily been impacting livestock.

Here’s what to know about the United States’ first confirmed severe case of H5N1 avian influenza—and how to protect yourself.

The virus has spread among dairy cattle, humans and other mammals. But officials say the current public health risk is low.

A genetic analysis suggests the bird flu virus mutated inside a Louisiana patient who contracted the first severe case of the ...

The bird flu virus found in a severely ill patient hospitalized in the United States has mutated to become better adapted to ...

The ongoing spread of bird flu in the United States has alarmed experts -- not just because of human cases causing severe ...

Exclusive reporting reveals how the United States lost track of a virus that could cause the next pandemic. Problems like the ...

A new mutation and the first severe case of H5N1 bird flu discovered in a human in Louisiana has raised concern among some ...

After surviving a tumultuous 2023, farmers had hoped 2024 would be kinder and a bit more profitable. A year later, farmers ...

After Gov. Gavin Newsom last week declared an emergency stemming from bird flu’s spread in dairy herds, local public health ...