Since early 2024, the U.S. has logged 66 human cases of H5N1. Scientists are keeping a watchful eye on the virus’s spread as we enter a new year.

Trump's pick for health secretary has a record of attacking vaccines. In fact he's even taken direct aim at bird flu shots.

Researchers have identified nine mutations in a bird flu strain from a person in Texas. Bad news: this strain is more capable of causing disease and replicates better in the brain. Good news: approved ...

Over the past several months, bird-flu numbers have been steadily ticking up, especially among farmworkers who interact ...

The chicken crisis has also been unprecedented. CBS reports that more than 20 million egg-laying chickens died from the ...

Amid an escalating bird flu outbreak spreading in the United States, federal health officials have begun to brief members of ...

One of the earliest strains of bird flu isolated from a human in Texas shows a unique constellation of mutations that ...