The virus leads to an estimated 36,000 deaths in the United States each season — many of them so sudden that families are ...

Bird flu infections have been rare among people, but the pathogen is evolving, which has scientists worried about a possible ...

More than 100 federal scientists who track bird flu, including vaccine and food safety experts, have been laid off. This comes as the deadly pathogen rips through dairy herds and poultry flocks.

The Health Protection Surveillance Centre has issued a bird flu warning after 19 birds were found to have died from the disease, and the H5N1 variant has been found on both sides of the Irish border ...