The Centers for Disease Control and Prevention (CDC) has confirmed the country's first "severe" case of bird flu in humans.

In the past month, 8 commercial flocks and 6 backyard flocks have been infected with H5N1, affecting 360,000 birds.

The Centers for Disease Control and Prevention said Thursday that testing of a person with a severe case of bird flu indicated the virus had mutated when compared with samples taken from infected ...

The expanded protocols come after a child in California tested positive for the bird flu despite no known contact with animals. The Centers for Disease Control issued a health alert calling for the ...

The Centers for Disease Control and Prevention on Friday confirmed the first case of avian influenza detected through its national influenza surveillance system. It is also the first human case the ...

The real H5N1 risk at your bird feeder isn't the food or the feeder itself. The actual culprit is something most people never ...

There are more than a hundred confirmed cases of the deadly H5N1 bird flu strain across Australia. Here's how it spreads and what to know.