It's an unusual winter for respiratory illnesses. The flu is peaking twice: once in early January and again in February.

Two state health departments have issued new guidance on testing for the bird flu, following a CDC advisory, even as it says ...

Are people at risk for bird flu? How can I protect myself? Bird flu’s risk for the general public is still low, with no signs ...

Six dairy herds in Nevada have tested positive for a newer variant of the H5N1 bird flu virus that’s been associated with ...

State officials say the highly pathogenic avian influenza – more commonly known as bird flu – is widespread in much of the ...