As flu season ramps up in the U.S., influenza is not as simple as it first appears, with several different strains in play.

Highly pathogenic avian influenza A(H5N1) viruses have caused widespread infections in dairy cows and poultry in the United ...

To round out the name, the viruses are given an H and N number to indicate a subtype. A full name might then look like this: ...

Stanford Medicine researchers have developed a new method for influenza vaccination that encourages a robust immune response ...

An "influenza subtype associated with avian flu" has been detected in wastewater samples collected within Maricopa County, ...

Novel vaccine platform improved protection against diverse influenza subtypes when tested in animal models and human ...

It’s an ecological wonder not seen anywhere else in the world, and a bonanza for scientists who are looking to stop the next ...

Arizona currently has no confirmed human cases of bird flu, although two Pinal County workers were exposed through infected ...

The virus is spreading among animals, while viral mutations raise concerns about potential adaptation to human hosts.

Wastewater testing found the virus in Phoenix, Surprise and Tempe. Here’s a guide to what that means.