There is no evidence the youngster was exposed to livestock or any infected animals, deepening the mystery about the spread of H5N1 bird flu.

A study at Iowa State University is seeking to determine whether bird flu, found in cows' milk, can also show up in other ...

Bird flu has the potential to spread to more animal species and could mix with seasonal flu, making it easier to spread among humans, according to scientists behind a new study from Iowa State ...

There is no evidence of human-to-human transmission and the risk to the general public is low, however, health officials ...

CNN — (CNN) — Bird flu is affecting a growing number of cattle herds in the US, and these infections have led to only the second known human case in the nation, according to the US Centers for Disease ...

A human case of H5N1, also known as bird flu, has been identified in Texas, according to the Centers for Disease Control and Prevention. The federal agency notes the risk to the public remains low.

(CNN) -- The US Centers for Disease Control and Prevention says it has ended its emergency response to H5N1 bird flu, citing a drop in cases. CNN — (CNN) — The US Centers for Disease Control and ...

Although bird flu infections in humans remain rare, this case marks a significant development in flu surveillance in the U.S.

Health officials confirm the first U.S. human case of avian influenza, also known as the bird flu, in Colorado Thursday, according to the CDC. The video featured is from a related report. The person ...

ISU study shows potential path for spread of highly pathogenic avian influenzaby Cami Koons, Iowa Capital Dispatch December ...

A Washington resident died of complications from an infection with a bird flu strain never before reported in humans, the state Department of Health said on Friday.