H5N1 avian influenza continues to spread amid commercial and backyard poultry, and additional cases have been reported in domestic cats ...

Some areas of Middle Creek Wildlife Management Area in Clay Township may close during prime snow geese viewing season this year if large numbers of birds are found sick or ...

The U.S. Centers for Disease Control and Prevention is urging health care workers to accelerate bird flu testing for patients ...

An infectious disease expert says the relatively mild cases of avian influenza detected so far among dairy workers don’t ...

Seven Delmarva-region commercial operations have now reported cases of the highly contagious virus.

A number of bird flu cases have been reported in the Chicago area in recent weeks, leading to many questions about how quickly the virus is spreading and how worried residents should be.

"The Chinese poultry lineage may have experienced more vaccine-driven selection compared to other lineages," the researchers wrote.

Staying a step ahead of the avian influenza virus with surveillance, testing and research could mean the difference between a ...

Avian flu is rampant in poultry farms and in wild birds in the U.S. Every mutation brings the virus one step closer to the ...

The CDC is calling for expanded testing of bird flu after a child in California tested positive for the virus despite no ...

The case of the Canadian teen and the death of a Louisiana man are stark reminders of bird flu’s capacity to ignite serious ...

The Louisiana patient who contracted what officials said was the nation’s first “severe” case of avian influenza has died, the state health department said Monday. The person who contracted the H5N1 ...