Bird flu remains a growing problem across the U.S., and many of us have questions about how serious it is and how worried we ...

A new strain of avian flu, H5N1, has spread to dairy cows and domestic cats in the U.S., with a dairy worker in Nevada ...

On February 5, the US Department of Agriculture said dairy cattle in the United States had tested positive for a particular strain of bird flu that was not previously found in cows.

Both the Finnish and the U.S. bird flu vaccines are made by CSL Seqirus but are different vaccines. In the summer, U.S. officials stockpiled 4.8 million doses of the vaccine that officials said was ...

The virus is spreading with greater speed among animals, with transmission to humans increasing. But risk to the general ...

Six more states join national milk testing strategy amid rampant spread of bird flu - Arkansas, Louisiana, Nebraska, New ...

Record high egg prices prompted Nevada lawmakers to unanimously back suspending their cage-free egg law, but the six other states with similar laws in effect have shown no sign of dropping them even ...

With so much H5N1 circulating in the U.S., scientists worry we are a few mutations away from a potential human pandemic.

Yahoo News provides the latest updates on the spread of bird flu in the U.S. and its effect on rising egg prices and ...