For the first time since 1952, publication of the CDC's Morbidity and Mortality Weekly Report was halted. It returned on Feb.

San Mateo County public health officials reported finding H5N1 bird flu in a pet cat and a backyard poultry flock.

As bird flu spread among animals soars in the United States, hospitals are being told to proactively screen for potential ...

Nearly 119,000 birds have been culled at a farm in California after a bird flu called H5N9 was detected among the poultry ...

Demand remains low, but lab stakeholders said the industry is significantly better prepared to meet a spike in H5N1 testing ...

A branch of the H5N1 bird flu family tree that hadn't previously been seen in cattle has now been detected in dairy cows.

The CDC briefly posted new data online on the risks of bird flu to pets and people, then deleted it Federal health agencies ...

The flu is spreading far and wide across the U.S. – and influenza A is largely to blame. Of all the flu tests reported to the ...

Bird flu, also known as H5N1, continues to spread among U.S. livestock, driving up egg prices and worrying public health experts.

The United States has reported its first outbreak of H5N9 bird flu on a duck farm in California, according to the World ...

The United States has reported its first H5N9 bird flu outbreak in California, affecting almost 119,000 ducks. Both H5N9 and ...

Here's what you need to know about the highly pathogenic H5N1 avian influenza, and what bird flu might mean to you, your ...