The bird flu virus found in a severely ill patient hospitalized in the United States has mutated to become better adapted to ...

The ongoing spread of bird flu in the United States has alarmed experts -- not just because of human cases causing severe ...

The Centers for Disease Control and Prevention (CDC) has identified mutations in a strain of the avian influenza virus H5N1, ...

Connecticut has not been spared from the ongoing bird flu outbreak that has primarily been impacting livestock.

After Gov. Gavin Newsom last week declared an emergency stemming from bird flu’s spread in dairy herds, local public health ...

Scientists are issuing warnings after a bird flu patient showed mutations that could increase the transmission of the virus.

The US hasn’t learned lessons from the Covid-19 pandemic that it could use to mitigate the threat of pathogens like H5N1 bird ...

Northwest Naturals recalls pet food nationwide after bird flu detection in Oregon. Learn about the recall and safety measures ...

California officials have declared a state of emergency over the spread of bird flu, which is tearing through dairy cows in ...

The latest detection of bird flu is the fourth time since 2022 that Vermont health officials have detected the virus among domestic birds.

A genetic analysis of samples from the patient in Louisiana recently hospitalized with the country’s first severe case of H5N1 bird flu show the virus likely mutated in the patient to become ...

An investigation by KFF Health News reveals key problems in the U.S. response to bird flu, including deference to the farm ...