Avian influenza has spread far beyond the nation's birds, infecting all manner of creatures from zoo animals, wild mammals, ...

A new mutation and the first severe case of H5N1 bird flu discovered in a human in Louisiana has raised concern among some ...

The virus has spread among dairy cattle, humans and other mammals. But officials say the current public health risk is low.

The virus in the first severe human bird flu case in the U.S. was found to have mutated. Newsweek's live blog is closed.

But while the current risk from our fuzzy feline friends is considered very low, public health officials nonetheless have ...

The CDC has confirmed a total of 66 human cases of bird flu across the United States as of Friday, although the number is believed to be higher.

At least 65 human cases of H5 bird flu have been confirmed this year, with the majority being detected in California.

The LA County Department of Public Health confirmed the first human case of bird flu in the county, just days after Gov.

California declared a state of emergency after dozens of cases were reported there since April. But the CDC says the risk to ...

Related: Can we prevent a bird flu pandemic in humans ... but distinct from the type detected in dairy cows and some poultry outbreaks. Though sporadic human infections continue to emerge ...

It’s safe to drink pasteurized milk but people run a high risk if they drink raw milk” — Linda Pinfold, agricultural ...

The U.S. Centers for Disease Control and Prevention said on Thursday its analysis of samples from the first severe case of ...