The person, who had been hospitalized in King County since early November, died on Nov. 21, health officials said.

A study uncovers the viral gene that lets bird flu beat fever, reshaping surveillance strategies as H5N1 continues to spread.

It’s crucial that we monitor bird flu strains to help us prepare for potential outbreaks," said virologist Matt Turnbull.

Researchers discovered why bird flu can survive temperatures that stop human flu in its tracks. A key gene, PB1, gives avian viruses the ability to replicate even at fever-level heat. Mice experiments ...

Bird flu viruses are a particular threat to humans because they can replicate at temperatures higher than a typical fever, ...

Health officials in Washington state say they have identified the nation’s first human case of bird flu since February, pending confirmatory testing.

A Washington state resident who was undergoing treatment for H5N5 avian influenza died on Friday, the Washington State Department of Health reported. | A Washington state resident who was undergoing ...

New research shows bird flu viruses can keep multiplying even at fever-level temperatures, unlike typical human flu. This ...

Zoetis, a veterinary pharmaceutical company, donated some doses of its bird flu vaccine. In October, at four-months-old, the ...

Fever slows seasonal flu by blocking viral replication, but bird-flu strains resist heat. New research reveals why—and what ...

Cases of the avian or bird flu have fallen, leaving little to no impact on your Thanksgiving menu. The White House ...