The first human death caused by H5N1 in the U.S. was reported in Louisiana on Jan. 6. Here's what to know about bird flu.

Researchers are not just worried about the virus popping up on American farms. Other types are causing trouble around the ...

Nasal vaccines provide viral protection in ways injected vaccines can’t. In A Nutshell A new nasal spray vaccine fully ...

Unfortunately, it seems to be going into mammals, which is pretty concerning,” said Kevin Hynes of bird flu, but the current strain “does not seem to go into humans from causal contact,” he said.

A highly contagious strain of bird flu that’s lethal to poultry and other birds has infiltrated a commercial chicken facility ...

Outbreaks of H5N1, or highly pathogenic avian influenza — commonly known as bird flu — have been confirmed at a commercial ...

Iowa researchers found flu receptors in mammary glands of multiple farm animals and humans, suggesting H5N1 could spread via milk beyond dairy cattle.

He identified three viruses - including H5N1 bird flu - that could pose threats to humans over the coming year ...