A new H5N1 bird flu mutation has appeared in a cluster of infected dairy cows. It's a genetic change that scientists say could not only make the virus more lethal, but increase its spread between ...

A genetic mutation of H5N1 detected in California dairy cows raises concerns about increased mammal-to-mammal transmission ...

Early flu exposure helps immunity against H5N1 infection, with older adults having stronger antibody responses.

Scientists are sounding the alarm about a concerning genetic mutation of the H5N1 bird flu virus, recently identified in four ...

Prior exposures to specific types of seasonal influenza viruses promote cross-reactive immunity against the H5N1 avian ...

A new study suggests that younger adults and children would derive greater benefits from H5N1 vaccines, even if they are not ...

Bird flu, or H5N1 avian influenza, has been circulating across North America since 2022, infecting birds, livestock, wildlife ...

Researchers from the University of Pennsylvania, USA, have found that previous exposure to certain seasonal influenza viruses ...

For turkey farmer Erica Sawatzke, Thanksgiving was going terribly. It was 2023, and while others were eating their turkey ...

Experts warn of concerns over spread of U.S. bird flu outbreak as federal agencies struggle to rehire fired employees. Updates on genetic mutation here.

Trump’s team wants vaccines to stop bird flu. RFK Jr. says it could turn ‘flocks into mutation factories’ - The spread of ...