Health systems are already under significant stress, especially in England. This may be a seasonal event or the beginning of ...

The U.S. government failed to eliminate the virus on dairy farms when it was confined to a handful of states. Now at least 875 herds across 16 states have tested positive.

The rise of bird flu across farms in California has raised questions about the virus and its potential threat to humans.

For example, if a human gets infected with a bird flu and also carries a human influenza A virus, these two viruses can ...

As the seasonal flu picks up, there are even more opportunities for the bird flu to acquire mutations as the different influenza viruses mix.

Though H5N1 has been circulating nationwide in wild birds, domestic poultry, and mammals since 2022, you may have only been ...

Previous seasonal flu infections and vaccinations may protect us against infection from the highly pathogenic H5N1 bird flu outbreak.

The administration said it was committing $306 million toward improving hospital preparedness, early-stage research on ...

An epidemiologist makes the case that a rush of research to stop a swine flu outbreak led to an accidental lab release of an ...

A 13-year-old girl in Canada became so sick with H5N1, or bird flu, in late 2024 that she had to be put on a ventilator.