New research led by scientists at La Jolla Institute for Immunology (LJI) suggests that many people already have immune cells ...

The rise of bird flu across farms in California has raised questions about the virus and and its potential threat to humans. While the threat to humans is currently small, here is what you need to ...

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.

Public health officials have warned that new mutations of bird flu with human flu could have dangerous consequences.