The case of the Canadian teen and the death of a Louisiana man are stark reminders of bird flu’s capacity to ignite serious ...

The U.S. has reported its first death due to bird flu, aka H5N1. How deadly is H5N1? Experts discuss bird flu fatality rate amid ongoing outbreak.

The U.S. is seeing a "quad-demic" as cases of COVID-19, flu, RSV and norovirus spread at the same time. Experts said this is ...

Data from the Centers for Disease Control and Prevention showed an increase in three respiratory viruses—COVID-19, flu and ...

There's also one big difference between the flu and COVID or a cold that can indicate which illness you have. Don't ignore it ...

Bird flu is a disease caused by avian influenza A viruses, according to the CDC. The virus mostly spreads between birds and ...

At least 15 states have very high levels of influenza, according to the Centers for Disease Control and Prevention.