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 ...

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 ...

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 ...

"The past month and a half I'd say we've seen five to six influenza cases a day, if not more, and then other respiratory ...

This autoimmune disease is tricky to diagnose because it mimics so many other illnesses. If you have more than four of any of ...

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

The US Centers for Disease Control and Prevention is urging hospitals to accelerate advanced testing of people they suspect ...

A child ill with fever and conjunctivitis in San Francisco tested positive for bird flu but had no known source of ...

Flu season is here in California, but other illnesses are in full swing in the Golden State. Here are the symptoms and how ...