Flu has surged to high levels across the US, straining hospitals. Experts discuss 2024-25 flu season trends, symptoms to ...

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

Cold and flu season is in full swing as four major respiratory viruses circulate the country. According to the Centers for Disease Control and Prevention, at least 15 states have "very high ...

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 ...