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 ...

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

Here are some ways to prepare for this cold and flu season as four illnesses circulate the country at one time.

Bon Secours and Prisma Health are implementing new visitor restrictions as cases of influenza and respiratory illnesses rise ...

There's no medication for norovirus. Instead, you'll need to rehydrate as much as possible with water and other liquids. Seek ...

This fall saw an unusually high number of cases of “walking” or mycoplasma pneumonia, a mild pneumonia that typically causes ...

— The flu, caused by influenza viruses that are always changing, leads to fever, chills, cough, sore throat, runny nose, body ...