Cold and flu season is here but there's another virus going around — norovirus, which can cause vomiting and diarrhea.

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

Sometimes referred to as the “winter vomiting bug,” noroviruses are the leading cause of foodborne illness in the state for ...

The virus, often colloquially referred to as “stomach flu,” saw the percentage of positive tests double during the first week ...

RSV has peaked and is now declining in New York. This season’s peak happened about two weeks later than last year, but it was ...