Flu season may be mostly behind us, but levels of norovirus, the nasty, highly contagious stomach bug, are rising, according ...

An outbreak of norovirus, a highly contagious stomach bug that causes vomiting and diarrhea, has sickened more than 90 people aboard a Royal Caribbean International cruise ship. At least 94 passengers ...

Some call it the stomach flu or a stomach bug, but in reality, Norovirus is not the flu at all.

Qin Rao, MD, is a board-certified physician based in New York City. He currently works as a gastroenterologist and hepatologist at Manhattan Gastroenterology. Yellow vomit means you are throwing up ...