Norovirus, the highly contagious stomach bug that causes vomiting and diarrhea, is spiking across the US. What to know about ...

The best way to get through the stomach flu is to rest, stay hydrated and listen to your body, said Dr. Paul Sax, clinical director of the infectious disease division at Brigham and Women’s Hospital.

It takes less than 100 norovirus particles to make someone sick, and infected people can shed billions of viral particles in ...