Virginia is seeing more visits to hospitals and clinics due to the sudden onset of symptoms of nausea, vomiting, diarrhea and stomach cramping. These illnesses are associated with the arrival of norovirus season. Norovirus is often called the “stomach flu” or the “stomach bug,” and it is on the rise. Learn the best ways to stop the spread of norovirus. Wash your hands with warm soap and water for at least 20 seconds, and stay home from work or school if ill. Learn more about norovirus infection and prevention.