Stomach Bug Going Around May 2024. Norovirus, commonly known as the winter vomiting bug (although it can strike at any time of year), is a stomach bug that causes sickness and diarrhoea. It can be very unpleasant, but usually goes away in about 2 days.
On average, the country sees around 20 million. Norovirus, the highly contagious stomach bug that causes vomiting and.