Is There A Stomach Bug Going Around July 2024. Sudden or unexpected vomiting that's not bloody (red) diarrhea that's also usually not bloody. 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.

“this week, we have seen many stomach bug cases. Outbreaks have been on the rise since january: