New Stomach Bug 2024 Nz. Norovirus, also called the winter vomiting bug, is a stomach bug that causes vomiting and diarrhoea. In this case, a virus causes the stomach flu, and.
The stomach flu (norovirus) is an acute form of gastroenteritis, or inflamed stomach or intestinal lining caused by a virus, bacteria or parasite. As of monday, there were 31 confirmed cases, seven probable cases, and eight under investigation.