New Stomach Bug 2024 Australia. 498 cases of the illness have been reported in nsw to date in 2024, compared to the five year average of just 95 cases at this point in the calendar. The most common symptoms of norovirus are diarrhea, vomiting, stomach pain, and nausea.

Viral gastroenteritis (gastro) is a common infection of the stomach and intestines that causes vomiting and diarrhoea. Norovirus is easily spread from person to person.