Stomach Bug Symptoms 2024. Known for causing gastroenteritis, an inflammation of the stomach and intestines, norovirus presents with symptoms such as nausea, sudden and profuse vomiting, watery diarrhoea, and potentially. But it may take up to 10 days before you fully recover.
The main symptom of gastroenteritis is diarrhea, which may be accompanied by nausea and vomiting. Symptoms of norovirus can vary from person to person, but they generally include lots of gastrointestinal discomforts and inflammation of the stomach and intestines (gastroenteritis), according.