What Are The Symptoms Of The Stomach Bug 2024. The main symptoms are nausea, vomiting, diarrhea, and/or stomach cramping. The most common symptoms of norovirus are diarrhea, vomiting, stomach pain, and nausea.
Symptoms usually begin 12 to 48 hours after exposure โ these are often. The main symptom of gastroenteritis is diarrhea, which may be accompanied by nausea and vomiting.