Stomach Bug May 2025 Symptoms. You're likely to have norovirus if you: Symptoms of norovirus can vary from person to person, but they generally include lots of gastrointestinal discomforts and inflammation of the stomach and.
Your healthcare provider will help determine which one is best for you while keeping the following in mind:. The main symptom of gastroenteritis is diarrhea, which may be accompanied by nausea and vomiting.