Stomach Bug 2024 South Africa. The most common symptoms of norovirus are diarrhea, vomiting, stomach pain, and nausea. This article examines the symptoms and causes of stomach flu in adults and children, its contagiousness, recommended methods and home remedies for treating and preventing stomach flu, and when.
Most cases are easily treatable and resolve in one to three days. Norovirus symptoms typically include diarrhea, vomiting, nausea and stomach pain.