Gastroenteritis is inflammation of the stomach and intestines. It can cause symptoms ranging from mild to severe.

Where is gastroenteritis most common?

Viral gastroenteritis commonly causes nausea, vomiting, diarrhea, anorexia, weight loss, and dehydration. Isolated cases can occur, but viral gastroenteritis more commonly occurs in outbreaks within close communities such as daycare centers, nursing facilities, and cruise ships.

What organs are affected by gastroenteritis?

Gastroenteritis is an inflammation of the gastrointestinal tract in both the stomach and the small intestine.