Diarrhea is defined as watery stool, increased frequency of bowel movement, or both. It's a common problem that may last a few days and disappear on its own.
Chronic diarrhea may indicate a larger health problem. If your child has diarrhea for more than a few days, consult your doctor.
How Children's approaches diarrhea
The Center for Motility and Functional Gastrointestinal Disorders at Boston Children's Hospital conducts ongoing studies for the treatment of different gastrointestinal diseases, including chronic diarrhea.