“My tummy hurts” is one of the most common complaints of childhood. Yet for up to 25 percent of school-age children, ongoing abdominal pain is serious enough to interfere with school, playtime and family life. In most of these cases, there are no medical problems– and reassurance and support are all the child needs. For children whose pain persists, however, a new review of the research suggests that cognitive behavioral therapy (CBT) can help.