1. Childhood Constipation Carries a Big Price Tag - US News and World Report
Study estimates US treatment costs at $4 billion, similar to asthma

2. Constipation's Many Causes and Cures
Poor diet, medication and nerve-and-muscular dysfunction can create problems

3. Constipation : Common Causes  (Trust Mark: Doctor-Reviewed)
Constipation is most often caused by a low-fiber diet, lack of physical activity, not drinking enough water, or delay in going to the bathroom when you have the urge to defecate. Stress and travel can also contribute to constipation or other chang...• Reviewer: Linda Vorvick, MD, Seattle Site Coordinator, Lecturer, Pathophysiology, MEDEX Northwest Division of Physician Assistant Studies, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

4. Constipation  (Trust Mark: Doctor-Reviewed)
Constipation is an acute or chronic condition in which bowel movements occur less often than usual or consist of hard, dry stools that are painful or difficult to pass. Although constipation is a relative term, with normal patterns of bowel moveme...• Author: Judith Sims, Maureen Haggerty