1. Two Drugs Show Promise Against Severe Constipation - US News and World Report
By Ed Edelson HealthDay Reporter WEDNESDAY, May 28 (HealthDay News) -- Two new medications offer hope for the most severe forms of constipation. Almost 15 percent of Americans are constipated at any given time, said Dr. Michael Camilleri, lead autho...

2. Constipation  (Trust Mark: Doctor-Reviewed)
Constipation refers to infrequent or hard stools, or difficulty passing stools. Constipation may involve pain during the passage of a bowel movement, inability to pass a bowel movement after straining or pushing for more than 10 minutes, or no bow...• 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.

3. 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