The bowels (or intestines) carry out an important function for the body. The bowels filter out waste and other harmful materials. The colon then eliminates the accumulated fecal matter from the body through bowel movements. But a stagnant colon filled with feces does not function or move properly, causing constipation. The Mayo Clinic in its article "Constipation" defines the condition as fewer than three bowel movements a week. In many cases, a healthier lifestyle and diet prevents constipation or a sluggish colon. But to empty the bowels quickly employ other methods..