Chronic Constipation

The chronic constipation can happen due to Antacid medicines containing calcium or aluminum, Changes in your usual diet or activities, Colon cancer, Eating a lot of dairy products, Eating disorders, Irritable bowel syndrome, Neurological conditions such as Parkinson's disease or multiple sclerosis, Not being active, Not enough water or fiber in your diet, Overuse of laxatives, Pregnancy, Problems with the nerves and muscles in the digestive system, Resisting the urge to have a bowel movement, Some medications, Stress, Under active thyroid (hypothyroidism).