Regular bowel movement is an indication of robust digestion and metabolism. Constipation is when a person has less than three bowel movements a week or exceptionally difficult voiding of the bowel. The reason may be any of dehydration, lack of dietary fiber, physical inactivity or medication side effects.S T tablet which contains Triphala, Senna and Turpeth is a potent laxative that tackles constipation in a wholesome manner.