Constipation is a disease of various symptoms, including infrequent bowel movements, hard stool, pain and distress to defecation, and other symptoms such as: a long time to defecate,  feeling of distented rectum, feeling to defecate just after a few minutes of the last defecation, removing stool with the help of fingers and having less than 2 bowel movements in 1 week and even having no feeling of defecation.