Once in a while, an individual experiences constipation which is characterized by less frequent bowel movement, hard stool, pain while passing, bloating among other uncomfortable experiences. While to some people constipation is a once in a while non-major, to other it can be persistent to unbearable level. Research shows that these severe cases of constipation happen to 16% of adults. It also shows that women are more likely to experience constipation than men.