Various types of potatoes. A staple food, or simply a staple, is a food that is eaten routinely and in such quantities that it constitutes a dominant portion of a standard diet for a given people, supplying a large fraction of energy needs and generally forming a significant proportion of the intake of other nutrients as well.
Constipation is defined medically as fewer than three stools per week and severe constipation as less than one stool per week. Constipation usually is caused by the slow movement of stool through the colon.
Stools get dry and hard to pass, causing constipation. The problem often happens because of a low-fiber or high-fat diet, lack of exercise, and not drinking enough fluids. Certain medications, not going when you feel the urge, laxative abuse, and pregnancy can also lead to constipation. Fiber Helps Relieve Constipation