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.
Constipation is a cause of bloating but does not increase either burping or gas symptoms. Constipation can occur when stools are hard and very difficult to pass. Constipation can be painful and your stomach may feel tender to the touch. You might also notice that you feel full and your stomach is somewhat distended.