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 when you have infrequent bowel movements and stool that may be hard, dry, and difficult to pass. You may also have stomach cramps, bloating, and nausea when you are constipated. Cancer treatments such as chemotherapy can cause constipation.