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.
When the colon's muscle contractions are slow or sluggish, the stool moves through the colon too slowly, resulting in too much water being absorbed. Some of the most common causes of constipation include the following: Medications. Lack of exercise. Not enough liquids. Not enough fiber in the diet. Irritable bowel syndrome
Harmless Causes Of Black Or Dark Stool. A black stool caused by food, supplements, medication, or minerals (but not blood) might be called false melena.. The stool might be black, but it doesn't actually contain any blood. Iron supplements, taken by many women to combat iron-deficient anemia, may cause stools to be black or even greenish in color.