Nutrition

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which is soon followed by a drop in blood sugar which
is interpreted by the body as a craving for more sugars. This sugar low may
also result in fatigue, dizziness, nervousness, and headache. However, not all
carbohydrates do this. Most fruits, vegetables, legumes, and whole grains are
digested more slowly. Fats, which are lipids, are the source of energy that is
the most concentrated. Fats produce more that twice the amount of energy that
is in carbohydrates or proteins. Besides having a high concentration of energy,
fat acts as a carrier for the fat soluble vitamins, A, D, E, and K. Also, by
helping in the absorption of vitamin D, fats help make calcium available to
various body tissues, in particular, the bones and teeth. Another function of
fat is to convert carotene to vitamin A. Fat also helps keep organs in place by
surrounding them in a layer of fat. Fat also surrounds the body in a layer that
preserves body temperature and keeps us warm. One other funct...