A fatty substance found in the cells of humans and animals. Cholesterol helps form hormones, cell membranes and other life-enhancing substances, but the body is able to manufacture all it needs naturally, and too much can clog arteries and interfere with health. An acceptable cholesterol reading is between 150 and 200. That's equivalent to about 3.9 to 5.2 in the Canadian system. A compound containing glycerol and fatty acids.
Fats serve as a concentrated source of energy for muscular work.
Fat is stored very efficiently by the body, so excess fat can cause obesity and interfere with health. Types of fat found in the body. Fatty acids are necessary for healthy skin, blood, arteries, nerves and normal growth. Food Guide Pyramid. The muscles located on the back of the thighs.