Fats, or 'lipids' are like raw chicken fat, a greasy, yellowish substance that is translucent. At room temperature, fats that are liquids are often referred to as oil. In the body, they are stored in special cells named 'adipose' cells, which are located under the skin and near the vital organs of the body, where it serves to cushion the organs and bones and to provide insulation from the cold. Fat cells are everywhere in the body, however, they are mostly in the abdomen, upper arms and thighs, buttocks, and sometimes the cheeks and chin.
Body fat is the easiest to store, yet the hardest to lose. When stored, the fat gives energy to do work, power activities, keep the body warm, and keep a constant temperature. Fat is also good for making cell membranes, hormones, and prostaglandin. You could also think of fats as a 'fuel' to heat your body.
Most every food has fat. Some examples of foods with saturated (full) fat are soybeans, sunflowers, safflowers, rapeseed (canola), linseed, rice bran, and peanuts. Some examples of unsaturated (empty) fat are oilseed oil, corn oil, milk, butter, margarine, salad dressing, sugar, honey, candy, jam, jelly, soft drinks, and tallow (A type of beef fat used mainly in candle making but can also be put into foods).
If you were to not have your fat, you would grow weak, unhealthy, lazy, and skinny. You would not want to move from anywhere and be aggressive. If you were not to eat fat, you would have to be a vegetarian. Only certain vegetables do not have fat, such as celery and broccoli. Yet even those 'healthy' vegetables, and all foods, can be 'fattening' if you do eat too much. If you were to not have your fat, you would not have any...