Fat is stored so that when the food supply is scarce, the body can use body fat to survive. In people must be careful if dieting and starving yourself, as when you begin to eat a regular diet again, it will store as body fat because the body is in starvation mode. Also, the increase in body fat, such as bears, for hybernation, fat is an insulator, and keeps you warmer. That is why so many people store fat in colder climates and have more weight problems. Natural response to the cold