Diet loses weight quickly, but it is not fat, but most of the water, which is very bad for the body, prone to gastritis, hypoglycemia, anorexia, and even infertility. Exercise to lose weight is a healthy way to lose weight. It eliminates the excess toxins in the body, converts the heat intake during exercise into energy, and removes the garbage in the body. This will make the body healthier and there will be no fat accumulation. Because fat will burn automatically during exercise, but dieting will not burn fat.