Weight lifting can tone or bulk up the muscles as used. The exercise is quite beneficial to personal health. Increased endurance of the body allows you to work harder and longer before becoming exhausted, and the declines in strength, bone density, and muscle mass often seen while aging can be reversed. Not only will you stay strong as you age, but maintaining flexibility in the joints and better manage body fat. Weight training can be dangerous if the right equipment is not used while you work. Lifting Belts increase abdominal pressure so that the spinal column is supported.