Aerobic Stepper Machines are absolutely fantastic for improving your fitness levels. The form of exercise that they provide involves a natural range of movement and is low impact. Whereas using a treadmill, on the other hand, is a more intensive form of exercise which is harder on the joints and back especially when running on one. Compare the best Aerobic Steppers right here. Buy a cheap aerobic step – it’s a fun way to burn fat and shed hundreds of unwanted calories.