What is the Adjustable Aerobic Step? The Physio Room.com aerobic step provides a great way to work out in the comfort of your own home. Ideal for both beginners & experts, this aerobic step is easy to use & helps to tone your legs. Featuring a non-slip surface for peace of mind, this aerobic step means that you can easily adjust the height so you can gradually increase the intensity of your workout at a pace that perfectly suits you. When can I use the Adjustable Aerobic Step? Use the aerobic step anytime at home to get fit & tone your legs. How does the Adjustable Aerobic Step Work? The height of this aerobic step can be adjusted, which means that you can slowly increase the intensity of your workout.