Step Aerobics utilizes stepping up and down from a platform . Step Aerobics can offer a moderate- to high-intensity cardiovascular workout with low impact stresses . Intensity of the class can be individualized by changing the platform height and use of propulsion. when stepping up, do not allow any part of the foot to hang over the edge. When stepping down, step close to the platform and do not bounce or step on the balls of the feet . Make sure to step with the heel first when stepping up and down. Do not pound the feet on and off the platform . Do not constantly focus on the platform or drop the head too far forward while stepping . Do not step down with the back toward the platform. Maintain good posture with abdominal tucked in, back straight.