Low-Impact Movement: It uses a sliding track for a zero-impact crawling motion that protects your wrists and knees.Spine and Back Relief: The gentle stretching action helps decompress the spine and relieve stiffness from sitting.Core and Waist Workout: It targets your abs, waist, and upper body through controlled sliding movements.Home-Friendly Design: Most versions are compact, feature padded supports, and include a simple timer or display