A hyperextension bench, also called a Roman chair, allows users to perform back extensions and glute-ham raises. Facing down with hips supported, users lower and raise the torso to strengthen the erector spinae, glutes, and hamstrings. This strengthens the posterior chain, improves posture, and may help prevent lower-back pain from prolonged sitting. It is also useful for athletes who want to improve sprinting and jumping power. Adjustable pads accommodate different hip positions and range-of-motion needs, making it suitable for beginners and advanced trainees.