The zero gravity position cradles your back and elevates your legs above your heart, which is the position that doctors recommend as the healthiest way to sit. Easy ingress and egress are achieved with the extended range of motion in the upright position. Exclusive Features Patented Orthonomic™ body frame with built-in lumbar curve. Extra wide legrest provides maximum comfort. The hand carved and finished base is pleasing to the eye, and constructed for years of use. The brake control system is easy to use and extremely reliable. Wedge-shaped, adjustable headrest cushion provides comfort for your head and neck. The adjustable headrest feature allows you to customize the optimum angle of comfort to maximize neck support while reading or watching television. Exclusive guide rail system for smooth recline motion and position control.