X11638 (12/2019) ©AAHC Thoracic. Thoracic Home Exercise Program. 1. Bridging. Laying on your back, knees bent with feet flat on the floor, arms along . side resting on the floor, tighten your abdominals to stabilize your low back. Raise your buttocks off the floor as you press your arms into . the floor. Hold this position times/day. seconds ...