Apr 22 0 Upper Back Pain & Posture Relief. Wall Fly Stretch. Euclid Chiropractic Posted by Admin WATCH the full video. Need help with upper back/shoulder/neck pain? Hunchback posture? This stretch will help! During the stretch: -Stand against a wall. -Keep elbows tucked in. -Pinch the shoulder blades together. Start with holding the stretch for 5 secs, 5 times. Then increase the time by another 5 seconds as you build flexibility and strength; and see your posture improve. Here are more Posture Exercises on YouTube http://bit.ly/2OVF4YJ ?