Thoracic Rotation: An easy exercise for your upper and mid-back. No equipment required!
Thoracic Rotation
Begin on your hands and knees and shift back so that your buttock is on your heels. Place one hand behind your neck with your elbow pointing downward. Rotate your trunk to move your elbow towards your opposite knee. Rotate back, raising your elbow toward the ceiling. Repeat three sets of 10 repetitions on each side twice per day or as directed.