Lying Shoulder External Rotation

Instructions

1. Lie on your side with the top elbow bent to 90 degrees, forearm resting on your torso.
2. Keep the elbow pinned to your side and rotate the forearm upward away from the body.
3. Lift until the forearm is vertical or your shoulder's comfortable end range.
4. Lower the forearm back to the starting position under control.
5. Complete all reps on one side, then switch.