Prone Shoulder Horizontal Abduction With External Rotation

1. Lie on stomach on bed with involved arm out to the side, off edge of bed and elbow bent to 90° with thumb toward the body.

2. Squeeze shoulder blade toward spine and downward.

3. Rotate forearm upward.

4. Return to start position and repeat.

5. Do 3 sets of 10 repetitions, 1 time a day.

6. Special instructions

a. Do not let shoulder blade move when lifting forearm.

Courtesy of Tomah Memorial Hospital, Department of Physical Therapy, Tomah, WI; Elizabeth C.K. Bender, MSPT, ATC, CSCS; and Whitney Gnewikow, DPT, ATC.