Isometric shoulder external rotation (against ball)

Isometric shoulder external rotation (against ball)

Sit or stand up straight next to a wall.
Keep your affected arm by your side and bend your elbow to 90 degrees.
Place a ball between the wall and back of your wrist.
Without moving your body, press the ball as if turning your forearm outwards.
Hold this position and then relax.

Required equipment: Wall, Ball - small
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