Sit or stand for this exercise.
Rest your arms down by your sides with your palms facing forwards.
Bend your elbows, bringing your hands towards your shoulders throughout the full range of motion.
Control the movement as you steadily return your hands to the start position.
Next, turn your palms inwards to face towards your thighs, and repeat.
Finally, turn your palms to face behind you, and repeat.
Control the movement as you lower your arms back down to your sides.
Pause, and then repeat this sequence.