"In your shoulder, you can combine abduction, adduction, flexion and extension and produce a movement called circumduction. Whee!" Mann said, swinging his arm in a circle. "Do you know how many ...

This occurs at the hip and shoulder, returning the arms and legs back to their original position from a jumping jack movement. Circumduction – this is where the limb moves in a circle.

This occurs at the hip and shoulder, returning the arms and legs back to their original position from a jumping jack movement. Circumduction – this is where the limb moves in a circle.