Think about some experiences you've had as a passenger in a car. I'm sure you've been relaxing maybe even snoozing and the driver all of a sudden slams on the brakes. You get jolted forward. Or, maybe the driver takes a sharp turn and your body gets shoved toward the side door. You will likely resist getting tossed around but you will still feel the g-like force. In a True Swing, the body (legs, pelvis, torso) is the "engine" or "driver" of the swing, and the arms, hands