We instinctively "try" and discover our motor control as babies, depending on how much feedback we get the movement. Unsurprisingly, hands are very popular. O

We instinctively "try" and discover our motor control as babies, depending on how much feedback we get the movement. Unsurprisingly, hands are very popular. Other things like proprioception of our backs and general posture can go unnoticed even as adults. I.e. it takes careful focus and training to [re]learn how and what to move.