A Facebook link: Neuromuscular controlAging is associated with a progressive reduction in neuromuscular control, but it can be headed off. "A healthy nervous system is prized in China", Stephen Hwa Ph.D. Try an easy movement to test yourself: Raise your whole arm out to the side...easy? Now raise to the side and stop, note where your elbow is, hold it completely still and raise just the forearm...harder? Master Stephen Hwa: "Explanation is that you have to tune your neuromuscular control (using principles of Classical Tai Chi) so that you move one but not move the other".