“It only requires that you stop a skilled person from systematically firing his or her circuit for a mere thirty days. Their muscles won’t have changed; their much-vaunted genes and character will remain unaltered; but you will have touched their talent at the weakest spot in its armor. Myelin, as Bartzokis reminds us, is living tissue. Like everything else in the body, it’s in a constant cycle of breakdown and repair. That’s why daily practice matters, particularly as we get older. As.”
