You have a client who began running at 11 years old and is now 54. Given what you know about aging and run training, would you change his training and, if so, how? Yes; Tell them to eat more carbohydrates between hard workouts. No; Tell them age has a minimal impact on his ability to run and improve. No; Have them consistently run at a lower percentage of max heart rate. Yes; Plan more recovery time between hard workouts