Each year tons of running advice is dispensed citing new scientific findings, new equipment or new tactics that can help you run further and faster, well into your Golden Years. What could be better, right? Except sometimes in the excitement to integrate these breakthrough strategies into training programs, runners lose sight of the fundamentals - and end up on the sidelines with a bag of ice under their heel. So next time you want to incorporate fartleks, plyometrics or VO2Max drills into your training, do it. But don't forget the basis upon which all successful training regimens are built: a healthy, intricate network of 52 bones, 66 joints, 214 ligaments and 38 muscles, otherwise known as our feet.