One of the many consequences to cushioned running shoes is they cause a long-list of injuries, especially impact-related injuries. This is because the elevated cushioned heel coupled with the complete lack of ground-feel causes you to mistakenly over-reach with your foot at landing which causes your upper body (i.e. your center of mass) to fall back far behind initial foot strike position. This landing arrangement is the biggest contributor to a longer, more force-intensive brake period thats responsible for long bone injuries, such as shin and femur fracture as compared with running in more barefoot-like shoes. Read more here!