Building upon the foundation established in Stage 1, Coach Greg McMillan provides the next level of development for the runner’s core. These exercises are advanced movements that are a greater challenge for the well established athlete. In the sample clip you will see how leg movements and balance work are incorporated into the standard "plank" routine. There is no doubt that if you commit to this type of training three or more days each week there will be a significant improvement in your core that will allow you to better maintain posture needed to create maximum force in your running.