We now know from the previous post that "no one runs until they fall," but surely that can't be all there is to it. Well, there is one more thing. Let's pull together the all remaining coaching components attached to running form and find out precisely what it is.
Opinions abound with regard to the propulsive phase in running. Where and how it happens continues to fuel heated exchange between authorities, with perhaps their sole agreement being that it occurs during ground contact.