David Bradbury-Squires Newfoundland and Labrador, Canada   Introduction  Concussions are complex, pathophysiological brain injuries that are induced by biomechanical forces1. Concussions affect a substantial portion of the population, as approximately 1.8 – 3.6 million concussions are diagnosed annually in the U.S.A. alone. This appears to be a conservative estimate as many concussions appear to be…