Brain Injury with Tammy Kirkwood

This new understanding of the physical damage to the brain and the time frame for recovery suggests athletes should not be cleared to play less than two weeks after a concussion and should probably be shelved much longer, said Alex Rauscher, an MRI scientist and Canada Research Chair in the department of pediatrics at the University of B.C.

http://www.theprovince.com/technology/researcher+scanning+technique+sheds+light+damage+done+brain+concussion/11766573/story.html