From Football and the WWE to the World of Concussion

Chris Nowinski learned the hard way that the number of hits to the head is not the same as the number of concussions. His mission is now to share what he has learned about sports and brain trauma.

See all videos with Christopher Nowinski.

Posted on BrainLine September 20, 2012.

Produced by Victoria Tilney McDonough and Erica Queen, BrainLine, and Dan Edblom.