Why helmets don’t prevent concussions -- and what might | David Camarillo

What is a concussion? Probably not what you think it is. In this talk from the cutting edge of research, bioengineer (and former football player) David Camarillo shows what really happens during a concussion — and why standard sports helmets don’t prevent it. Here’s what the future of concussion prevention looks like. TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world’s leading thinkers and doers give the talk of their lives in 18 minutes (or less)