Research initiatives to make players safer on and off the field have been in development for the past decade at many universities, including Wake Forest University, UNC Chapel Hill and Virginia Tech. All have worked on the development of helmet sensor technology to help detect traumatic head injuries, as they happen.  However, not everyone thinks helmet sensors are the answer to preventing head injuries.

"Helmets are not going to prevent concussions," said Dr. Fred Mueller, director of the National Center for Sports Injury Research at UNC Chapel Hill. "If you had an athletic trainer in every high school and middle school in the state, it would help a lot. The problem is the funding is just not there."

Read more: http://www2.journalnow.com/news/2011/jul/11/wsmet01-researchers-creating-a-safer-helmet-ar-1195836/