Alex Smith Is Wearing a New Helmet Designed to Reduce Concussions
These teams will be equipped with the same helmets as most NFL teams
Smart football helmet may help detect concussions
NFL helmet maker helping curb soldiers' head injuries
NFL helmet maker hopes to bring anti-concussion technology to US Army helmets
NFL: Concussions dropped by more than 50% among players who wore Guardian Caps during summer
Youth Football Helmet Ratings
Zero concussions for high school football team after trying new technology
NFL helmet maker partners with U.S. Army to research military head injuries - ESPN
The safest helmet in football is set to make its NFL debut next season