Revolutionary new ZERO1 football helmet may help NFL players reduce concussions
Puffy, spongy Guardian Caps could help curb NFL head injuries - The Washington Post
ESU Alumni Herald Fall/Winter 2017 by East Stroudsburg University of Pennsylvania - Issuu
Could Low-Intensity Exercise Help Concussion Recovery? - Penn Medicine Lancaster General Health
Laboratory Evaluation of Shell Add-On Products for American Football Helmets for Professional Linemen
NFL hopes to reduce head injuries with helmet experiment
Laboratory Evaluation of Shell Add-On Products for American Football Helmets for Professional Linemen
This Flexible Football Helmet Absorbs Hits Like a Car Bumper
Defend your Head introduces foam shell for football helmets to reduce head trauma - Philadelphia Business Journal
Pennsylvania businesses look to grow while helping protect against sports concussions
Football helmets don't protect against concussion — and we're not sure what does
How Concussions and Injuries Have Transformed Football