Design and Virtual Testing of American Football Helmets–A Review
Amid NFL-wide concussion concerns, 2 Bears embrace new kind of helmet - Chicago Sun-Times
Could This Helmet Save Football From The Sport's Concussion Problem?
First QB helmet designed to help reduce concussions approved
New Football Helmet Absorbs Impacts Like a Car Bumper To Help Prevent Head Injuries
Everything you need to know about the NFL's helmet guidelines and restrictions - Canal Street Chronicles
Football helmets have improved but are far from 'concussion proof' – San Bernardino Sun
How This New Football Helmet Is Designed To Protect The Brain
Kentucky high school football team wearing Vicis Zero1 helmet, the safest according to the NFL.
Smart football helmet may help detect concussions
Football helmet design can lower concussion risk, study finds
Revolutionary new ZERO1 football helmet already in play, said to help dramatically reduce concussions
NFL to prohibit use of certain helmets for 1st time
Alex Smith Is Wearing a New Helmet Designed to Reduce Concussions
Kickoff rule tied to fewer concussions in new research