First QB helmet designed to help reduce concussions approved – KGET 17
More padding the issue of concussions and better helmets
New Player-Specific Football Helmets Could Reduce Head Trauma
Football's Concussion Crisis Is Awash With Pseudoscience
Magnets in helmets might make football safer
Guardian Caps - Are the soft-shelled football helmet covers
3 Ingenious innovations from the NFL's Helmet Challenge
Football helmet with liquid padding may prevent concussions
Concussion prevention: Q-collar can reduce brain injury - Sports
Lehigh grad launches tamper-proof concussion sensor that may be
Football helmets don't provide much protection from concussions