Super Bowl: How to Make Football Safer
Light helmet design's effectiveness pits company versus NFL, NFLPA and their testing - The Athletic
How to keep your delicate brain safe - BBC Future
Pegasus Sports unisex Hover Helmet, Team Color, One Size US : Sports & Outdoors
Jeremy Repanich: Helmets alone won't save football from concussions - Sports Illustrated
Science of concussion safety
Guardian Caps - Are the soft-shelled football helmet covers effective at limiting head injuries? - ESPN
Helmet market, with deep Detroit ties, in arms race
Explaining NFL's new helmet rule: FAQs about league's 'culture change'
Football Players Drill Without Helmets To Curb Concussions : Shots - Health News : NPR
Gallaudet University to play with new helmet tech developed by AT&T
We Can Make Football Safer - Scientific American
Building a Better Helmet for a Dangerous Game