Trek's New Bontrager WaveCel Helmet 48x Less Likely to Get Concussion
Technological Innovations are Promoting Concussions Awareness
The future of football helmets is driven by innovation and a startup culture - The Athletic
Report warned Riddell that no helmet could prevent concussions but NFL's helmet-maker marketed one as such anyway - ESPN
A smart helmet design that cushions you from concussion
This Flexible Football Helmet Absorbs Hits Like a Car Bumper
Football Concussions: Prevention, Diagnosis & Recovery
Football helmet - Wikipedia
This Flexible Football Helmet Absorbs Hits Like a Car Bumper
Biomechanics, Free Full-Text
Innovation produces football's helmet of the future
New helmet design can deal with sports' twists and turns