New tests for helmets: Safety standards may be raised to make sports safer
New helmet standard to address concussion prevention
A football helmet designed just for linemen arrives. Now will it catch on? - The Athletic
Akron Company Tests Hedgehog Quill Tech To Prevent Concussions
Jeremy Repanich: Helmets alone won't save football from concussions - Sports Illustrated
UC engineer examines concussion risk with helmets
New Smart Helmet Could Spot Concussions in Real Time
Football helmet with liquid padding may prevent concussions
CU Denver Startup is an Awardee of NFL Helmet Challenge - CU Denver News
How This New Football Helmet Is Designed To Protect The Brain
How are H.S. football helmets tracked & managed? Investigation reveals lack of uniformity
Guardian Caps Guardian Sports
Padded helmet cover shows little protection for football players - Scope
The Coat of Arms Added Protection or False Security: Football Tests New Guardian Caps to Prevent Concussions