Helmet maker Riddell scores another touchdown in ex-students' concussion lawsuit | Reuters
Revolutionary new ZERO1 football helmet may help NFL players reduce concussions | Fox News
Concussion-Sensing Helmet | MIT Technology Review
Helmet heads: Soccer headgear has skeptics, believers
Helmets, mouthguards: Is there 'concussion-proof' equipment for fall sports? | Rothman Orthopaedic Institute
Do helmets protect against concussion? - Queensland Brain Institute - University of Queensland
Wes Welker returns from concussion with new helmet - ProFootballTalk
Football helmet impact location, possible factor in mTBI - MEA Forensic
What are Guardian Caps? NFL players sport specialty helmets for 2022 minicamp | Sporting News
Puffy Guardian Caps Could Reduce NFL Player Concussions | HowStuffWorks
Guardian Cap debuts during minicamps in effort to reduce avoidable head contact
Guardian Caps - Are the soft-shelled football helmet covers effective at limiting head injuries?
NFL Says Regular Season Concussions Rose 18%
Flexible NFL helmet aims to reduce head injuries
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New Riddell SpeedFlex football helmet pits technology vs. concussions - SBNation.com
What would an anti-concussion helmet look like?
Guardian Cap - Soft-Shell Protective Helmet Cover
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Practice helmets worn to reduce concussion risk
This Helmet Will Save Football. Actually, Probably Not. - The New York Times
Guardian Caps | Guardian Sports
Football helmets have improved but are far from 'concussion proof' – Press Enterprise
NFL: Concussions dropped by more than 50% among players who wore Guardian Caps during summer - CBSSports.com
/https://www.thestar.com/content/dam/thestar/sports/hockey/2011/03/11/hightech_helmets_result_of_search_for_concussionproof_solution/helmetairbags.jpeg "High-tech helmets result of search for concussion-proof solution | The Star")
High-tech helmets result of search for concussion-proof solution | The Star
How specialized football helmets are impacting concussions in the sport | WEAR
