/cdn.vox-cdn.com/uploads/chorus_image/image/30673345/speedflex_quarter_view_lr__2_.0.jpg "New Riddell SpeedFlex football helmet pits technology vs. concussions - SBNation.com")
New Riddell SpeedFlex football helmet pits technology vs. concussions - SBNation.com
How a game-changing helmet design could prevent concussions - WINK News
Guardian Caps | Guardian Sports
This Helmet Will Save Football. Actually, Probably Not. - The New York Times
New Smart Helmet Could Spot Concussions in Real Time | Columbia Magazine
First QB helmet designed to help reduce concussions | Sports | miamitimesonline.com
Flexible NFL helmet aims to reduce head injuries
NFL, NFLPA approve concussion-reducing helmet for quarterbacks
Guardian Caps - Are the soft-shelled football helmet covers effective at limiting head injuries? - ESPN
AFL & Rugby Helmets | N-Pro – N-Pro Australia
Puffy, spongy Guardian Caps could help curb NFL head injuries - The Washington Post
NFL helmet maker hopes to bring anti-concussion technology to US Army helmets
Guardian Cap debuts during minicamps in effort to reduce avoidable head contact
Football helmet impact location, possible factor in mTBI - MEA Forensic
Puffy Guardian Caps Could Reduce NFL Player Concussions | HowStuffWorks
What would an anti-concussion helmet look like?
Riddell launches Axiom, latest helmet to combat concussions
Helmets, mouthguards: Is there 'concussion-proof' equipment for fall sports? | Rothman Orthopaedic Institute
/cloudfront-us-east-1.images.arcpublishing.com/gray/TLW47ZXAM5FKDCVZNGQMMRQS6M.jpg "APEX helmet designed to protect players")
APEX helmet designed to protect players
/cdn.vox-cdn.com/uploads/chorus_asset/file/24582902/1450202884.jpg "First quarterback-specific helmet designed to reduce concussions approved for use by NFL - The Phinsider")
First quarterback-specific helmet designed to reduce concussions approved for use by NFL - The Phinsider
Do equestrian helmets prevent concussion? A retrospective analysis of head injuries and helmet damage from real-world equestrian accidents | Sports Medicine - Open | Full Text
Football's Concussion Crisis Is Awash With Pseudoscience | WIRED
Football helmets have improved but are far from 'concussion proof' – Orange County Register
Football Helmets and Concussion: Equaling the Playing Field - Advancing Your Health
/cloudfront-us-east-1.images.arcpublishing.com/gray/O25YL3EJFVLGLHDWQ72VXV7RWM.jpg "Practice helmets worn to reduce concussion risk")
Practice helmets worn to reduce concussion risk
Helmet maker Riddell scores another touchdown in ex-students' concussion lawsuit | Reuters
