History of The Football Helmet - Atavus
NFL helmet maker hopes to bring anti-concussion technology to US Army helmets
UAB and VICIS announce partnership to deliver safer football helmets - News
Riddell's Newest Helmet – The Concussion Blog
How Much Do NFL Helmets Cost?
How football helmets fail to protect against some of the most dangerous hits in the game - The Verge
Zero concussions for high school football team after trying new technology
New NFL quarterback helmet aims to help combat concussion effects
Everything you need to know about the NFL's helmet guidelines and restrictions - Canal Street Chronicles
Helmets protect athletes' skulls. Will the NFL use neuroscience to protect their brains?
$1.37 Million Awarded in HeadHealthTECH Grant Funding to NFL Helmet Challenge Applicants
NFL helmet maker helping curb soldiers' head injuries, Sports
Better helmets, sensored mouth guards part of effort to make football safer
Future of football safety could come down to research