This New Concussion Cap Fits Inside Any Standard Helmet
A recent study co-authored by the NFL's chief medical officer found the benefits of Guardian Caps in reducing concussions are "uncertain." The study concluded there was no significant difference in ... 11Alive: Gwinnett County Public Schools will provide concussion caps to high school football players this fall, officials say Gwinnett County Public Schools will provide concussion caps to high school football players this fall, officials say USA Today: NFL touts Guardian Caps despite new study showing benefits are 'uncertain'
Football Helmet Concussion Prevention at Rickey Park blog
