New medical cooling cap for concussion to be used by Scarlets - Scarlets Rugby
Is the NFL making progress in tackling its concussion crisis? | Ars Technica
Guardian Cap debuts during minicamps in effort to reduce avoidable head contact
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Concussions: Can cap keep football players' heads in game? – Orange County Register
EUC USA Football "Heads Up" Concussion Health Fdn blue poly New Era 9Forty cap | eBay
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High schools try to cap concussions
NFL's use of Guardian padded helmet caps in camp draws support and skepticism - The Athletic
Can Guardian Caps Reduce Youth Football Concussions? | University Hospitals
Pro Tek Gel Concussion Cap | eBay
Amazon.com: Concussion Helmet
Guardian Caps | Guardian Sports
How to prevent concussions in football? Better helmets
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Can new technology help cut down on concussions? (video) - al.com
Guardian Caps | Guardian Sports
Guardian Caps | Guardian Sports
Guardian Caps data show more than 50% concussion drop among groups who wore them - Newsday
NFL says positions wearing Guardian Caps saw 52% decrease in concussions - NBC Sports
