Coverage of the NFL in Guardian Caps
The story behind those soft-shell puffy Guardian Caps players have been wearing
Concussions in NFL are up again after two seasons of declines - The Washington Post
Concussions among players who wore Guardian Caps over summer dropped more than 50%, NFL says - ESPN
Guardian Caps - Are the soft-shelled football helmet covers effective at limiting head injuries? - ESPN
Chicago Bears: Why players are wearing padded helmets
This might be a dumb question, but why do they wear these extra pads on their helmets for camp but remove them for games? : r/KansasCityChiefs
First Call: Chase Claypool, Damar Hamlin starting to pop in camps; replay rule change; Guardian Caps in games?
NFL on FOX - Guardian caps have significantly helped with the players health and safety during training camp this season. 🙏
Padded helmet cover shows little protection for football players - Scope
High school football teams go soft in the fight against brain injuries
Why Alabama football players are wearing padded helmets in practice
NFL Football HowStuffWorks