EXPLAINER: NFL using helmet caps for player safety, research
Puffy, spongy Guardian Caps could help curb NFL head injuries - The Washington Post
Park High School football blazes safety trail with Guardian Caps
Florio PFT] The Guardian Cap apparently works. But if a player asks to wear it in a game, the league would say no. : r/nfl
Padded helmet cover shows little protection for football players - Scope
KTTC In-Depth: Guardian Caps in high school football
Guardian cap' to prevent head injuries mandated for practices, CFL says
Florio PFT] The Guardian Cap apparently works. But if a player asks to wear it in a game, the league would say no. : r/nfl
So what exactly is that black padding on the Syracuse football helmets seen during practice?
Looking at the NFL's history of concussion failure after Tagovailoa scare – CNS Maryland
What are Guardian Caps? NFL's latest padded helmets for added safety