More padding the issue of concussions and better helmets
What are Guardian Caps? Shadow Hills football using new device to
Puffy, spongy Guardian Caps could help curb NFL head injuries
Ohio State Aiming To Reduce Head Injuries With Guardian Caps
NFL: Concussions dropped by more than 50% among players who wore
Guardian Caps added to help reduce football concussions - The
Puffy, spongy Guardian Caps could help curb NFL head injuries
Concussions: Can cap keep football players' heads in game
Guardian cap' to prevent head injuries mandated for practices, CFL
NFL players wear Guardian Caps to reduce head trauma during
Ohio State Aiming To Reduce Head Injuries With Guardian Caps