NFL 2023 Season Guardian Caps Mandate Supported By 52% Concussion Drop – Sports Techie
NFL exec suggests Guardian Caps worn to protect players during practices could one day debut in games
Arizona Cardinals defensive end J.J. Watt not fan of the new league-mandated Guardian Caps on helmets
Guardian Cap Use a Concern for Watt, Saleh Early in Training Camp - Sports Illustrated
NFL says positions wearing Guardian Caps saw 52% decrease in concussions - NBC Sports
What Pros Wear: Guardian Caps What are Those Helmet Covers Being Worn in Practice? - What Pros Wear
Why are NFL players wearing padding on helmets at training camp?
Padded helmet cover shows little protection for football players
NFL mandates extra head protection for training camp
If a player wanted to wear a Guardian Cap during a game, the league would prohibit it - NBC Sports
Guardian Caps - Are the soft-shelled football helmet covers effective at limiting head injuries? - ESPN
NFL hopes to reduce head injuries with helmet experiment