How a 12-Ounce Layer of Foam Changed the NFL
Briefly

Despite looking slightly ridiculous, the Guardian Cap has proven effective in reducing head injuries by approximately 50% during NFL training camps since its introduction.
Kylen Granson noted, "Even if it looks kind of silly, it's worth it," highlighting the players' acceptance of protective gear for safety over aesthetics.
The NFL has introduced Guardian Caps for optional game use, reflecting a shift towards prioritizing player safety amidst growing concerns over concussions and head injuries.
Read at WIRED
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