It's become more common in recent years to see NFL players wearing Guardian Caps on the field. Here's how they work.

New helmet protection arrived to the National Football League. The NFL announced before the 2024 season that Guardian Caps could be worn by players during regular-season games, a first for the league.

As we near the halfway point of the NFL season, the league is working to make the game safer. Through the NFL Helmet Challenge, the league has recently awarded three teams of engineers $1.55 million ...