The Super Bowl is around the corner, and concerns over the effects of repeated traumas to the head are in the spotlight. And some research suggests that *less* protection might actually prevent injuries.

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Bills Win First Game After Damar Hamlin's Cardiac Arrest
Bills players held up three fingers in recognition of defensive back Damar Hamlin, who wears the number 3 on his jersey, as the crowd chanted "Hamlin! Hamlin!" Hamlin is recovering in a Cincinnati hospital after going into cardiac arrest at a game on Monday.
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