Luke Kuechly Wearing A Device To Help Prevent Concussions
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Peyton Football blazes a trail, outfits all its players with Q
Q-Collar helps Texas guard Audrey Warren hampered by concussions
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Hard-to-see experimental device Luke Kuechly wears on field might
Q-Collar Provides Head Protection - ASME
Will This Device Protect Athletes' Brains, or Only Make Them Think
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What is the Q Collar, the device NFL players are wearing around