In a single season, a professional football player could sustain up to 1,500 blows to his head. That's 1,500 helmets that would need to be replaced, just for one player. A group of researchers ...
students at Western Michigan University have come up with a device that can be implanted in a football helmet to monitor the severity and location of blows to the head. Student engineers have designed ...
当前正在显示可能无法访问的结果。
隐藏无法访问的结果