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When the game clock starts, football players aren\u2019t just heading out with their pads and a game plan. Technology like helmet sensors that track the hits players take are becoming more common, especially for young players. They\u2019re being used to figure out when a player might be at risk for a concussion or another brain injury. The data collected is helping researchers and doctors learn more about what happens to the brain over time. But could these innovations and research shape how we play football?\n\n\n\nFurther reading:\xa0\n\nTua Tagovailoa Is in the NFL\u2019s Concussion Protocols Again - WSJ\xa0\n\nSeverity, Not Frequency, Sets Football Injuries Apart - WSJ\xa0\n\nNFL and Nike Court a New Football Market: Girls - WSJ\xa0\n\nLearn more about your ad choices. Visit megaphone.fm/adchoices