Study of Former NFL Players Shows Risks for Brain from Youth
CTE in 99% of former NFL players' brains in new study - Sports
Head to Head: The National Football League & Brain Injury
New Study Finds Brain Damage in Living Ex-NFL Players
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Football Leads To An Early Death? If Only It Were That Simple
Football-related head injuries causing concern among Arizona parents
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Brain condition CTE seen in H.S. football players: study
Youth football tied to emotional issues in adulthood in new study
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