High Quality Content by WIKIPEDIA articles! Player safety in American football has been a major controversial subject over the years, with the main concern being concussions, a type of traumatic brain injury that have been known to be one of the influences for player suicides and other symptoms after retirement including memory loss and depression. In 2007, the National Football League conducted a study consisting of more than 2,500 retired NFL players, which revealed that the players who have had at least three concussions during their playing careers would have tripled the risk of depression. Five years after the NFL's study, the Canadian Football League conducted a study with six CFL players, and later found chronic traumatic encephalopathy (CTE) in three of the players. In 2012, a study revealed players have triple the risk of having neurodegenerative diseases than the general population. Данное издание представляет собой компиляцию сведений, находящихся в свободном доступе в...

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