Ajouter une intrigue dans votre langueA documentary that follows football player and pro-wrestler Chris Nowinski's quest to uncover the truth about the consequences of sports-related head injuries.A documentary that follows football player and pro-wrestler Chris Nowinski's quest to uncover the truth about the consequences of sports-related head injuries.A documentary that follows football player and pro-wrestler Chris Nowinski's quest to uncover the truth about the consequences of sports-related head injuries.