english: In a nutshell, this research suggests that, among retired NFL players with three or more career concussions, the incidence of early-onset dementing disease is much greater than it is for the general population.
non_english: bu arastirmaya gore emekli olmus Amerikan futbolu oyuncularindan uc veya daha fazla beyin sarsintisi gecirmis olanlarda erken bunama gorulmesi nufusun geneline gore cok daha fazla.