male track and field athlete control participants (mean [SD] age, 28.54 [2.2] years) were
recruited during the 2013/2014 season of American football in Israel. Exclusion criteria
included previous psychiatric/neurological disorders. The study was approved by the Soroka
University Medical Center Helsinki institutional review board, and all participants gave
written informed consent. After at least 2 months of training and competing, all participants …