The NFL hosted their very first Veterans Combine, in Arizona, this past March. The combine included some players who, despite suffering concussions in their career, are working to return to the very game that caused those injuries. However, NFL players aren’t the only ones impacted by this ongoing concern in the sports world. From high school to the NFL, current and former players, as well as coaches, weigh in on how brain injuries have changed the game at all skill levels.