The concussion crisis

"Brings the explosive but largely invisible epidemic of concussions out of the shadows through stories of kids and pro ball players and doctors"-- "The first book to bring the silent epidemic of sports concussions out of the shadows, with dramatic true-life stories of victims---high school football players, college basketball stars, professional sports heroes---and the doctors and medical researchers who are unraveling the mysteries of concussions and crusading to prevent this devastating injury"--