Hershel Walker (running back), Mike Webster (center), Tony Dorsett (running back), and Junior Seau (linebacker)—these men shined like stars under the lights of NFL stadiums across the country. But what was life after football like for these men? Hit after hit, tackle after tackle, down after down these men suffered few to many concussions throughout their careers. Traumatic brain injuries, like those suffered by so many professional football players, have the ability to alter not only life but also the personalities of those affected. Since its start in the mid 1800s, football has been one of the top sports, along with hockey and boxing, associated with concussions.…