Concussions ended his promising NFL career, so he became an
Jahvid Best injury: Lions RB not cleared to return by doctors - SB
Ex-NFL player Jahvid Best enjoys Olympic experience
NFL says it's winning the battle against concussions – The Denver Post
What's Next for Jahvid Best After Release from Detroit Lions
Ex-player suing NFL and Riddell
No pads? No problem for ex-Lion Jahvid Best, who retired with head
NFL Concussions: The 2013-14 Season In Review
Concussions Ended Jahvid Best's Football Career, Not His Olympic
NFL to employ concussion specialists
Concussions ended his promising NFL career, so he became an
NFL Concussions: The 2013-14 Season In Review
Concussions ended his promising NFL career, so he became an