|ESPN.com: NFC North||[Print without images]|
|Quickness helped make Jahvid Best an attractive prospect, one the Lions couldn't pass on in 2010.|
|The gamble by the Lions and coach Jim Schwartz to draft Jahvid Best hasn't worked out.|
"Our results suggest that college football players with a history of concussion are likely to have future concussive injuries. We observed an increase in the likelihood of recurrent injury with each successive previous injury."