The career of the professional athlete comes with an expiration date. At some point, it takes a little longer to round those bases. The points are scored less frequently. The knees ache sooner than they used to.
It's at that time that the athlete has to leave the field and find other pursuits. Unfortunately, many athletes don't think this far ahead, and they have a hard time figuring out what to do with the next part of their lives.
Luckily, some athletes have planned ahead, and have found other professional avenues to pursue when they reach the ripe old age of 30. What follows is a list of 10 of them, some of whom left sports for good, and some of whom are still playing. But what they all have in common is that they started their own small businesses and found new success.
Read ahead to see who they are. For the full list click over to CNBC.
The Profit, a reality series with multimillionaire Marcus Lemonis turning around struggling companies, premieres on CNBC Prime on Tuesday, July 30, at 10 p.m ET/PT.