Should I Play or Should I Go? Evaluating the 10 Major Leaguers over 40

Baseball is a sport unlike others when it comes to age. If you're 40 and a basketball player, you're done unless you have extreme ability or are just playing a few minutes a game. If you're 40 and a football player, you're either retired, a kicker/punter, or Brett Favre.

Regularly though, ballplayers will play well into their 40s, and play well at that. Julio Franco hung around forever, as did Nolan Ryan.

There are currently ten ballplayers over 40 who have been active this season. How many will continue their trend and play until 42, 45, even a bit further?

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