Mark Martin is 49 years old and still races full-time on NASCAR's top series. He recently signed a two-year contract with Hendrick Motorsports.
Currently, there are five drivers over the age of 44 with full-time rides. Thirteen more in that age range have started at least one race in 2008, and five drivers 50 or older have started races.
Hanging it up is hard to do when you're in NASCAR.
Read more in tomorrow's sports section and at thestate.com/sports.
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