im 65 only run 2 10k races ever although as a lad i ran mostly 100 sprints, 2 weeks ago 50.16 last week 51.01 this week-end want 49.00 or thereabouts, so u youngsters out there men and women go 4it and make sure you beat an old-mans time. Good luck.
Visit the official Runner's World page
Follow Runner's World on Twitter
Other Natmag-Rodale Sites
Run For Charity
About Runner's World