1) Your feet look better without toenails.
2) Your idea of a fun date is a 30-mile training run.
3) You're tempted to look for a bush when there's a long line for the public restroom.
4) Peeing in the toilet seems unnatural
5) You don't think twice about eating food you've picked up off the floor.
6)You can expound on the virtues of eating salt.
7) You develop an unnatural fear of mountain lions.
8) You have more buckles than belts.
9 )Your ideal way to celebrate your birthday is to run at least your age in miles with some fellow crazies.
10 You run marathons for speed work.
11) When "NEXT GAS 36 MILES" signs start sounding like tempting runs.
12) You visit a national park with your family and notice a thirty-mile trail connecting where you are with the place your family wants to visit next, which is a 100-mile drive away, and you think "Hmmmm".