1. Sign up for a Distance Race

2. Make a Friendly Bet

3. Tie Exercise to Your Health

4. Switch Your Training Partner

5. Compete

6. Think About Fat

7. Do a Daily Gut Check

8. Join a Fitness Message Board

9. Strike a Family Agreement

10. Burn a Workout CD

11. Plan Workouts in Advance

12. Squat First

13. Have a Body-Composition Test

14. Don't Do What You Hate

15. Go Through the Motions

16. Start a Streak

17. Make Your Goals Attractive

18. See Your Body Through Her Eyes

19. Buy a Year's Worth of ...

20. Blackmail Yourself