Christi Harp

“During your first week as a runner, you might run thirty second intervals interspersed with ninety seconds of walking, but after a few workouts, you’ll realize you can double that time to a full minute—a 100% increase in performance. A week or two later you’re running two or three minutes at a time, doubling your endurance yet again.”
― Jill Angie, Running with Curves: Why You’re Not Too Fat to Run, and the Skinny on How to Start Today