Jackie Katzman/ Business Insider
You promise yourself you're going to go on a run that day, but as the hours pass by, it becomes more and more difficult to lace up your shoes and get out the door.
Luckily, you're not alone. Even the most elite athletes feel this way from time to time.
I run for Cornell University, and I recently asked my teammates to share the mental tricks that they use to help them log thousands of miles every year. Here's what we had to say.