You wake up feeling well-rested and happy (already quite a feat) and sit up to stretch. 

But then your eyes fall on the weights on the floor. “Ah, crap.”

You forgot to do your workout yesterday, and now you’ve messed up your New Year’s Resolution to exercise every day. 

You can see how this is going to play out now — the same way it did last year.

Yes, you’ll do your best. But now that you’ve failed at it once, it’s somehow so much easier to fail again. And again. Until you find yourself fai...