Body Blog: The Real Reason You Didn’t Work Out

"I think I'm just gonna take a little snoozer right here for a minute...."

You know those days when, no matter how much you know you should workout, you just can’t bring yourself to put on a sports bra and sweat for an hour or two? You’re too tired. The futon is too comfortable. And those Project Runway re-runs need to be watched again so you can analyze the way Heidi Klum says “Yooah in, oar yooah owit”…

Well, don’t be too hard on yourself – you only have so much willpower. Literally.

According to a recent study at McMaster University, you have a limited amount of willpower. Whether you’re avoiding the cookies your roommate baked, or forcing yourself to concentrate on finishing that essay that’s due in a few hours, you use up your willpower throughout the day. You can burn up your stores of willpower mentally or physically. And as the test subjects demonstrated, loss of willpower causes you to work out at a lower intensity, work out less often, and makes your workout less effective.

So looking back, you might think that you were justified by not working out. “Oh well. That’s all of the willpower I had for today!” Well, woman, that is not the case. Read More »