Dr. James Levine from the Mayo Clinic (and inventor of the original treadmill desk) wanted to find out why some self proclaimed couch potatoes are fat and others skinny even though they eat the same amount of food.  So he decided to construct a study where he nicely asked all the participants to wear black skin-tight magic underpants. To be honest, they are not really magic.  In fact, I hate to be the bearer of bad news but magic doesn’t really exist. Sorry. However, all the