Alex's Gym Rat Vocabulary of the Day. Brought to you by Ding Dongs and maintained by Reese's Peanut Butter Cups.
Happy Medium: The precise moment, when, after having run on the treadmill for a sufficent amount of time and sweating profusely, you realize that your underwear will neither inch its way upwards, nor slide downwards, therefore anchoring itself firmly to your rear end, leaving your hands free for more important activities.