I think the wave of Bootcamp style programs started it, along with the popularity of HIIT workouts.
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Kimberly33
Philosopher Queen
Video Slave
Set the gearshift for the high gear of your soul
You've got to run like an antelope, out of control. (Phish)
Can't control the kittens!
Too many whiskers. Too many whiskers (Sleep Talkin' Man)
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