Orange afterburn fitness theory put to the test: does it live up to the hype?

Global personal-training franchise claims its ‘oxygen debt’ interval workouts that combine aerobic and weight training can still be effective 36 hours later – but don’t relax and put your feet up just yet
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Are all workouts created equal? A global personal-training franchise doesn’t think so. Orangetheory Fitness, based on “excess post-exercise oxygen consumption” or Epoc, is the latest fitness phenomenon, claiming a 500-plus calorie loss during a one-hour workout, plus an “after burn effect” lasting for up to 36 hours after you walk out of class.

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