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Start with a 10minute routine and build up to a longer session when you’re comfortableGet your heart pumping and set your core on fire in only ten minutes with this HIIT workout 73% of African Americans said they did not haveHowever, once you start incorporating the super simple techniques we went over above, hitting your abs with the 3DX Drew Barrymore calls her trainer "one of the greatest," and now you too can reap the benefits of her expertise!
