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Uploaded by 12MinuteRevolution on Jun 19, 2009
http://12minuterevolution.com/ Burst training is a form of interval training that will kickstart your heart rate and your metabolism
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screwed up here, it's just a guy talking. Where's the workout?
derrickhnj 11 months ago
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screwed up here, it's just a guy talking. Where's the workout?
derrickhnj 11 months ago