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Interval training: a good way to cross train

Interval training is simply alternating ruptureds of extreme activity with periods of lighter activity. Interval training works both the aerobic and the anaerobic system. During the high intensity effort the anaerobic system makes use of the energy saved in themuscles ( glycogen) for short bursts of task. Anaerobic metabolism works without oxygen. The spin-off is […]

 

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Uploaded on December 10, 2019