If you have a half marathon or marathon on the horizon, or even a 10K, it might seem counterintuitive to go out and train your body to run 100 meters as fast as you can. But even if you’re gearing up ...
As HIIT's popularity soars, sprint interval training, or SIT, is doing its best to catch up. Can shorter, harder, faster deliver better results? As the popularity of HIIT continues to soar, sprint ...
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