Quick-n-Simple interval training for runners

!9# Quick-n-Simple interval training for runners

formal intervals are large, but this simple interval training RunnerDude's Fitness (www.runnerdudesfitness.com) is just as easy: on the way to implement the track or on the treadmill. Embed this workout once a week in your current routine and you will VO2 efficiency improved durability, increased speed and most importantly it is better to see improved.

Quick-n-Simple interval training for runners

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