80/20 Running

Respected running and fitness expert Matt Fitzgerald explains how the 80/20 running program-in which you do 80 percent of runs at a lower intensity and just 20 percent at a higher intensity-is the best change runners of all abilities can make to improve their performance.
ISBN10: 1541450892
ISBN13: 9781541450899
Publication Date: 20170430
Publisher: Tantor Media
Binding: CD-Audio
SKU: 9781541450899
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