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.
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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.
Read Less
Add this copy of 80/20 Running: Run Stronger and Race Faster by Training to cart. $14.15, new condition, Sold by Ingram Customer Returns Center rated 5.0 out of 5 stars, ships from NV, USA, published 2014 by Berkley Books.