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Jason Fitzgerald
USATF-Certified coach & 2:39 marathoner

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Why the 10% Rule for building mileage is incomplete (and how to do it smarter)
How to plan a pacing strategy for a hilly race course

The 3 things you MUST know when coming back to running after a long layoff
Much more on workouts, endurance, gear, pacing, strength work, and more…

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