December 26, 2017John Heart mini bio John Heart mini bio Related Posts153 – Brandon Jonker – Does Repetition Duration Matter?Podcast Transcript: 360 – Tim Ryan – The Optimal Window for Time Under Load and Time To Concentric Failure – The High Intensity Training Fundamentals Series – Part 4282 – Tom Bisson – How to Build a $20k Per Month One-Man Fitness Business
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