Heart rate zones | Running for Fitness Miscellaneous Miscellaneous notes Jovan Stosic October 10, 2016 http://www.runningforfitness.org/calc/heart-rate-calculators/hrzone?minHR=60&maxHR=173&Submit=Calculate Heart rate zones | Running for Fitness was last modified: July 13th, 2017 by Jovan Stosic