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samuel8819 Member

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  • I dont know how good this site is http://runnersconnect.net/training/tools/heart-rate-calculator/ but i used my heart monitor to take resting heart rate and with age and that rate it does the maths apparently .....Age 25...resting heart rate 81. Recovery Training Zone-150-160 Aerobic Training Zone- 161-172 Lactate…
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