Physics, 06.07.2019 09:50, lucypackham9
George's highest target heart rate is 170. yesterday on the stair stepper machine, his heart rate went to 172. what should he do the next time he uses this machine to get the most effective workout?
Answers: 2
Health, 20.08.2019 18:30, twistedhyperboles
Answers: 2
George's highest target heart rate is 170. yesterday on the stair stepper machine, his heart rate we...
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