December 03, 2021 Olahraga Denyut Nadi denyut nadi normal = 60-90 BPM ● denyut nadi max = 220-17 = 203 ● batas bawah jantung = (60÷100)×(203) = 121,8 ● batas atas jantung (80÷100)×(203) = 162,4