Research Article

Assessment of Exhaustive Exercise under Internet of Things Exercise Monitoring System and Mechanism Analysis of Cardiovascular Endothelial Cell Apoptosis Induced by Oxidative Stress

Figure 12

Comparison of time domain indexes of HEART rate variability between the high intensity group and the moderate intensity group. Note: (a) is SDNN, SDANN, and SDSD; (b) is the trigonometric index of PNN50, RMSSD, and HRV. was substantial difference compared with the high intensity group ().
(a)
(b)