Exercise attenuates aging of autonomic function

• R-R interval in 40-55 year old

• Male & female untrained:

  • 915 912 ms

• Male & female trained

  • 1194 1097

• R-R variability in male & female UT

  • 43 50

• R-R variability in male and female T

  • 54 69 (Gregoire et al., 1996)

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