Why the study?
Does regular physical activity improve heart rate variability in older men and women?
Population
51 older men and women, mean age 67.0 +/- 5.1 years
Comparison
Supervised exercise training for 45 minutes… vs Control group
Design
RCT, randomized
Follow-up
6 months
Authors
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Supports supervised exercise to enhance autonomic function in older adults; extends observational links between activity and HRV to causal RCT evidence.
Does regular physical activity improve heart rate variability in older men and women?
Six months of regular supervised physical training significantly increases daytime heart rate variability in older adults, particularly those inactive at baseline.
Schuit et al. (1999) studied this question.
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