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Post-exercise effects of self-selected exercise intensity on cardiovascular parameters in peripheral artery disease:
Max Duarte de Oliveira1, Hélcio Kanegusuku2, Deivide Rafael Gomes de Faria1
1Postgraduate Program in Rehabilitation Science, Universidade Nove de Julio, São Paulo, SP, Brazil.
Self-selected exercise intensity and guideline-recommended intensity similarly reduce systolic blood pressure and improve heart rate recovery in peripheral artery disease patients. This study analyzed post-exercise effects on blood pressure and heart rate variability.
Area of Science:
- Cardiovascular Physiology
- Exercise Science
Background:
- Peripheral artery disease (PAD) impacts cardiovascular health.
- Exercise is crucial for managing PAD, but optimal intensity is debated.
Purpose of the Study:
- To compare the post-exercise effects of self-selected vs. guideline-recommended exercise intensity on blood pressure and heart rate variability in PAD patients.
Main Methods:
- Randomized crossover trial with 20 PAD participants.
- Three sessions: self-selected intensity, guideline intensity, and control (no exercise).
- Measurements included blood pressure, heart rate, and heart rate variability pre- and post-intervention.
Main Results:
- Both exercise intensities acutely reduced systolic blood pressure compared to control.
- Heart rate increased after exercise sessions, while it decreased after the control session.
- Heart rate recovery and heart rate variability measures showed significant changes post-exercise.
Conclusions:
- Self-selected exercise intensity yields comparable benefits to guideline-recommended intensity for systolic blood pressure reduction and heart rate recovery in PAD.
- Findings suggest personalized exercise prescription may be effective for PAD management.
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