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Recommending self-paced exercise among overweight and obese adults: a randomized pilot study
David M Williams1, Shira Dunsiger, Robert Miranda
1Department of Behavioral and Social Sciences, Brown University School of Public Health, Providence, RI, USA, david_m_williams@brown.edu.
Summary
Recommending self-paced exercise, rather than moderate-intensity, led to more walking minutes and energy expenditure in overweight adults over six months, improving adherence.
Area of Science:
- Exercise Science
- Obesity Research
- Behavioral Medicine
Background:
- National guidelines recommend moderate-intensity exercise.
- Self-paced exercise may enhance adherence in overweight and obese adults.
Purpose of the Study:
- To evaluate the feasibility of recommending self-paced exercise.
- To compare adherence between self-paced and moderate-intensity exercise in overweight adults.
Main Methods:
- A 6-month print-based program promoted walking 30-60 minutes daily.
- Overweight, low-active adults were randomized to self-paced or moderate-intensity recommendations.
- Exercise adherence was tracked using electronic diaries and heart rate monitors.
Main Results:
- The self-paced group walked more minutes per week (p=0.045).
- A trend towards greater weekly energy expenditure was observed in the self-paced group.
- Self-paced exercisers averaged 26 more minutes and 83 kcal/week over 6 months.
Conclusions:
- Explicitly recommending self-paced exercise can improve adherence.
- This approach shows promise for exercise interventions in overweight and obese populations.
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