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Effects of peer versus expert exercise standards on exercise cognitions and behaviour
Renee E Magnan1, Sarah J Schmiege2, William M P Klein3
1Department of Psychology, Washington State University Vancouver, Vancouver, WA, USA.
Psychology & Health
|March 28, 2020
Summary
Health behavior interventions are more effective when the attainability of exercise standards is considered. Tailoring information to be either peer-based or expert-based impacts responses differently, influencing exercise intentions and behavior.
Area of Science:
- Behavioral Science
- Health Psychology
Background:
- Health behavior change interventions often utilize social norms and expert recommendations.
- The effectiveness of these interventions may depend on the perceived attainability of the presented standards.
Purpose of the Study:
- To investigate how individuals respond to exercise information based on peer behavior versus expert recommendations.
- To examine the influence of standard attainability on these responses.
Main Methods:
- University students (N=345) were randomized to receive feedback on exercise levels relative to peer norms or expert recommendations, with varying attainability, or a control condition.
- Exercise-related cognitions were measured immediately post-feedback.
- Exercise intentions and self-reported behavior were assessed one month later.
Main Results:
- Expert recommendations led to higher perceived risk and exercise intentions when the standard was more attainable.
- Peer information resulted in greater self-reported exercise minutes when the standard was less attainable.
Conclusions:
- The attainability of behavioral standards is a critical factor for designing effective norm- and information-based health interventions.
- Intervention design should consider whether to use peer or expert information, and adjust attainability accordingly.
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