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The Buddy Benefit: Increasing the Effectiveness of an Employee-Targeted Weight-Loss Program.

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Having a weight-loss buddy significantly boosts program success. The most effective support involves high acceptance and challenge, with non-partner buddies proving as effective as romantic partners for weight management.

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Area of Science:

  • Behavioral Science
  • Health Psychology
  • Social Support Systems

Background:

  • Significant others influence weight management, but effective support types and sources remain unclear.
  • Confirmation theory provides a framework for understanding social influence in goal pursuit.
  • Online weight-loss programs offer a platform to study social support dynamics.

Purpose of the Study:

  • To assess the effectiveness of a weight-loss buddy in an online program.
  • To identify optimal communication strategies for buddy support.
  • To compare the efficacy of romantic partners versus other types of buddies.

Main Methods:

  • Surveying 704 participants in a 15-week online weight-loss program.
  • Analyzing weight loss, waist reduction, and body mass index (BMI) changes.
  • Examining the impact of different types of buddy support and communication styles.

Main Results:

  • Participants with buddies lost more weight and inches than those without.
  • A combination of high accepting and high challenging messages correlated with greatest BMI and waist size reduction.
  • Support from romantic partners was comparable to support from non-partner buddies.

Conclusions:

  • Weight-loss buddies enhance program effectiveness, regardless of relationship status.
  • Buddy support, particularly with balanced acceptance and challenge, is crucial for successful weight management.
  • Individuals are encouraged to utilize buddy systems for improved weight-loss outcomes.