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A Group-Based Mobile Application to Increase Adherence in Exercise and Nutrition Programs: A Factorial Design

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The Fittle mobile health (mHealth) app, particularly with team-based support, improved adherence and compliance in wellness programs. This app offers a more accurate way to track health behaviors compared to paper methods.

Keywords:
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Area of Science:

  • Behavioral Science
  • Health Informatics
  • Digital Health

Background:

  • Novel methods for self-monitoring and social support are crucial for long-term behavior change maintenance.
  • mHealth applications offer a potential avenue for delivering such interventions.
  • This study investigates the impact of group support within an mHealth exercise and nutrition program.

Purpose of the Study:

  • To determine if social support enhances adherence in wellness programs.
  • To assess if media type (ePaper vs. mobile) affects compliance and adherence.
  • To evaluate if the mHealth app leads to positive changes in eating behavior, physical activity, and stress levels compared to paper-based methods.

Main Methods:

  • A 2x2 factorial feasibility study design (Media: Mobile vs. ePaper; Group Type: Team vs. Solo).
  • 124 volunteers participated over 8 weeks in self-directed groups.
  • Focus on improving eating behavior, physical activity, or reducing stress.

Main Results:

  • Mobile conditions showed lower attrition and more accurate, frequent compliance reporting than ePaper.
  • Team-based conditions significantly increased overall compliance and engagement with the mHealth app (66% more likely to engage longer).
  • Participants reported positive changes in behavior and stress, though Mobile-Solo users reported higher stress.

Conclusions:

  • The team-based Fittle mHealth app is a feasible and acceptable intervention for wellness behavior change.
  • Further randomized controlled trials are warranted to confirm the efficacy of this intervention.
  • Mobile platforms and social support structures enhance adherence and data accuracy in digital health interventions.