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Updated: Jul 24, 2026
04:48
Control of Eating Behavior Using a Novel Feedback System
Published on: May 8, 2018
The effectiveness of an interactive multimedia program to influence eating habits
A Blair Irvine1, Dennis V Ary, Dean A Grove
1Oregon Center for Applied Science Inc, 1839 Garden Avenue, Eugene, OR 97401, USA. birvine@orcasinc.com
Health Education Research
|May 14, 2004
Summary
Interactive multimedia programs can effectively improve employee eating habits, increasing fruit and vegetable intake and reducing dietary fat. These positive changes in diet and behavior were sustained over time.
Area of Science:
- Health behavior change
- Nutrition education
- Worksite wellness programs
Background:
- Dietary habits significantly impact employee health and productivity.
- Tailored interventions may enhance engagement and effectiveness in health promotion.
- Interactive multimedia offers a scalable approach for delivering health education.
Purpose of the Study:
- To develop and evaluate an interactive multimedia program for dietary fat reduction and increased fruit and vegetable consumption.
- To assess the program's impact on eating behaviors, stage of change, intention, self-efficacy, and attitudes toward diet.
- To determine the maintenance of program effects and replication in a wait-list control group.
Main Methods:
- Development of a personalized interactive multimedia program.
- Evaluation using a randomized treatment and wait-list control design with 517 participants.
- Repeated-measures ANOVAs and 60-day follow-up to analyze changes in dietary intake and related psychological factors.
Main Results:
- Significant improvements in self-reported fat consumption, fruit and vegetable intake, stage of change, intention, self-efficacy, and attitude toward diet after 30 days.
- Program effects were maintained at 60-day follow-up for the treatment group.
- Wait-list control group also showed replicated program effects at 30 days.
Conclusions:
- Short-exposure interactive multimedia programs show significant potential for positively impacting employee eating habits.
- Personalized content delivery enhances the effectiveness of health promotion interventions.
- Worksite-based nutrition interventions can lead to sustained behavioral changes.
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