Rapid Evaluation of Innovative Intervention Components to Maximize the Health Benefits of Behavioral Obesity Treatment Delivered Online: An Application of Multiphase Optimization Strategy

A self-guided, online program that helps participants reduce energy intake and gradually increase physical activity.

This program allows participants to practice behavioral weight loss skills using an online virtual reality system accessed via a Web browser.

Video-recorded messages are used to provide periodic feedback on progress with weight loss, dietary change, and physical activity. Additional videos provide dietary skills training.

Periodic self-assessment is used to guide selection of a physical activity goal. Home-based instructional videos are provided to help meet the selected goal.

Periodic self-assessment is used to guide selection of skills training modules designed to counter common causes of dysregulated eating (e.g., boredom, stress).

An online platform is provided for participants to connect with each other, support each other, and compete on achievement of behavioral and weight loss milestones.