Optimizing Self-Monitoring Feedback Delivery for the Treatment of Overweight and Obesity

Recruiting now · Not applicable

Conditions studied: Obesity & Overweight, Obesity (Disorder)

In brief

The purpose of this research study is to learn how to best provide weekly feedback on individual progress toward intervention goals during a weight loss program.

Key facts

Study ID

NCT07227051

Run by

Wake Forest University Health Sciences

People needed

300

Starts

2026-01-26

Expected to finish

2028-02-28

Last updated by the study team

2026-06-24

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Age greater than or equal to 18 years
• BMI greater than or equal to 25.0 kg/m2
• Weight less than or equal to 175 kg (due to scale limit)
• Own a smartphone compatible with Fitbit (e.g., an Apple iPhone running iOS 16.4 or higher or Android smartphone running Android 11 or higher) with a cellular and data plan

You may not qualify if…

• Weight greater than 175 kg (due to a weight limit of the study-provided scale)
• Smartphone device owned deemed incompatible with the Fitbit App
• History of bariatric surgery or plans to obtain bariatric surgery during the study period
• Current use of weight loss medications, or use of weight loss medications in the 6 months prior to initial pre-screening
• Currently participating in a weight-loss program
• Weight loss of greater than or equal to 10 lbs in the 6 months prior to initial pre-screening
• Physical limitations that prevent walking at a brisk pace for at least 10 minutes without stopping
• Use of a pacemaker or other implanted medical device
• Currently pregnant
• Currently breastfeeding
• Less than 1-year post-partum
• Plans to become pregnant within the study period
• Lack of written confirmation that the potential participant has discussed study participation with their physician if they have been diagnosed with diabetes, hypertension, or has have a history of coronary heart disease
• One or more study participants living in the household (enrollment limited to one participant per household)
• Medical conditions that contraindicate weight loss or prevent completion of the study (e.g., current diagnosis of cancer or terminal illness, dementia, etc.)
• Recent (in the past 6 months) changes in medications that affect weight
• Self-reported eating disorder within past 5 years
• Unable to complete the 17-week study (due to plans to relocate during the study period, etc.)
• Unable or unwilling to provide informed consent
• Unable to read English at the 5th grade level
• Unwilling to accept random assignment
• Unable or unwilling to download the study smartphone application, wear the physical activity monitor, or use the study e-scale
• Failure to complete baseline assessment measures
• Failure to complete at least 4 out of 6 days of self-monitoring dietary and weight self-monitoring during the behavioral run-in period
• Any other condition(s) which, in the opinion of the Principal Investigator, would adversely affect participation in the study

Where it is running

• Advocate Aurora Research Institute — Milwaukee, Wisconsin, United States (enrolling)

Full record on ClinicalTrials.gov

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