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In the United States, obesity is a prominent concern. It is linked to heightened mortality rates due to increased occurrences of conditions such as hypertension, atherosclerosis, coronary artery disease, and diabetes compared to nonobese individuals. A patient is classified as obese if their actual body weight surpasses the ideal or desirable body weight by 20%, based on Metropolitan Life Insurance Company data. Ideal body weights consider average weights and heights for males and females...

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Related Experiment Video

Updated: Jun 20, 2026

Multidisciplinary Approach to Obesity Management: A Case Report

Multidisciplinary Approach to Obesity Management: A Case Report

Published on: May 30, 2025

Web-based weight loss in primary care: a randomized controlled trial.

Gary G Bennett¹, Sharon J Herring, Elaine Puleo

¹Department of Society, Human Development, and Health, Harvard School of Public Health, Boston, Massachusetts, USA. gary.bennett@duke.edu

Obesity (Silver Spring, Md.)

|August 22, 2009

Summary

This summary is machine-generated.

A 12-week web-based weight loss program in primary care led to significant weight loss compared to usual care. Higher website engagement correlated with greater weight loss, showing the intervention

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Published on: August 1, 2019

Area of Science:

Obesity research
Primary care interventions
Digital health

Background:

Limited evidence exists for effective, sustainable weight loss strategies in primary care settings.
Obesity and hypertension are significant public health concerns requiring accessible management solutions.

Purpose of the Study:

To evaluate the short-term efficacy of a web-based weight loss intervention for primary care patients with obesity and hypertension.
To assess participant retention and website utilization in a digital health weight loss program.

Main Methods:

A 12-week randomized controlled trial involving 101 primary care patients.
Intervention group received a comprehensive website with moderate-intensity weight loss content and four health coaching sessions.
Control group received usual care.

Main Results:

Intervention participants achieved significantly greater weight loss (-2.56 kg) at 3 months compared to usual care (0.28 kg).
High participant retention (84%) and website utilization were observed.
Greater weight loss was associated with higher frequency of website logins.

Conclusions:

Web-based weight loss interventions are efficacious and can be successfully implemented in primary care.
Moderate-intensity, digitally delivered weight management programs show promise for patients with obesity and hypertension.
Encouraging patient engagement with digital platforms is key to maximizing weight loss outcomes.