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Updated: Jun 2, 2026

Multidisciplinary Approach to Obesity Management: A Case Report

Multidisciplinary Approach to Obesity Management: A Case Report

Published on: May 30, 2025

Internet-based behavioral interventions for obesity: an updated systematic review.

Gian Mauro Manzoni¹, Francesco Pagnini, Stefania Corti

¹Istituto Auxologico Italiano IRCCS, Psychology Research Laboratory, Ospedale San Giuseppe, Verbania, Italy.

Clinical Practice and Epidemiology in Mental Health : CP & EMH

|May 10, 2011

Summary

Internet interventions can aid weight loss and maintenance, especially behavioral programs with tailored feedback. However, varied study designs limit definitive conclusions on web-based weight management effectiveness.

Keywords:

Internet meta-analysis obesity systematic review weight loss weight loss maintenance.

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Area of Science:

Obesity Research
Digital Health Interventions
Behavioral Science

Background:

Overweight and obesity are significant public health concerns.
Internet-based interventions offer scalable solutions for weight management.
Previous reviews highlighted the potential of digital tools for weight loss.

Purpose of the Study:

To systematically review and update the evidence on internet-based interventions for weight loss and maintenance.
To assess the effectiveness of new studies published between 2008 and March 2010.
To identify factors contributing to the success or failure of online weight management programs.

Main Methods:

Systematic literature search (2008-2010) for studies on adults (BMI ≤ 25) using internet interventions for weight loss/maintenance.
Data extraction on participant characteristics, attrition, weight change, and intervention details.
Calculation of effect sizes (Hedges g) for within-study comparisons; meta-analysis avoided due to heterogeneity.

Main Results:

Eight new studies were included, adding to the eighteen from the previous review.
Behavioral internet programs with tailored feedback showed superior weight loss effects compared to education-only interventions.
Significant heterogeneity in control groups across studies likely explains variance in effect sizes.

Conclusions:

Web-based interventions show promise, particularly behavioral approaches with personalized feedback.
Heterogeneity in study designs, especially control groups, hinders definitive conclusions on effectiveness.
Future research should employ standardized control groups and factorial designs to isolate effective intervention components for weight management.