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Driving global efforts to reduce, prevent and treat obesity.
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MAPPS II Project
Are you a healthcare professional, person with lived experience of obesity, or involved in healthcare policy? Take part in our MAPPS II survey! Share your experiences & help improve obesity care and prevention.
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Relive the highlights of ICO 2024!
From groundbreaking sessions to inspiring speeches, relive the excitement and key takeaways that made this year’s congress unforgettable. Watch our highlights video on our YouTube channel
Global Obesity Observatory
At the ºÚÁϳԹÏÍø we have been collating data for over 20 years. This database is online and available to view in various formats.
Our Members
Our members are organisations representing healthcare professionals, researchers, policy specialists and those with lived experience of obesity.
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Our Image Bank
Our Image Bank forms a gallery of free-to-use images to ensure accurate, non-biased, respectful images are widely available.
VIEW OUR IMAGE BANKRecent News
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News Dec 12, 25
2025 Year-end letter from our President and CEO
Our President, Simón Barquera, and CEO, Johanna Ralston, reflect on a year full of events and milestones in obesity.
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News Dec 16, 25
World Obesity welcomes adoption of the Political Declaration on NCDs and mental health
The new NCDs Declaration is a step forward, but stronger action on obesity is urgently needed.
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News Dec 12, 25
WHO launches landmark global guidelines on GLP-1 therapies for obesity care
The WHO has released its first guideline on the use of GLP-1 treatments for the management of obesity.
Read PostWorld Obesity Resources
We have a wide range of resources available for you to download, read, use or purchase.
- Policy Dossiers - These provide evidence and resources to help policymakers, NGOs and others.
- Journals - World Obesity publishes four scientific, peer-reviewed journals.
- Image Bank - A gallery of free-to-use images to ensure accurate, non-biased, and respectful images are widely available.
- Resource Library - We produce a range of statements, responses, papers and reports related to obesity.
- Obesity: The Other Pandemic of the 21st Century - This work features contributions from leading experts in the field of obesity management and prevention.
Our Members
ºÚÁϳԹÏÍø is a membership organisation representing national and regional associations dedicated to the study and management of obesity and related comorbidities.
Our membership body currently comprises more than 80 associations in over 100 countries and territories.
Our members are organisations representing healthcare professionals, researchers, policy specialists and those with lived experience of obesity. As well as a membership programme for non-profit organisations, World Obesity runs a Champions programme for partners.
Find out moreUpcoming Events
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Member Dec 19, 25
Asia-Oceania Conference on Obesity (AOCO) 2025
Hosted by our member organisations, AOASO and AIAARO, AOCO 2025 will be held on 19 - 21 December in New Delhi.
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SCOPE School Jan 31, 26
SCOPE School Riyadh
Join us on the 31 January 2026 for our SCOPE School in Riyadh, Saudi Arabia
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ICO Jul 15, 26
International Congress on Obesity (ICO) 2026
We are delighted to announce that ICO 2026 will take place from 15–17 July 2026 in Mexico City, Mexico.
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