World Obesity Federation
Driving global efforts to reduce, prevent and treat obesity.
Sign up for updates
Global Obesity Observatory
At the World Obesity Federation we have been collating data for over 20 years. This database is online and available to view in various formats.
VIEW OUR DATA
Our Members
Our members are organisations representing healthcare professionals, researchers, policy specialists and those with lived experience of obesity.
VIEW OUR MEMBERS
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
View all
News Oct 02, 26
World Obesity at UNGA81: building the case for obesity in UHC
World Obesity convened leaders, spoke on panels across New York and ensured lived experience had a voice at UNGA81
Read Post
News Oct 02, 26
No UHC without obesity: leaders unite at UNGA81 breakfast roundtable
World Obesity united leaders at UNGA81 to explore how obesity can be built into fairer, more sustainable health systems
Read Post
News Oct 01, 26
New research indicates supportive networks and stigma-free care are key to engagement in obesity treatment
A study published in our journal ‘Obesity Reviews’ finds that supportive networks are central weight management.
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
World Obesity Federation 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
View all
Oct 26, 26
Global Obesity Forum 2026
The Global Obesity Forum will convene in Madrid on 26 October.
Read Post
Member Oct 28, 26
FLASO 2026 - XVI Latin American Congress on Obesity
The XVI Latin American Congress on Obesity, hosted by our regional Member FLASO, will come to Brazil 28 - 31 October.
Read Post
Member Nov 14, 26
ObesityWeek 2026
Save the date! ObesityWeek, hosted by The Obesity Society, is coming to Washington DC this November 14 - 17 2026.
Read Post