Our World
in Data
Data

Obesity in adults

What you should know about this indicator

Definition

Percentage of adults aged 18+ years with a body mass index (BMI) of 30 kg/m2 or higher.

Method of measurement

Based on measured height and weight.

Method of estimation

Input data and methods are described here: NCD-RisC. Worldwide trends in body-mass index, underweight, overweight, and obesity from 1975 to 2016: a pooled analysis of 2416 population-based measurement studies with 128.9 million participants. Lancet 2017. DOI: http://dx.doi.org/10.1016/S0140-6736(17)32129-3.

Obesity in adults
Percentage of adults aged 18+ years with a body mass index (BMI) of 30 kg/m2 or higher.
Source
World Health Organization - Global Health Observatory (2024) – processed by Our World in Data
Last updated
January 3, 2024
Next expected update
January 2025
Date range
1975–2016
Unit
%

Related research and writing

A dark blue background with a lighter blue world map superimposed over it. Yellow text that says Obesity by Our World in Data

Obesity

Hannah Ritchie and Max Roser

What is obesity and how is it measured?

Hannah Ritchie

Explore charts that include this data

Sources and processing

This data is based on the following sources

The GHO data repository is WHO's gateway to health-related statistics for its 194 Member States. It provides access to over 1000 indicators on priority health topics including mortality and burden of diseases, the Millennium Development Goals (child nutrition, child health, maternal and reproductive health, immunization, HIV/AIDS, tuberculosis, malaria, neglected diseases, water and sanitation), non communicable diseases and risk factors, epidemic-prone diseases, health systems, environmental health, violence and injuries, equity among others.

Retrieved on
January 3, 2024
Retrieved from
https://www.who.int/data/gho
Citation
This is the citation of the original data obtained from the source, prior to any processing or adaptation by Our World in Data. To cite data downloaded from this page, please use the suggested citation given in Reuse This Work below.
World Health Organization. 2024. Global Health Observatory data repository. http://www.who.int/gho/en/. Accessed on 2024-01-03

How we process data at Our World in Data

All data and visualizations on Our World in Data rely on data sourced from one or several original data providers. Preparing this original data involves several processing steps. Depending on the data, this can include standardizing country names and world region definitions, converting units, calculating derived indicators such as per capita measures, as well as adding or adapting metadata such as the name or the description given to an indicator.

At the link below you can find a detailed description of the structure of our data pipeline, including links to all the code used to prepare data across Our World in Data.

Read about our data pipeline

Reuse this work

  • All data produced by third-party providers and made available by Our World in Data are subject to the license terms from the original providers. Our work would not be possible without the data providers we rely on, so we ask you to always cite them appropriately (see below). This is crucial to allow data providers to continue doing their work, enhancing, maintaining and updating valuable data.
  • All data, visualizations, and code produced by Our World in Data are completely open access under the Creative Commons BY license. You have the permission to use, distribute, and reproduce these in any medium, provided the source and authors are credited.

Citations

How to cite this page

To cite this page overall, including any descriptions, FAQs or explanations of the data authored by Our World in Data, please use the following citation:

“Data Page: Obesity in adults”. Our World in Data (2024). Data adapted from World Health Organization. Retrieved from https://ourworldindata.org/grapher/share-of-adults-defined-as-obese [online resource]
How to cite this data

In-line citationIf you have limited space (e.g. in data visualizations), you can use this abbreviated in-line citation:

World Health Organization - Global Health Observatory (2024) – processed by Our World in Data

Full citation

World Health Organization - Global Health Observatory (2024) – processed by Our World in Data. “Obesity in adults” [dataset]. World Health Organization, “Global Health Observatory” [original data]. Retrieved November 19, 2024 from https://ourworldindata.org/grapher/share-of-adults-defined-as-obese