In 2020, around 813 million adults aged 20 years and older worldwide were considered obese. This number is expected to increase to over 1.5 billion by the year 2035. This statistic shows the number of adults aged 20 years and older who were obese worldwide in 2020 and forecasts for the years 2025, 2030, and 2035.
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World Obesity Federation. (March 3, 2023). Number of adults aged 20 years and older worldwide who were obese in 2020 and forecasts to 2035, by gender (in millions) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 30, 2026, from /statistics/1386155/number-of-obese-adults-worldwide-forecasts/
World Obesity Federation. "Number of adults aged 20 years and older worldwide who were obese in 2020 and forecasts to 2035, by gender (in millions)." Chart. March 3, 2023. ÌÇÐÄÆƽâ°æ. Accessed July 30, 2026. /statistics/1386155/number-of-obese-adults-worldwide-forecasts/
World Obesity Federation. (2023). Number of adults aged 20 years and older worldwide who were obese in 2020 and forecasts to 2035, by gender (in millions). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 30, 2026. /statistics/1386155/number-of-obese-adults-worldwide-forecasts/
World Obesity Federation. "Number of Adults Aged 20 Years and Older Worldwide Who Were Obese in 2020 and Forecasts to 2035, by Gender (in Millions)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 3 Mar 2023, /statistics/1386155/number-of-obese-adults-worldwide-forecasts/
World Obesity Federation, Number of adults aged 20 years and older worldwide who were obese in 2020 and forecasts to 2035, by gender (in millions) ÌÇÐÄÆƽâ°æ, /statistics/1386155/number-of-obese-adults-worldwide-forecasts/ (last visited July 30, 2026)
Number of adults aged 20 years and older worldwide who were obese in 2020 and forecasts to 2035, by gender (in millions) [Graph], World Obesity Federation, March 3, 2023. [Online]. Available: /statistics/1386155/number-of-obese-adults-worldwide-forecasts/
