Obesity and overweight

Key facts

• In 2022, 1 in 8 people in the world were living with obesity. 
• Worldwide adult obesity has more than doubled since 1990, and adolescent obesity has quadrupled.
• In 2022, 2.5 billion adults (18 years and older) were overweight. Of these, 890 million were living with obesity.
• In 2022, 43% of adults aged 18 years and over were overweight and 16% were living with obesity.
• In 2022, 37 million children under the age of 5 were overweight.
• Over 390 million children and adolescents aged 5–19 years were overweight in 2022, including 160 million who were living with obesity.

Information presented on this page has been replicated from the linked WHO fact sheet. Please always refer to the original source on who.int for the latest version. Last update: March 2024