Overweight

Overweight & Obesity Statistics | NIDDK

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This content describes the prevalence of overweight and obesity in the United States.

Defining Overweight and Obesity

A person whose weight is higher than what is considered as a normal weight adjusted for height is described as being overweight or having obesity.1

Fast Facts

According to data from the National Health and Nutrition Examination Survey (NHANES), 2013–20142,3,4,5

  • More than 1 in 3 adults were considered to be overweight.
  • More than 2 in 3 adults were considered to be overweight or have obesity.
  • More than 1 in 3 adults were considered to have obesity.
  • About 1 in 13 adults were considered to have extreme obesity.
  • About 1 in 6 children and adolescents ages 2 to 19 were considered to have obesity.

Using Body Mass Index (BMI) to Estimate Overweight and Obesity

BMI is the tool most commonly used to estimate and screen for overweight and obesity

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Health Risks of Being Overweight

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Overweight and obesity may increase the risk of many health problems, including diabetes, heart disease, and certain cancers. If you are pregnant, excess weight may lead to short- and long-term health problems for you and your child.

This fact sheet tells you more about the links between excess weight and many health conditions. It also explains how reaching and maintaining a normal weight may help you and your loved ones stay healthier as you grow older.

What kinds of health problems are linked to overweight and obesity?

Excess weight may increase the risk for many health problems, including

  • type 2 diabetes
  • high blood pressure
  • heart disease and strokes
  • certain types of cancer
  • sleep apnea
  • osteoarthritis
  • fatty liver disease
  • kidney disease
  • pregnancy problems, such as high blood sugar during pregnancy, high blood pressure, and increased risk for cesarean delivery (C-section)

How can I tell if I weigh too

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