WHO BMI classification 2021?

Adult Body Mass Index

If your BMI is less than 18.5, it falls within the underweight range. If your BMI is 18.5 to <25, it falls within the healthy weight range. If your BMI is 25.0 to <30, it falls within the overweight range. If your BMI is 30.0 or higher, it falls within the obesity range.

What classification is BMI?

Body mass index (BMI) is a person’s weight in kilograms divided by the square of height in meters. BMI is an inexpensive and easy screening method for weight category—underweight, healthy weight, overweight, and obesity.

WHO BMI 2019 classification?

Weight was categorized according to World health organization Asian BMI classification: BMI ≤ 18.5 kg/m 2 as underweight, between 18.5 and 22.9 kg/m 2 as normal weight, between 23 and 24.9 kg/m 2 as overweight and BMI between 25 and 29.9 kg/m 2 as obese I , and BMI ≥ 30 kg/m 2 as obese II [16] .

WHO 2004 BMI classification?

This equals a Body Mass Index (BMI) gain of 4.4 ± 1.9 kg/m² to a final BMI of 28.8 ± 5.5 kg/m². In addition, 142 retrospective reports documented at admission have been analyzed. Within one year these patients gained 6.4 ± 4.0 kg/m² to a final BMI of 31.9 kg/m². The weight gain was extreme in some cases.

Are there 4 categories of obesity?

Four phenotypes of obesity have been described, based on body fat composition and distribution: (1) normal weight obese; (2) metabolically obese normal weight; (3) metabolically healthy obese; and (4) metabolically unhealthy obese. Sarcopenic obesity has been characterized, related to all the described phenotypes.

What BMI means?

Body Mass Index (BMI) is a person’s weight in kilograms (or pounds) divided by the square of height in meters (or feet). A high BMI can indicate high body fatness. BMI screens for weight categories that may lead to health problems, but it does not diagnose the body fatness or health of an individual.

WHO 1995 BMI classification?

Source: Adapted from WHO, 1995, WHO, 2000 and WHO 2004. BMI values are age-independent and the same for both sexes.
…
ClassificationBMI(kg/m²)
Mild thinness17.00 – 18.4917.00 – 18.49
Normal range18.50 – 24.9918.50 – 22.99
23.00 – 24.99
Overweight≥25.00≥25.00
•
17 nov 2006

WHO BMI chart for adults?

This calculator provides body mass index (BMI) and the corresponding BMI weight status category for adults 20 years and older.
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Adult BMI Calculator.
BMIWeight Status
Below 18.5Underweight
18.5—24.9Healthy Weight
25.0—29.9Overweight
30.0 and AboveObesity

WHO gave body mass index?

Lambert Adolphe Jacques Quetelet
The BMI was introduced in the early 19th century by a Belgian named Lambert Adolphe Jacques Quetelet. He was a mathematician, not a physician.

What is Type 3 obesity?

Class III obesity, formerly known as morbid obesity, is a complex chronic disease in which a person has a body mass index (BMI) of 40 or higher or a BMI of 35 or higher and is experiencing obesity-related health conditions.

What BMI classification associated with the lowest risk of developing a chronic disease or dying?

The researchers analyzed 3.6 million adults and found that a BMI of 21 to 25 is associated with the lowest risk of morbidity. People with BMIs outside this range, both higher and lower, are at risk for more diseases and more at risk for death.

What class is morbid obesity?

Overweight (not obese), if BMI is 25.0 to 29.9. Class 1 (low-risk) obesity, if BMI is 30.0 to 34.9. Class 2 (moderate-risk) obesity, if BMI is 35.0 to 39.9. Class 3 (high-risk) obesity, if BMI is equal to or greater than 40.0.

What BMI is risk of death?

The risk of mortality increased significantly throughout the overweight range: a BMI of 25-<27.5 kg/m2 was associated with a 7% higher risk of mortality; a BMI of 27.5-<30 kg/m2 was associated with a 20% higher risk; a BMI of 30.0-<35.0 kg/m2 was associated with a 45% higher risk; a BMI of 35.0-<40.0 kg/m2 was …

What is the danger zone for BMI?

A BMI below 13.5 can lead to organ failure, while a BMI below 12 can be life-threatening.