Obesity is based on the body mass index, a calculation using height and weight.

肥胖是根据身体质量指数，用身高和体重计算出来的结果。

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Obesity is calculated using the Body Mass Index (BMI), a ratio of weight in comparison to height.

肥胖程度是以身体质量指数(BMI)来衡量的，身体质量指数即体重与身高的比。

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Your pediatrician can tell you your child's body mass index - a formula that considers height, weight, age and gender - at the annual checkup.

儿科医生可以在年度检查的时候告诉你孩子的体重指数——通过一个考虑到身高、体重、年龄和性别的计算公式。

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Body mass index,or BMI, is a measure of a person's weight in relation to height.

VOA: special.2011.02.15

They measured height, weight and body mass index - calculated by dividing weight in kilograms by the square of your height in metres.

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The studies measured the participants' body mass index (BMI), a ratio of their height and weight, but it wasn't able to take into account their body fat composition, or how much of their overall body weight was made up of fat versus muscle.

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Body Mass Index (BMI) is defined as the ratio of weight (in kg) to height (in meters) squared and is an inexact measure of body fat, though it supposedly establishes cutoff points of normal weight, overweight, and obesity.

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