世卫组织对体重过重的定义是，身体质量指数(BMI)等于或大于25，肥胖症为身体质量指数等于或大于30。

WHO defines overweight as having a body mass index (BMI) equal to or more than 25, and obesity as a BMI equal to or more than 30.

youdao

在最近的约15年里，我已分享了很多和你们一起学习到的东西，所以你们或许知道最好的就是保持一定的身体质量指数(BMI) (BMI参考值在25或更低)。

Over the last 15 years or so, I've Shared a lot of what I've learned with you, so you probably know that maintaining a certain Body Mass Index (BMI) is best. (a BMI of 25 or under, FYI.)

youdao

身体质量指数等于或大于30时为肥胖。

A BMI greater than or equal to 30 is obesity.

youdao