BMI provides a reliable indicator of body fatness for most people and is used to screen for weight categories that may lead to health problems.

体重指数是由人的体重和身高计算得来的数据，对大多数人，体重指数可成为身体肥胖的可靠指标，也常被用来筛查体重超重。

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In the early 1990s, studies showed low antibody levels after vaccination in those who had a high body Mass Index, or BMI, which is a measure of body fatness.

在20世纪90年代早期，研究表明高体质指数(BMI，身体肥胖度的一项测量指标)的人注射疫苗后表现为低抗体水平。

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In 1996, WHO set up a global database on obesity and body mass index, the common measure of fatness.

1996年，世界卫生组织建立了一个肥胖和身体质量指数数据库，身体质量指数是衡量肥胖的通行标准。

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"The investigators examined changes in sugar-sweetened beverage consumption and then its association with change in body fatness or BMI (body mass index), and subsequent deaths from cardiovascular disease, diabetes and cancer, " says Rachel Johnson, professor of nutrition at the University of Vermont in Burlington and chair of the American Heart Assocation's Nutrition Committee, who was not involved in the study.

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