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The number of obese people in the world now outnumber the underweight people, according to analysis of the trends of adult body-mass index in 200 countries over the last 40 years. 根据200个国家最近40多年的成年人体重指数（BMI）趋势分析，全球肥胖人口数量已超过体重过轻人口数量。 The major study, published in the medical journal The Lancet, shows that the number of obese has risen to 641 million from 105 million in 1975. 一份发表于医学期刊《柳叶刀》（The Lancet）上的主要研究表明，全世界肥胖人口已经从1975年的1.05亿增长到现在的6.41亿。 | 
