Researchers from Arizona State University's School of Human Evolution and Social Change in the US, interviewed 101 women alongside 812 of their closest friends and relatives. By looking at the Body Mass Index of the women and their friends and relatives, they discovered that the fatter a woman's social circle, the more likely she was to be obese herself.
美国亚利桑那州立大学人类进化与社会变化学院的研究人员访问了101位女性，以及她们的812位好友和亲朋。通过研究他们的体重指数，研究人员发现女性的社交圈内胖友越多，么该女性变胖的可能性就越大。