In other words what happens to people's health as they lose weight and then regain it repeatedly over a period time?

换言之,在一段时期内反复增重减重,对人们的健康有什么影响

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Now when people gain enough weight, they gain it all over their body, but those are the typical weight gain patterns and it happens for hormonal reasons.

如果人们增重很多,那么他们全身会均匀地增胖,但刚才讲的是比较典型的增重模式,激素是导致它们发生的原因

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

We take in a lot of food and water everyday, every year, and yet most of us our weight stays remarkably stable over that period of time for adults despite how much we eat and how much we drink.

日复一日年复一年,我们都摄入大量的食物和水,但我们绝大部分人的体重,在成年期都保持得很稳定,不管我们怎样大吃大喝

耶鲁公开课 - 生物医学工程探索课程节选

You could take weights on people measured over a period of many years and look at the variability over time in weight and then link it to things like heart disease and cancer, and I'll come back later and talk about the results of that particular study.

我们还可以得到人们很长一段时间里,每年的体重数据,观察体重随着时间变化的变动,并将观察结果与心脏疾病和癌症联系起来,我等一下会告诉大家这项研究的结果

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

In this case, death from heart disease and what you see here, and I'll tell you what relative risk is in just a minute, but this is basically risk for disease over on this axis and here its weight.

在这幅图里是心脏病致死的,我会简短地介绍一下相对风险的定义,Y轴表示患病风险,X轴表示体重

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选