人群中普遍存在肥胖情况不是个人意志消退的标志，而是最高级别上政策的失灵。
Widespread obesity in a population is not a marker of failure of individual willpower, but of failure in policies at the highest level.
新研究表明，当那些胰岛素敏感脑垂体细胞遇到在肥胖症中普遍存在的升高的胰岛素水平时，不育症增加。
Infertility arises when those insulin-sensitive pituitary cells get flooded with the rising insulin levels that are so common in obesity, the new research shows.
“西方世界中普遍存在着这么一种担忧，认为我们需要更多的睡眠，而且如果每晚睡不够七个小时，就容易患肥胖症、糖尿病和心脏病，”他说。
"There is this concern in the Western world that we need more sleep and that if you get less than seven hours you're liable to suffer from obesity and diabetes and heart disease," he said.
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