KIEL – Now is the time of year when many people most dread stepping onto the bathroom scale. But, while all of that holiday feasting may have led to greater girth, how should we understand what higher or lower body weight means?
基尔——现在到了一年里许多人最怕踏上浴室称的时刻。不过尽管所有的节日盛宴可能导致了更粗的腰围，我们究竟该如何理解体重指数的高低意味着什么？