摘要
<正>充足的睡眠会带给人很强的舒适感,但很多年轻人有一些睡眠障碍,甚至有“报复性睡前拖延症”。It is nothing new to most people that adequate sleep improves well-being. One recent study of more than 30,000 UK residents found that people who increased their quantity of sleep over a four-year period got about the same happiness benefits as they would have from eight weeks of therapy.