We commonly think of sleep as a healing process that melts away the stresses of the day, preparing us to deal with new challenges.
通常我们认为睡眠是一个修复过程。它帮助消除一天的疲劳，为明天新的挑战作做准备。
As you begin to move into your "nightly routine, " your mind will get the signal that it's time to chill out and tune down, dialing down stress hormones and physiologically preparing you for sleep.
随着你开始进入每晚程序化步骤，你大脑就接收到了信号是时候冷静下来，平稳心情，降低应激激素了，从而生理上调整你的睡眠状态。
In fact, it is necessary to never eat after nine or ten at night, because by then your body's digestive system is painfully slow and preparing for sleep.
事实上，晚上最好9,10点过后别进食，那时你的消化系统会出奇的慢，而你即将进入睡眠。
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