人体有奇特的生物钟,生物钟安排了一个人的最佳睡眠时间、最佳思考时间和最佳慵懒时间。一般说来,人体生理活动应与外界环境相适应,比如饮食要定时定量,起居要规律有常,工作要有劳有逸,等等。只有这样,人们才有可能保持身心的健康。反之,如果与此背道而驰,即人的活动与人体生物钟运转相悖,就会导致体内各种生理活动的紊乱。因此, The body has a strange biological clock, biological clock arranged for a person’s best time to sleep, the best thinking time and the best lazy time. In general, the physiological activities of the human body should be adapted to the external environment, such as regular diet should be regular, daily routine to work, labor to have Yat-Yi, and so on. Only in this way will people be able to maintain their physical and mental health. Conversely, if the opposite of this, that human activities and biological clock run contrary to the body, it will lead to various physiological disorders in the body. therefore,