睡眠,就心理学而言,是大脑的一种保护性抑制。睡眠充足,精神饱满;睡眠不足,精神萎靡。难怪莎士比亚把睡眠称为“疲劳者的沐浴”和“生命筵席上的主要营养”。国外有人以大白鼠做实验,连续几个星期不让它们睡觉,结果大白鼠全部相继死去。导致死亡的原因是血液受到细菌的感染,而这些细菌在通常的情况下 Sleep, in terms of psychology, is a protective inhibition of the brain. Adequate sleep, full of energy; lack of sleep, apathetic. No wonder Shakespeare called sleep a “bath for the tired” and “a major nutrient for the feast of life.” Some people in foreign countries to do experiments with rats for weeks without letting them sleep, the results of all the rats have died. The cause of death is the blood is infected by bacteria, and these bacteria under normal circumstances