根据美国疾病控制和预防中心(CDC)的调查显示,大约有30%的成年人每天的睡眠时间少于6个小时。美国的一个睡眠医学学会建议,每人每天至少要有7小时的睡眠时间,以保证身心健康。确实,现代生活中存在太多诱惑导致很多人夜晚都会强打精神刷微博、刷微信、聊天等等, According to a survey by the Centers for Disease Control and Prevention (CDC), about 30% of adults sleep less than 6 hours a day. A sleep medicine institute in the United States recommends that you have at least 7 hours of sleep per person per day to ensure physical and mental health. Indeed, there are too many temptations in modern life that will lead many people to work hard at night, brushing WeChat, chatting, etc.,