The Influence of Study Schedules and Work on the Sleep–Wake Cycle of College Students

摘要: College students usually exhibit an irregular sleep-wake cycle characterized by great phase delays on weekends and short sleep length weekdays. As the temporal organization of social activities is important synchronizer human biological rhythms, we investigated role played study's schedules work cycle. Three groups female college were investigated: (1) no-job morning group, (2) evening (3) job group. The volunteers answered a questionnaire in classroom. effects day week group analyzed two way ANOVA for repeated measures. three showed wake up time weekends. No-job also delayed bedtime, but slept at same weekdays as Sleep increased whereas maintained amount from w...