With the accelerated pace of modern life and the intense competitive pressures in contemporary society, youngsters' behavior of staying up late has become a common phenomenon which has aroused the concern of people from all walks of life. Consequently, the underlying reasons for this phenomenon are worth analyzing and based on these causes, a new perspective can be put forward which argues that people can regard the behavior of staying up late as a rite of passage for youngsters and show the basic respect for their choice to stay up late rather than the constant criticism. Simultaneously, youngsters also need to be aware of the risks of staying up late consistently and realize that this behavior should be controlled within a moderate scope while they also need to stay healthy during this period by taking certain useful measures to get rid of fatigue and reduce the harm caused by staying up late and gradually form a regular schedule. Therefore, this paper analyzes the reasons for this phenomenon, from which this article also shows a new perspective to youngsters' behavior of staying up late, and makes the corresponding suggestions to help the young to get through this period more smoothly.