Journal of International Psychiatry

Sleep, which accounts for one third of our life span, is an indispensable part of our survival and plays a central role in our physical and mental health. However, with the continuous progress and development of society and times, human sleep problems are becoming more and more. According to the World Health Organization, the global rate of sleep disorders is 27%, and the incidence of insomnia among Chinese adults is as high as 38.2%. More than 300 million Chinese people have sleep disorders, and the number is still rising year by year. The emergence of Corona Virus Disease 2019 (COVID-19) has further exacerbated sleep problems. During the COVID-19 pandemic, the public was forced to stay at home, the balance of circadian rhythm of sleep was broken, the sleep cycle was disturbed, and the sleep structure showed a trend of prolonged or shortened sleep time, delayed falling asleep time, and decreased sleep quality. This article reviews the effects of COVID-19 on sleep in different countries and populations, and discusses related influencing factors, in order to provide evidence-based evidence for the prevention and treatment of sleep disorders during the epidemic.

COVID-19；Sleep rhythm；Sleep disorders；The quality of sleep