A Survey Study of the Impact of COVID-19 Vaccine on Sleep, Physical Health and Mental Health
Shengqi Zhang, Qiping Zhang

Abstract
The COVID-19 pandemic has brought long-term stress to people. The COVID-19 lockdown not only aggravated the sleep problems of pre-pandemic good sleepers, but also affected the mental health of many different groups of people, since a decline in sleep quality is often associated with adverse mental health. In December 2020 Emergency Use Authorization (EUA) of COVID-19 vaccine was granted both in the UK and the U.S.. This good news provided hope to fight with and stop the spreading of COVID-19. On the other hand, the uncertainty of long-term side effects of COVID-19 vaccine became a new source of anxiety. In October 2021 we conducted an online survey study to investigate how COVID-19 vaccine affects people’s sleep quality, physical health, and mental health. A total of 146 participants completed the survey. Our results revealed that after COVID-19 vaccines were administered for more than 10 months, when everyone was allowed to get the vaccine, participants still reported poor sleep quality, low physical health, poor wellbeing, and mild anxiety.

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