Jooyoung Lee

3 weeks ago | onlinelibrary.wiley.com | Kyung Lee |Jeong Eun Jeon |Mi Hyun Lee |Jooyoung Lee

1 Introduction Shift work follows non-standard working hours (e.g., from 7:00 a.m. to 6:00 p.m.) that often misalign natural circadian rhythms, approximately a 24 h wake–sleep cycle (Torquati et al. 2019). Shift work is essential for providing adequate services and productivity in several workplaces, including healthcare, transportation and protective services (Brown et al. 2020).