A POSTbrief that describes the research examining the long-term health outcomes associated with disruptions to sleep and the circadian rhythm. Long-term sleep problems are associated with a range of poor health outcomes including increased risk for mental health conditions, obesity and type 2 diabetes, amongst others.

A POSTnote that describes how working outside of daytime hours – shift work – affects physical and mental health and performance through its impact on sleep and circadian timing. It highlights the latest research, explains the implications for policy and how research can inform the design of interventions to improve shift workers' sleep and overall health.