Introduction: Irregular work schedules often results in a disruption of the normal circadian
rhythm that can causes sleepiness when wakefulness is required and insomnia during the …

Background Shift work disorder involves insomnia and/or excessive sleepiness associated
with the work schedule. The present study examined the impact of insomnia on the …

Abstract Study Objectives: Although there are considerable data demonstrating the impact of
shift work on sleep and alertness, little research has examined the prevalence and …

Objectives Shift-related sleep and sleepiness problems may be due to characteristics of both
shifts (ie, day, evening and night shifts) and work schedules (ie, permanent vs rotational …

Rotating shift and permanent night work arrangements are known to compromise sleep. This
study examined the effects of work schedule on sleep duration, excessive sleepiness, sleep …

Objectives Shift work is associated with adverse physical and psychological health
outcomes. However, the independent health effects of night work and rotating shift on …

Objective To estimate the prevalence of a comprehensive set of self-reported sleep
problems by job characteristics, including shiftwork status, among a representative sample …

The aim of this study was to compare chronotype‐and age‐dependent sleep disturbances
and social jetlag between rotating shift workers and non‐shift workers, and between different …

Most night workers are unable to adjust their circadian rhythms to the atypical hours of sleep
and wake. Between 10% and 30% of shiftworkers report symptoms of excessive sleepiness …

Shift work is highly prevalent in industrialized societies (> 20%) but, when it includes night
work, it has pronounced negative effects on sleep, subjective and physiological sleepiness …