Shift workers often experience reduced sleep quality, duration and/or excessive sleepiness
due to the imposed conflict between work and their circadian system. About 20–30% of shift …

Nearly 20% of the labor force worldwide, work shifts that include work hours outside 07: 00 h
to 18: 00 h. Shift work is common in many occupations that directly affect the health and …

Taking into consideration that shift work has a wide-ranging impact on circadian and sleep
functioning, it seems likely that shift work increases the risk of a general sleep disturbance …

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 A high proportion (20%–30%) of shift workers experience Shift Work Disorder
(SWD), characterized by chronic sleepiness and/or insomnia associated with work …

Abstract Study Objective: At least 15% of the full-time work force is shift workers. Working
during the overnight hours, early morning start times, and variable or rotating schedules …

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 …

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 …

Throughout the industrialized world, nearly one in five employees works some form of
nontraditional shift. Such shift work is associated with numerous negative health …

Background: Reported associations between shiftwork and health have largely been based
on occupation-specific, or single sex studies that might not be generalizable to the entire …