OBJECTIVES The purpose of the present study was to identify the association between presenteeism and long working hours, shiftwork, and occupational stress using representative national survey data on Korean workers. METHODS We analyzed data from the second Korean Working Conditions Survey (KWCS), which was conducted in 2010, in which a total of 6,220 wage workers were analyzed. The study pop...

 sleep problems are prevalent currently and involve deficits in quality or quantity of sleep . Todays by the rapid growth in technology and a high increase the production of industrial complexes and also inauguration round-the-clock centers such as hospitals, shiftwork has become an indispensable part of many occupational activities. This study aimed to evaluate the association between shi...

Disturbances in biological rhythms could lead to unfavorable health impact. This study aimed to evaluate the prevalence of functional dyspepsia (FD) and irritable bowel syndrome (IBS) in rotating shift workers, and to determine the factors that have significant association with the prevalence of FD and IBS. The research had been carried out among nurses and nursing assistants working at Ewha Wo...

A questionnaire survey of health, social, and performance indices related to shiftwork among masters, mates, and pilots of a State Ferries System was performed in response to a joint request from labor and management. The questionnaire results for the group as a whole resembled those reported for other groups of shiftworkers. Significantly more sick days, dissatisfaction with work schedules, po...

We conducted this study to examine the relationship between shift work duration and the metabolic risk factors of cardiovascular disease among shift workers. The study population consisted of 226 female hospital nurses and 134 male workers at a firm manufacturing diapers and feminine hygiene materials, whose mean ages were 28.5 yr for the nurses and 29.1 yr for the male workers. The fasting blo...