The preceding article1 has laid the foundations for understanding the difficulties of jet-lag and shiftworker's malaise and for appreciating the various countermeasures other than chronobiotics (drugs that alter rhythms). Several approaches have met with some success. One of the major difficulties in this area is the uncontrollable nature of field studies on jet-lag and our inability to simulat...

OBJECTIVES The aim of this study was to explore the relationship between socio-demographic characteristics and the level of complementary and supplementary person-organization fit (P-O fit). MATERIAL AND METHODS The study sample was a group of 600 Polish workers, urban residents aged 19-65. Level of P-O fit was measured using the Subjective Person-Organization Fit Questionnaire by Czarnota-Bo...

BACKGROUND Although shift work is necessary in many health-care settings, research suggests that it can have detrimental effects on performance in health-care providers. AIMS To determine if a change in decision-making occurred across a 12-h day shift in a sample of registered nurses. METHODS The participants were nurses working a 12-h day shift (7 a.m.-7 p.m.) at a large hospital in the so...

Shift work is an integral part of many offshore jobs. While a considerable body of evidence exists concerning the impact of shift work in general, much less research has been directed specifically at the offshore workplace. This brief review attempts to highlight some of the work that has particular application to this environment, relating to physical health, psychosocial well-being and safety...

The purpose of this study was to investigate the influence of shift work and chronotype on the quality of life of nursing staff at a university hospital in the state of Rio Grande do Sul, Brazil. It is an analytical and cross-sectional study, developed with a sample of 101 nursing professionals working in clinical and surgical units for adult inpatients. Chronotype and quality of life were eval...

Sleep, which is evolutionarily conserved across species, is a biological imperative that cannot be ignored or replaced. However, the percentage of habitually sleep-restricted adults has increased in recent decades. Extended work hours and commutes, shift work schedules, and television viewing are particularly potent social factors that influence sleep duration. Chronic partial sleep restriction...

Time-related accident risk in shift work may be attributed to internal factors, such as fatigue, level of performance, sleep propensity, and to some external factors, like shift system, physical and social environment. Six hundred and sixty-eight events in the metallurgical industry have been analysed in terms of time of day, time on task, consecutive day of the shift block, day of the week, an...

The 24/7 work environment and irregular shifts may markedly enhance the psychological pressure of media work. Changes in the hypothalamic-pituitary-adrenal axis reflect adaptation to stress. We analysed the correlation between subjective stress, sleep, salivary cortisol, and melatonin hormones among Finnish media workers with regular daytime work (RDW) and with irregular shift work (ISW) while ...