To ascertain the usefulness of a 21-item checklist that assesses accumulated fatigue due to
overwork, we examined (1) the associations between overtime work, job stressors, or the …

OBJECTIVE: To examine the prospective effects of psychosocial job characteristics
evaluated with the Demand-Control-Support (DCS) and Effort–Reward Imbalance (ERI) …

Numerous studies have determined that lifestyle factors (smoking, drinking, snacking, etc.)
and the bedroom environment can influence sleep. We developed a new sleep scale—the 3 …

The relationship between sleep habits and psychosomatic health complaints was
investigated by a questionnaire study in 148 bank workers in Tokyo. Daily bedtime was …

This study aims to explore if objectively and subjectively measured sleep parameters are
associated with physical and mental health-related quality of life in a multiethnic working …

Sleep problems are common and impair the health and productivity of employees. Work
characteristics constitute one possible cause of sleep problems, and sleeping poorly might …

Objective: To examine the associations between work-stress and physical activity (PA) with
sleep quality while controlling for covariates, including social support. Methods: A cross …

Excess workload has been regarded as an important psychosocial factor at work in Japan.
In particular, overtime work could reduce sleep time and consequently exacerbate both …

The aim of this study was to use longitudinal data and investigate by sex the following four
hypotheses on the relationship between sense of coherence (SOC) and work environment …

Abstract The Association of the Reporting of Somatic Symptoms with Job Stress and Active
Coping among Japanese White-collar Workers: Kyoko Nomura, et al. Department of …