The new-type depression, in which depressive symptoms worsen during working hours and
alleviate in free time, has been reported in Japan (especially among office workers) and …

Objectives Depression is a common disabling psychiatric illness in the workplace and is
associated with high burden to both employer and employee. Little is known about the …

Background The present study aimed to analyze the association among depression, sleep
quality, and quality of life using the Japanese version of the Structured Clinical Interview for …

The Zung self-rating depression scale (SDS) was applied to Japanese night shift workers of
a railway company in order to assess the prevalence of depressive state and clarify the …

Background In working adults, higher work stressor is associated with depressive symptoms
in adults. A later chronotype is linked with a higher self-perceived stress response. However …

Mental disorders are increasing and their influence on productivity is a concern in the
workplace. However, few studies have investigated depression among blue-collar and white …

Objective The purpose of this study was to investigate the effect of changes in overtime work
hours on depressive symptoms among Japanese white-collar workers. Methods Participant …

Abstract Background South Korea is one of the countries with the longest working hours in
the OECD countries. The aim of this study was to evaluate the effect of working hours on …

Objective: A depressive state and feelings of unhappiness in daily life are regarded as
indispensable factors for the diagnosis of major depression. These factors are also …

Authors investigated symptomatology of depressive state among workers in a 20-year study.
A cohort of 167 men of a company in Japan, aged 18–40 years old at baseline in 1985 was …