OBJECTIVES To examine the relation between working hours and hours of sleep and the risk of acute myocardial infarction (AMI), with special reference to the joint effect of these two factors. METHOD Case-control study in Japan. Cases were 260 men aged 40-79 admitted to hospitals with AMI during 1996-8. Controls were 445 men free from AMI matched for age and residence who were recruited from t...

OBJECTIVE To identify Byssinosis in cotton spinning mill workers, probable associations of disease with factors such as different work areas, safety gadget usage and overtime and to ascertain proportions of byssinosis to accidental injuries. METHODS This study was conducted in a spinning mill of Karachi in June 2006. Mill workers who had worked for a period of minimum 5 years were selected. A...

In Japan, death from overwork (“karoshi” in Japanese) is the focus of social concern. Extremely long work hours and deprivation of sleep exert vital exhaustion and mood changes, resulting in disease conditions such as depression and ischemic heart disease . As the prevention of diseases caused by heavy overtime schedules is a live issue in Japan, decisive and objective indicators are necessary ...

OBJECTIVES This study aimed at opening up the black box of overtime work among university faculty members by providing information on (i) when faculty members work overtime, (ii) what activities are undertaken during overtime, and (iii) how overtime is experienced. METHODS Data were collected among 120 Dutch faculty members who completed a general questionnaire (addressing general overtime ho...

The authors prospectively investigated associations between potentially stressful work characteristics and type 2 diabetes incidence in 62,574 young and middle-aged women, aged 29-46 years at baseline in 1993, from the Nurses' Health Study II; 365 cases of type 2 diabetes accrued over 6 years of follow-up. Cox proportional hazards regression was used to simultaneously evaluate associations of h...