A recent study indicated that serum nitrite and nitrate (NOx) is inversely associated with general fatigue. The purpose of this study was to confirm the negative association between nitric oxide (NO) and fatigue and to examine whether NO can prevent fatigue caused by job strain. The subjects, 570 workers (272 men and 298 women), answered self-administered questionnaires and underwent a medical ...

OBJECTIVES To examine disparities between job control scores in Black and White subjects and attempt to discern whether self-rated low job control in Blacks may arise from structural segregation into different jobs, or represents individual responses to race-based discrimination in hiring or promotion. METHODS Data from the National Survey of Midlife in the United States (MIDUS) were analyzed...

Introduction: Utilizing the work experience of employees can be one of the ways to formulate better strategic planning in organizations. The present research was conducted with the aim of designing a model of human resources job experience and strategic planning in sports organizations in 2019. Methods: The research method is descriptive-correlation. The statistical population of the research ...

Occupational health and safety risk factors can have direct or indirect effects on levels of organizational commitment, job satisfaction, and the job productivity of workers in service companies as well as other types of industries. In this paper, the effects of physical, biological, chemical and socio-psychological risk factors, related to occupational safety and health, encountered in hotel e...

Background & aim: Organizational citizenship behavior (OCB) is a voluntary, organizationally desirable action that is not part of the employee’s formal job requirements. Job satisfaction and stress can affect mental health of midwives, and investigating the relationship between these variables can improve the quality of healthcare services. This study, therefore, was conducted to identify the r...

Work-related musculoskeletal disorders (WRMD) are the result of the combination of different risk factors. They are very common among computer workers, mainly when neck and upper limbs are considered. Forty-two office workers from a public university participated in this study. They were divided into two groups: Symptomatic Subjects (SS, n=20) and Asymptomatic Subjects (AS, n=22), according to ...

This 1985-1995 study was designed to assess the association between blood pressure (measured by using an ambulatory monitor) and history of exposure to job strain. Items from the Job Content Questionnaire were completed by 213 employed men, aged 30-60 years at entry into the Work Site Blood Pressure Study in New York City, New York, for each previous job they had held. The systolic blood pressu...