Background: The workers of mines, during a working day, are exposed to stress and psychological pressure that certainly affect the efficiency of their work. This study aimed to determine the level of stress, anxiety, and depression in workers of one copper mine in Kerman Province, Iran. Materials and Methods: In this cross-sectional study, 250 workers of the operation unit of one copper mine...

The aim of this study was to investigate the effects of shift work on nutrient intakes, including macronutrient intake and micronutrient intake, in a large sample size. The study population included 2,254 male manual workers, 20-59 yr of age, employed in a factory. A self-administered diet history questionnaire was used. The subjects were classified into 3 groups according to their work schedul...

Background: Shift work can cause problems for workers’ health, especially nurses. This study was done to assess the problems caused by shift work and the nature of the job in nurses of the educational hospitals of Kerman University of Medical Sciences, Iran. Materials and Methods: This was a descriptive study carried out in 2013. The research participants were 159 nurses with and without...

‎in the following text for arbitrary $x$ with at least two elements‎, ‎nonempty countable set $gamma$‎ ‎we make a comparative study on the collection of generalized shift dynamical systems like $(x^gamma,sigma_varphi)$ where $varphi:gammatogamma$ is an arbitrary self-map‎. ‎we pay attention to sub-systems and combinations of generalized shifts with counterexamples regarding devaney‎, ‎exact dev...

Associations between night work and breast cancer risk were investigated in a nested case-control study within a cohort of 49,402 Norwegian nurses. A total of 699 (74%) of the live cases diagnosed in 1990–2007 and 895 (65%) controls, cancer free at the time of sampling, were interviewed about work history and potential risk factors. The odds ratios for risk of breast cancer in relation to diffe...

OBJECTIVES We investigated the effects of fatigue on NK cell function and lymphocyte subpopulations in nurses performing shift work using a longitudinal design. METHODS Fifty-seven female nurses engaged in shift work at a hospital in Japan were selected for our study cohort. The hospital used a counterclockwise rotating three-shift system. Night shifts followed day shifts after a seven-hour i...

Associations between night work and breast cancer risk were investigated in a nested case-control study within a cohort of 49,402 Norwegian nurses. A total of 699 (74%) of the live cases diagnosed in 1990-2007 and 895 (65%) controls, cancer free at the time of sampling, were interviewed about work history and potential risk factors. The odds ratios for risk of breast cancer in relation to diffe...

original article   occupational diseases are any chronic ailment that occurs as a result of work or occupational activity. this study was conducted to examine the frequency and risk factors of some skin and musculoskeletal disorders among nurses at a referral-teaching hospital. all 197 nurses in the hospital from different working shifts were engaged in the study. all nurses filled out a questi...