Alimohammad, Iraj

Associate Professor, Department of Occupational Health Engineering, Faculty of Health, Iran University of Medical Sciences, Tehran, Iran

[ 1 ] - The Effect of Smoking on Cognitive Performance of Workers in the Automotive Industry

Background and Objectives: Studies have shown the effect of smoking on mental and cognitive performance of the individuals who need to concentrate on their work. The present study aimed to investigate the effect of smoking on cognitive performance of the automotive industry workers.  Methods: In this case-control study conducted in 2018, 280 automotive industry workers were selected through th...

[ 2 ] - A Study of Mental and Physiological Effects of Chronic Exposure to Noise in an Automotive Industry

Background and Objectives: Noise pollution is one of the most harmful physical factors in working environments in developed and developing countries, which has significant impacts on the workers’ quality of life. The aim of this study was to investigate mental and physiological effects of chronic exposure to noise. Methods: This is a cross-sectional study carried out randomly in 2018 on 250 wo...

[ 3 ] - The Effects of Chronical Noise-Exposure on Hearing Ability, Psychological and Mental Attitude of Workers in Automotive Industry

Introduction: Noise is considered as a physical hazard that seriously threatens human health in industrial environments. It is also the most important and influential harmful physical factor in workplace that can affect the individuals’ lifestyle and job. The present study aimed to determine the effects of chronic noise on the hearing ability as well as psychological and mental attitudes of wor...

[ 4 ] - Investigation continuous noise exposure and occupational performance of the workers in the pharmaceutical industry: A Case Study in an Ampoule and Vial Production Industry

Introduction: Exposure to noise is considered as one of the most important health problems in various industries, especially pharmaceutical industry, which can ultimately lead to significant negative effects on labor force and occupational performance. The aim of this study was to investigate the relationship between continuous noise exposure and occupational performance of the workers in the p...

[ 5 ] - Combined Effect of Noise and Smoking on the Cognitive Performance ‎ of Automotive Industry Workers

Introduction: Noise is an environmental stressor and can cause or exacerbate mental disorders along with other stressors, and even affect the individual performance in certain conditions. The aim of this study was to evaluate the combined effects of noise and smoking on cognitive performance of the workers in an automotive industry. Methods: This is a descriptive-analytical study with cross-se...

[ 6 ] - Study of the effect of hand-arm vibration on hand grip strength

Introduction: Musculoskeletal injuries are one of the most common causes of work-related illnes, reimbursement and absence among workers in working environments throughout the world. Among various factors, exposure to vibration is one of the main causes of these injuries. The aim of this study was to investigate the effect of key factors on the occurrence and exacerbation of the effects of expo...

[ 7 ] - Comparison of the risk of musculoskeletal disorders among typical and hard of hearing students in Ilam city

Introduction: inappropriate sitting posture on a bench may be the reason for pain and musculoskeletal disorders in students. Hearing and vision disabilities can be caused by inappropriate sitting postures by students. Therefore, the aim of the present study was to compare the risk of musculoskeletal disorders in typical and hard-of-hearing students in Ilam city. Methods: 20 students with har...