the effects of physical, thermal and mechanical parameters on curing microthermal residual stresses are studied, based on the energy method, to present a theoretical solution for prediction of residual stress felds. a fnite element analysis is developed to compare the theoretical and numerical results together. there is found to be a good agreement between the results of the two methods. howeve...

introduction: mental health is an important matter in human life and very effective in personal and social life. the aim of this research is studying the effective factors on mental health in employees working environment. methods: this research is a descriptive-cross sectional study and the sample includes 749 individuals of official staff selected via two-step cluster sampling. the samples we...

introduction:diabetes is a significant and expensive health problem which had influenced all the ages in almost all the countries. increasing prevalence of this disease has been caused by continued changes in lifestyle such as unsuitable nutrition, lack of physical activities and fatness which is often related to modern city life, mechanization and industrialization. it is an expensive disease,...

increased level of stress has negative effects on cognitive functions. thus, it is necessary to identify appropriate strategies to prevent cognitive and motor performance decline. the aim of this research was to study the effect of immobilization stress on learning and memory and the protective role of physical activity in them. from male albino-wistar rats of pastor institute, 32 rats were ran...

background: nowadays job stress is one of the most important health problems that health and safety professionals are facing with. much of previous studies have focused on interventions such as stress management and, they have ignored the role of psychosocial factors in occurrence of job stress. this study investigated the mediator role of supervisor support on the association between work stre...

background: parents of children with developmental problems are always bearing a load of stress. the aim of this study is to compare the stress in mothers of children with different disabilities to each other, considering their demographic background. materials and methods: this was a cross-sectional study conducted in isfahan, iran during 2012 on 285 mothers of 6-12 years old children with chr...

background: there is long-term interest in the effects of stress on health, due to the strain that it places on individuals which can lead to an increased risk of disease. the present study examined degree of perceived job stress related to incidents reporting rate and its dimensions among workers' isfahan steel company. methods: a self-administered anonymous was distributed to 189 workers. the...

mental stress and daily crises comprise a part of physical and mental threats. perceived stress is a physical and mental threat, as well. perceived stress is a psychological process during which the individual considers his/ her physical and psychological welfare as being threatened. since idiopathic thrombocytopenic purpura (itp) is one of the chronic diseases being able to affect patients' pe...

background: life style is the collection of behaviors influenced by individuals' characteristics, social interactions and socio-economic situations. since, pregnancy is a part of life it can change persons' life style. this study has tried to evaluate the relationship between life style and some characteristics of pregnant women. methods: this study was an analytic cross sectional study. the da...