INTRODUCTION The prevention of reinfection of sexually transmitted infections (STIs) is highly dependent on the level of risk perception and the subsequent adoption of preventive behaviors. While perceived risk is assumed to be key to adoption of preventive measures, the evidence regarding the predictors of perceived risk to STI reinfection are limited. METHODS This paper is based on a cross ...

introduction: obesity is common in patients with cardiovascular disease (cvd) and the vast majority of patients entering into cardiac rehabilitation program (crp) are obese. regarding the gender differences, the risk of developing coronary heart disease (chd) is recognized to be different between obese men and women. so, the purpose of this study was to explore the effect of crp in functional c...

background: there are many risk factors besides age and immune suppression for herpes zoster. family history as a risk factor is suggested in some recent studies. the aim of this study was to evaluate the association between herpes zoster and family history. methods: this case-control study was undertaken in farshchian hospital, hamadan, iran. “case group” included patients with confirmed diagn...

background and aims: nowadays, orofacial clefts are known as the most common orofacial birth defects. several factors are responsible for problem, such as environmental factors, genetic background, nutritional deficiencies such as vitamins, zinc, iron, maternal diseases, exposure to teratogenicagents, smoking, drugs, organic solvents. the aim of this study was to evaluate the of risk factors fr...

background: although the issue of hyperuricemia as a risk factor for cardiovascular diseases (cvd) has been disputed, sev­eral studies have shown an association between hyperuricemia and   several cvd risk factors. the aim of this study was to assess distribution of uric acid level in yazd city, center of iran, and its association with cvd risk factors. methods: from autumn 2004 to summer 2005,...

infertility is believed to be part of the various medical problems that has increased up to 50% since 1955 in the world and 10-15% of couples are already suffering from it. development of industrialization and urbanization in human societies have dramatically changed the human life style and led gradually to the increase of various environmental risk factors. humans are exposed to polluted air,...

conclusions although the frequency of hbsag seropositivity in the present study was close to that observed in the overall iranian population, the seroprevalence of anti-hbc was higher, possibly due to the exposure of the elderly to more risk factors. the risk factors were similar. these included a history of blood transfusions, cupping, hospital admission, endoscopy, or familial hbv/hcv infecti...

perceived risk is an intervening psychosocial construct in marketing and connected to potentially negative outcomes. when studying perceived risk in consumer behavior as purposeful behavior, there is no doubt that the desired outcome of a purchase decision is need satisfaction so that positive outcomes are hoped for and expected. if negative consequences are experienced in buying situations, th...

abstract background: physical activities among adolescents affects health during pubescence and adolescence and decrease in physical activities among adolescents has become a global challenge. the aim of the present study was to define the relation between the level of physical activity among adolescent girls and their health beliefs as personal factor and level of observational learning as env...