background: every year more than 2 million people depart from iran to saudi arabia for hajj ritual which can be faced with some different diseases. there are not much information about frequencies and trend of diseases in hajj. the main objective of this study was to determine the trend of prevalent diseases during five consecutive hajj rituals among iranian pilgrims. methods: we established a ...

garbage collectors are occupationally exposed to a variety of airborne contaminants. the main objective of this study was to evaluate the respiratory health of garbage collectors. this study was carried out in fars province, south of iran. a group of 105 garbage collectors and 93 referent subjects were investigated. a standard questionnaire was administered to both groups. furthermore, subjects...

prolonged cough occurs in a large proportion of the 2 million pilgrims who participate in the annual hajj in saudi arabia. there is no unique cause for pilgrims’ respiratory involvement, but several studies suggest a high incidence of influenza as a cause of the disease. to determine influenza vaccine efficacy against respiratory disease in pilgrims, we conducted two similar cohort studies on 5...

Background and Aims: The role of BK and JC polyomaviruses (BKV and JCV) in the causation of respiratory disease and the natural route of transmission has not well been established. The aim of study was to determine the prevalence of BK and JC viruses in 280 respiratory samples and evaluate their contribution to respiratory disease. Materials and Methods: PCR was used to screen specimens for BK...

background : in recent years, due to its distinct geographical circumstances and position in a gorge, and accumulation of pollutants in surface air, isfahan, iran has become one of the most polluted cities in the iran in terms of air pollution. the purpose of this study was to estimate cardiovascular and respiratory diseases attributed to particulate matter of less than 10 microns (pm 10 ) in i...

conclusions to reduce the impacts of particulate matter on health status of people in ilam, necessary training by health systems should be conducted for people, especially those with chronic lung and heart diseases, the elderly and children to reduce their activities on the dusty days. methods pm10 data was taken from the ilam environmental protection agency. the annual morbidity including hosp...

background: many epidemiological studies reported significant associations between air pollution and respiratory hos­pital admissions. proximity of industries to the residential areas may have considerable impacts on air quality and sub­sequently public health. this paper describes the indirect impacts of closing a large steel industry, broken hill proprie­tary (bhp), in the lower hunter region...

At the present time, lung cancer is the leading cause of cancer-related death in males. Diagnostic difficulty makes detection complicated and this, in conjunction with the low survival rate, renders the disease a serious health problem. In-depth knowledge of associated risk factors is therefore called for, in order to prevent or at least reduce the appearance of lung cancer and to open new aven...