Objectives: The purpose of this study was to explaine the association between the prevalence of common diseases and demographic, occupotional factors in elderly staff in IRIB (Tehran center) Regarding the increasing of elderly populationin the world, indluding IRAN, the prevalence of the physical disability in this age range is raised which leads to several unfavarable out comes such as: hospitalization, overuse of health care system and mortality rate. For achiving elderly health and preventing of chronic diseases and decreasing prevalence of elderly common diseases, the firsrt step is indentification of their health status. By which, we can recognise their health and medical needs and also prevent their occurrence. Considring relationship between demographic occupational factors and common disease in elderly staff in radio and television centers , unfortunately, I could not find any article.

Methods & Materials: This study is a cross-sectional one wich was conducted on 152 enderly patient who were reffered to IRIB Clinic and studied for association between demographic and occupational factors with prevalenc of common diseases. In this reaserch a questionnaire contaning demographic information and history of diseases was used. They were complated with elderly paintent. then the phesition examined them. Data were analyzed with analysis of T-test chi-2 and pearson correlation in spss16.

Results: The analysis of our data showed that osteoarthrities (46%), hypertension (36%), heart diseases (35.5%) and diabet (21%) were the most common diseases in elderly patient that were reffered to IRIB clinic during the year 1389. In this study a significant relactionship was observed between osteoarthrities, hypertension, heart disease and age (P=0.000), BMI (P=0.000), Incom level (P=0.000), education (P=0.000) and physical activity (P=0.01) while, ther was no singificany relationship between heart diseases and diabet whit gender (P=0.17), reffering times to the general practitioner and life satisfaction. (P=0.07)

Conclusion: osteoarthrities, heart diseases, Hypertention and diabet are the most common diseases in the elderly staffs in IRIB. According to this study, there is a significant relation between prevalence of common diseases and health related variable. therfore through implementation of such programs like: changing life style, regular and periodic clinical examination ,changing diet habit, we can identification of these diseases in the primary stage and preventation of disability in the future will be possible.