the study of knowledge, attitude and practice towards physical activity college students living on campus in shahid beheshti university of medical science

background: regarding prevalence of non-communicable diseases such as primary hypertension, osteoporosis, and cardiovascular diseases that sedentary is responsible for them health policy makers plan to encourage people to do more physical activity. in this study, knowledge, attitude and practice towards physical activity and its related factors of college students living on campus in shahid beheshti university of medical science were determined. methods: in this descriptive analytic survey, 665 individuals college students living on campus in shahid beheshti university of medical science were selected by clustering sampling method. data collected using a questionnaire and analyzed by spss16 (pearson, spearman, anova and t-test). result: 54.9% of the subjects were female and 45.1% were male. mean age of participants was 21.82 years for female and 22.76 years for male. mean scores of knowledge was 73±1.72 for male and 78.901.66± for female. in addition mean scores of attitude was 79.18 for male and 74.33 for female and mean scores of practice was 228.78 minute per week for male and 174.41minute per week for female. conclusion: results indicated that students had no optimal practice towards physical activity. thus, more attention is necessary to be paid by authorities to this specific topic and some measures are essential in training students