Abstract The socioeconomic determinants of health have been well studied. In brief, people who are more socially isolated and people who are disadvantaged have poorer health than others (House, Landis & Umberson, 1988). More socially cohesive societies are healthier, with lower mortality (Kawachi & Kennedy, 1997). Many studies have shown the powerful health associations of social connectedness (Putnam, 2001). The evidence on the personal, social, and environmental factors associated with mental health and mental illness has been reviewed by a number of authors (e.g. HEA, 1997; Lahtinen et al., 1999; Wilkinson & Marmot, 1998; Eaton and Harrison, 1998; Patel and Kleinman, 2003). Therefore the aim of present research is Comparison amount of hostility, psychotics and phobic anxiety between active and sedentary men students of Islamic Azad University Omidiyeh Branch (IAUOB). This is a descriptive study that has been done on men students of IAUOB. For evaluation of depression, anxiety and obsession the SCL-90-R (symptom check list-90-Revised) questionnaire by Derogatis and et al (1973) was used. It has 9 dimensions that in this research we just focused on 3 dimensions that mentioned in the title. The statistical population of this research was all men students of University that from them 200 persons (active students= 100 & sedentary students = 100) by randomly filled out the psychiatric symptom questionnaire. After their psychiatric symptom evaluation of statistical sample and collect of information the statistical analyze ion of data has been done by computer and SPSS program with the use of independent samples test method and also a≤0.05. The results show that there is no significant difference between two groups on variable of hostility (p-value=0.632)., psychotics (p-value=0.937).and phobic anxiety (p-value=0.829).