Background and Purpose: Evaluation of epidemiology of chronic disease in psychiatric veterans can use as guidance for programming of their health. The purpose of current study is evaluation of chronic disease in psychiatric veterans of Iran.

Method: In this cross sectional study we evaluate 970 psychiatric veterans in 2008 that were participated in veteran’s health monitoring project. We complete questioner in their home with examination and clinical interview. Results: Findings show that 46.7% of psychiatric veterans have at least one chronic disease. Respiratory disease with 18.2% was the most common disease. Prevalence other chronic disease were 14.7% for cardiovascular disease, 8.9% for diabetes and 7.5% for urinary system disease.

Discussion: In psychiatric veterans prevalence of cardiovascular, respiratory, urinary and diabetic disease is more than general population. Control of nervous system on other organs can be considered as causal factor of these findings.