Introduction:Depression is one of the most common psychiatric disorders in patients with diabetes that its incidence in addition to the impact on the course of treatment, can be changed the prognosis. This study aimed to determine the effects of progressive muscle relaxation on depression in patients with type 2 diabetes. Methods & Materials: This study was a clinical trial that conducted on 77 patients who referred to Diabetes center of Sabzevar city. The participants completed the Beck Depression Inventory and if they earned 14-28 (mild to moderate depression), included to study. Then, participants after consent, were divided Randomly into two groups of progressive muscle relaxation (n= 37) and control (n= 40).relaxationperformed 2 times a week for 20-30 minuteswithin 6 weeks, under the supervision of a researcher. Beck Depression Inventory was completed at the end of the sixth week again.In analytic measurements of this study used of statistical analysis in SPSS software (Version 16). A P value of < 0.05 was considered to be statistically significant. Results: The mean depression score after intervention in relaxation group compared to control group was ranged from 20.91±4.20 to 11.29±2.85 and from 20.60±4.21 to 19.99±3.61, respectively.According to independent t-test, there was significant differencebetween case and control groups (P<0/001). Paired t-test showed statistically significant difference in terms of depression scores before and after intervention(P<0/001); while in control group had not any statistical significancy (p=0.204) Conclusion:Progressive Muscle Relaxation is effective way to reduce depression in patients with diabetes type 2
