IRCT201206069664N3 IRCT 2012-07-09 Zanjan University of medical sciences and health services The Effect of Progressive Muscle Relaxation on Perceived Stress of Patients with Myocardial Infarction: A Randomized Clinical Trail Progressive Muscle Relaxation and Perceived Stress 2011-11-01 anticipated 66 Complete https://irct.ir/trial/10237 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Prevention. N/A Stress. Intervention 1: Researcher during 16 weeks with a daily visit to the research environment select patients according to inclusion criteria ,then their personal details are collected. training programs in 7 steps (in a 30-minute session, a) For each sample, is designed and implemented. the program include: identification of muscles and muscle groups targeted, training in relaxation techniques, stages of implementation explain and show it by using progressive muscle action by researcher, responding to questions clients in relaxation techniques, the techniques used by the researcher audio tape, do techniques by patients with the researcher, the difference in feelings of physical and mental After performing at the end of relaxation techniques and supervised by the investigator excercise of this technique by the intervention group in home twice each day for 60 days (120 sessions) and contact person with telephone follow-up was achieved. Visiting scholar at the end of 30th and 60th days to complete a questionnaire to collect data(post test). Intervention 2: control group: no intervention.