Key words: Healthy Belief Model

Aims: Myocardial Infarction is the most common disease in industrial countries. Changing lifestyle is necessary for decreasing heart diseases. This study had been done with the aim of assessing the effect of healthy belief model application on health behaviors of patients with Myocardial Infarction. Methods: In this quasi-experimental research, 74 samples had been chosen by purposeful sampling method they were in two experimental and control groups in Kermanshah in 2011. Experimental group achieved education based on health belief model for health behaviors and control group achieved traditional education. The data were gathered by a questionnaire with reliability of r=0.81 and collection checklist and statistical analysis with SPSS-18 software and descriptive and inferential statistical tests. Results: The averages age of the two groups were the same and most of the samples were males. There was signification difference between model concepts in both groups in the stage after interference in all elements except nutritional function (p=0.001). Conclusions: In order to increase knowledge and improvement of activity function of the patients with Myocardial Infarction, it is recommended to use health belief model but education with this model did not have any tremendous impact on nutritional function. Please cite this paper as