The aim of the study: compare the effect of a distant education, multimedia and SMS, health promotion model based on the amount of physical activity in patients with type II diabetes in Bushehr. Inclusion criteria for this study includes having high school diploma, lack of diabetic foot ulcers, passing at least one year after diabetes, and Exclusion criteria includes functional disability to walk without stick, unable to walk one mile (about 1.6 km) without any rest, having cardiovascular disease and the inability to continue to contribute for at least 3 months. This study is a randomized clinical trial on 180 patients (60 in Multimedia, 60 SMS and 60 in the control group) of patients with type II diabetes in Bushehr city. Two groups of multimedia and SMS receive health promotion model-based education on changing physical activity behavior and the control group receives routine clinical education. Participants in all three groups before starting education fill in all questionnaires which include demographic and health promotion model constructs (perceived benefits and barriers, perceived self-efficacy, perceived health status, perceived social support) and seven-day physical activity recall questionnaire. In addition, two weeks after education, health promotion model constructs questionnaires and three months after finishing the second step, all questionnaires (without demographic) will be filled in by participants. The amount of physical activity before and three months after intervention will be evaluated.