It is warranted that motivation has an influence on behavior. Based on the Social Cognitive Theory, human motivation and action are regulated by forethought Self-efficacy is a significant determinant of the initiation and maintenance of goal-related behaviors. Previous stildies reveal that self efficacy has a significantly direct effect on exercise attendance.One study in older adults with knee pain reveals that people with lower self-efficacy and lower knee strength at baseline had a greater
decline in physical performance and greater self- • reported disability at the 30-month follow-up.Therefore, self-efficacy plays an important role on initiating and continuing exercise behavior, which
is expected to be more beneficial than deteriorative. As an environmental influence to enhance self efficacy, exercise facility location is a factor that could promote self-efficacy for exercise. Therefore, a community-based exercise program is considered
to promote self-efficacy for exercise for women with
• •
nature and intensity of the exercise treatments for osteoarthritis of the knee are not available