The findings of the present study will
have potential implications for obesity treatment of obese women in Iranian culture. In current study self-efficacy in
all five subscales, and the total WEL score and BMI increased in intervention group. This finding supports previous
data that showed enhanced self-efficacy in obese women who decreased weight in various treatment [5,6]. Many
studies that investigated the effectiveness of motivational interview on weight reduction support this study
[7,8,9,10]. Motivational interviewing augmented weight loss by increasing attendance at group sessions and
producing more frequent and more comprehensive self-monitoring