RESEARCH Development of self-imag-u

is available at the end of the articleBackground Adolescence is a period of life when individuals transfer from childhood and their biological, cognitive, psycho-logical, and social characteristics become more adult-like. The key developmental tasks of adolescence are the achievement of biological and sexual maturity, the devel-opment of personal identity, the development of intimate sexual relationships, and finally, the establishment of inde-pendence and autonomy [1]. Adolescence is an intensive period in which the salience of body shape is considerable. New roles are negotiated in areas that are tied to physical appearance [2,3]. Overweight and obesity have become a global epidemic among adolescents of all ethnic and socioeconomic back-grounds. Excess weight is linked to diminished subjective well-being, including a poor quality of life [4], body dissat-isfaction [5], low self-esteem [6], poor academic perform