The effects of aerobic exercise among adolescents with mild to moderate depressionKaplan and Sadock (as cited in Brollier, Hamrick & Jacobson, 1994) stated that depression, during adolescence, has become an area of ​​growing concern in psychiatry (Kaplan & Sadock, 1991. Kashani, Carlson, Beck, Hoeper, Corcoran, McAllister, Fallahi, Rosenberg, & Reid (as cited in Brollier, Hamrick, & Jacobson, 1994) studied the prevalence of depression in adolescents and reported that approximately 8% of adolescents experienced depressive disorders. Kaplan and Sadock (as cited in Brollier et al., 1994) suggested that new forms are needed of treatment when dealing with adolescents because adolescents often do not respond well to depressive disorders medications, electroconvulsive therapy, and psychotherapy, used on adults. Physical exercise, or physical activity, of an aerobic nature has been widely used as part of the recommended medical treatment for many health problems, and the physiological health benefits associated with exercise have been evaluated. well documented. Brown, Ramierez and Taub (cited in Mihevic, 1982) stated that in recent years physical exercise has also been increasingly used for the treatment of depression. The results of a study conducted by Maroulakis and Zerva (1993) demonstrated that all dimensions of mood are positively influenced by exercise to a significant extent. They went further to state that exercise is the most important natural modulator of mood. There have been many studies examining the effects of aerobic exercise on the depression scores of normal adult patients and adult patients with depression. One such study, conducted by McCann and Holmes (1984), concluded that participation in a strenuous aerobics program... the focus of the article... on the mood of adult women. Perceptual and Motor Skills, 76, 795-801.McCann, I. L., & Holmes, D. S. (1984). Influence of aerobic exercise on depression. Journal of Personality and Social Psychology, 46, 1142-1147.Milhevic, P. M. (1982). Anxiety, depression and exercise. Quest, 33, 140-153.Norris, R., Carroll, D., & Cochrane, R. (1990). The effects of aerobic and anaerobic training on physical fitness, blood pressure, stress and psychological well-being. Journal of Psychosomatic Research, 34, 367-375. Norris, R., Carroll, D., & Cochrane, R. (1991). The effects of physical activity and physical training on psychological stress and well-being in the adolescent population. Journal of Psychosomatic Research, 36, 55-65. Stein, P. N., & Motta, R. W. (1992). Effects of aerobic and nonaerobic exercise on depression and self-concept. Perceptual and motor skills, 74, 79-89.