 This study found that music therapy can be used as an effective alternative treatment for depression in children and adolescents with ADHD. Music therapy improved serotonin levels, reduced cortisol levels, lowered blood pressure and heart rate, and improved psychological well-being. These results suggest that music therapy may be beneficial in reducing symptoms of depression in children and adolescents with ADHD. This article was authored by Jongin Park, Inho Lee, Sung Ji Lee, and others.