“…The program does include some components that are corroborated by research, such as interactive learning strategies [24, 25, 37, 38], but is partly based on resistance training, which is not supported in the literature [36]. Encouragement is fueled by rewards through competitions and prizes, which have received some support for effectiveness in improving health behaviors [46]. Further, the Triad intervention followed the pupils for an extended period of time and focused on strengthening social and moral competencies and improving social relations with adults, which is supported by research [40, 41].…”