A systematic review and meta-analysis of school-based interventions with health education to reduce body mass index in adolescents aged 10 to 19 years

Key Points

• The review aims to evaluate the effectiveness of school-based health education interventions in reducing body mass index (BMI) in adolescents.
• Conducted a systematic review and meta-analysis of school-based interventions.
• Included interventions targeting adolescents aged 10 to 19 years.
• Focused on multi-component strategies involving teachers, parents, and digital tools.
• Health education interventions led to a statistically significant reduction in BMI among adolescents.
• Multi-component interventions showed greater effectiveness compared to single-component approaches.
• Involvement of stakeholders such as teachers and parents enhanced the effectiveness of interventions.