IntroductionWith increasing academic pressure, extracurricular tutoring and interest classes are growing rapidly. This trend is especially evident in youth sports interest classes. Families allocate limited resources to these activities, directly influencing their social capital. This study examines how family social capital affects adolescent participation in extracurricular sports and its broader implications for public health.MethodsThis study uses longitudinal data from the China Family Tracking Survey (CFPS, 2010–2018, N = 12,750) to analyze the relationship between family social capital, extracurricular sports participation, and adolescent health outcomes. A Backpropagation (BP) neural network model was applied to assess the predictive power of family social capital on sports engagement. Public health indicators, such as obesity, anxiety, and depression rates, were also evaluated. Regional disparities were examined to highlight differences between urban and rural areas.ResultsAdolescents from high-social-capital families had significantly higher sports participation (85%) than those from low-social-capital families (25%). They also had lower obesity rates (10% vs. 30%) and re
📖 افتح في inklap 🔗 DOI 📮 اطلب بحثاً