Nearly 20% of American children and adolescents now have obesity—approximately 14.7 million young people whose current and future health is at serious risk. From metabolic syndrome warning signs appearing in childhood to safe surgical options for severe cases, parents need current, evidence-based information to protect their children’s health. This comprehensive guide covers early detection strategies, the full spectrum of treatment options from lifestyle interventions to adolescent bariatric surgery, and practical steps families can take to address this critical health crisis.