"This text demonstrates the influence that social media has in all aspects of young lives and summarizes the latest research findings on more than a dozen different aspects of social media as they relate to youth mental health. It is divided into two sections: Part 1 examines youth and social media use through multiple lenses of adolescent development, and Part 2 considers social media’s clinical applications and implications for youth. The goal is to provide a comprehensive look at the impact of social media on the mental health of young people today and a foundational framework from which mental health professionals, policymakers, industry leaders, and researchers can consider a renewed phase of innovation that puts youth health and well-being at the forefront"--