In "the best book about the current state of girls and young women in America" (Atlantic), the New York Times-bestselling pediatrician outlines the four biggest threats to girls' psychological growth and how parents can help Girls today are motivated and hardworking. In school, they regularly outperform boys. But beneath their confident exteriors too often lies a brittle sense of self. Girls are much more likely to experience anxiety and depression than boys, and that gap is increasing. In Girls on the Edge, physician and psychologist Leonard Sax identifies four key threats to girls' success: sexual identity, social media, obsessions, and environmental toxins. Sax provides practical advice on how to improve the odds for your daughter. He offers tips on everything from figuring out how much time on Instagram is too much, to helping your daughter choose which sports to play, to finding female-centered activities that provide good role models and opportunities for growth. As urgent as it is inspiring, Girls on the Edge illuminates the way to ensure our daughters grow up to be independent, confident women.