Fully one-third of men ages 22-34 are still living at home with their parents--about a 100 percent increase in the past twenty years. Boys nationwide are increasingly dropping out of school; fewer are going to college. Family physician and research psychologist Dr. Leonard Sax argues that a combination of social, cultural, and biological factors is creating an environment that is literally toxic to boys, ranging from environmental estrogens to the over-prescription of ADHD drugs. And he presents practical solutions—from new ways of controlling boys' use of video games, to innovative education reforms.