This book examines the upheavals of adolescence in 5 sections: puberty, the body and health, sexuality, building identity, and relationships with others. These main themes are handled in simple, practical, and precise ways with regard to diet, hormonal upheavals, daily life, conflicts, psychological changes, schooling, etc. All the questions that parents and teenagers have are covered in depth, from the most common to the most specific: first times, social networking, peak growth, sleep, dating, teen crises, sex life, and relationships.