During our adolescent years, we leave behind our childish ways to enter a long process to carry us into adulthood. Often times, we are not aware of exactly how often this phase of continuous change occurs. In this book, you will find answers to important questions regarding adolescence, like menses in girls and the first wet dream (ejaculation) in boys. Also, it will point out the ideal moment to start having sexual relations and methods to protect themselves from pregnancy and sexually transmitted diseases during this period. The subject matter dealt with in this book will be of great help for the adolescents that find themselves with unanswered questions during this period of their lives and also for parents to be able to understand the changes that their children are going through during this phase.