Adolescent Health Sourcebook, Third Edition, offers parents and teens basic information about growth and development during adolescence and related safety issues. It discusses the importance of routine medical care, adequate nutrition, physical activity, and sleep. It offers facts about reproductive development and the health consequences of sexual decisions. It also describes many of the most common health problems that affect adolescents, including acne, allergies, asthma, diabetes, and infections. Emotional, social, and mental health concerns - including depression, anxiety disorders, self-injury, suicide, and addictions - are also discussed. The book concludes with a glossary of related terms and a directory of resources for additional help and information.