Book excerpt: Protect & Defend Your Body!Normally, we don't wait until our car falls apart before we service it. We tune the engine, change the oil, and replace worn tires. Actually, we devote more time, energy, and money to maintaining our automobiles than we do to caring for our personal health. As a Homo Sapiens operator, prepare yourself to learn defensive techniques that will help you end stress and worry. Discover the power of visualization, how to perform your own self-esteem tune-up, and how tobacco, alcohol, and drugs can cause serious breakdowns. Understanding the chemical warfare your body battles every day will help you live a healthier and longer life.Book 3 of a 5-book series. The series teaches youth how our bodies work and what it takes to keep them in top shape.Learner's Workbook The Learner's Workbook contains 142 pages of learner's worksheets, 8 quizzes and 2 motivational posters.