Copyright Goodheart-Willcox Co., Inc. Essential Health vii Diseases and Disorders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 348 Chapter 12 Infectious Diseases . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 350 Chapter 13 Sexually Transmitted Infections and HIV/AIDS . . . . . . . . 380 Chapter 14 Noncommunicable Diseases. . . . . . . . . . . . . . . . . . . . . . . . 408 Mental and Emotional Health and Wellness . . . . . . 440 Chapter 15 Achieving Mental and Emotional Health . . . . . . . . . . . . . 442 Chapter 16 Managing the Stress in Your Life . . . . . . . . . . . . . . . . . . . . 472 Chapter 17 Mental Illnesses and Disorders . . . . . . . . . . . . . . . . . . . . . 500 Social Health and Wellness . . . . . . . . . . . . . . . . . . . . . . . . . . . 526 Chapter 18 Healthy Family and Peer Relationships . . . . . . . . . . . . . . 528 Chapter 19 Dealing with Conflict, Violence, and Abuse fl . . . . . . . . . . . 556 The Human Life Cycle. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 588 Chapter 20 Reproduction and Pregnancy . . . . . . . . . . . . . . . . . . . . . . . 590 Chapter 21 Childbirth and Parenting Newborns . . . . . . . . . . . . . . . . . 628 Chapter 22 Human Development across the Life Span . . . . . . . . . . . 660 Background Lessons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 698 Body Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 700 Safety and First Aid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 715 Unit 5 Unit 6 Unit 7 Unit 8 D i d D i d