Brief Contents Unit 1 Promoting a Lifetime of Health and Wellness .............................. 2 Chapter 1 Health and Wellness Fundamentals ........................................................ 4 Chapter 2 Health and Wellness Skills .................................................................. 32 Chapter 3 Interpersonal Skills ............................................................................ 68 Unit 2 Being Mentally and Emotionally Healthy ......................................... 98 Chapter 4 Promoting Mental and Emotional Health ............................................... 100 Chapter 5 Shifting to Positive Thinking............................................................... 140 Chapter 6 Managing the Stress in Your Life ......................................................... 174 Chapter 7 Understanding Mental Illnesses .......................................................... 208 Unit 3 Developing a Healthy Lifestyle ..................................................... 244 Chapter 8 Following a Healthy Diet .................................................................... 246 Chapter 9 Having a Healthy Body Image ............................................................. 296 Chapter 10 Engaging in Physical Activity ............................................................. 326 Unit 4 Avoiding Hazardous Substances ................................................... 360 Chapter 11 Vaping and Tobacco ......................................................................... 362 Chapter 12 Alcohol .......................................................................................... 394 Chapter 13 Medications and Drugs ...................................................................... 422 Unit 5 Establishing Healthy Relationships ............................................... 466 Chapter 14 Maintaining Healthy Relationships ...................................................... 468 Chapter 15 Violence Prevention and Response ...................................................... 514 Unit 6 Protecting Your Health ................................................................ 560 Chapter 16 Personal Safety ............................................................................... 562 Chapter 17 Environmental Health ........................................................................ 608 Unit 7 Understanding Diseases and Disorders .......................................... 642 Chapter 18 Communicable Diseases .................................................................... 644 Chapter 19 Sexually Transmitted Infections and HIV/AIDS ........................................ 672 Chapter 20 Noncommunicable Diseases ............................................................... 700 Unit 8 Human Development and Sexuality .............................................. 732 Chapter 21 The Beginning of Life ........................................................................ 734 Chapter 22 Health Across the Life Span ............................................................... 770 Chapter 23 Understanding Sexuality .................................................................... 800 Chapter 24 Pregnancy Prevention ....................................................................... 824 Background Lesson 1 The Body Systems ................................................. 856 Background Lesson 2 Personal Hygiene .................................................. 868 Background Lesson 3 Sleep .................................................................. 873 viii