Unit 3 Developing a Healthy Lifestyle ..................................................... 244 Chapter 8 Following a Healthy Diet ............................................................... 246 Lesson 8.1 What Is Nutrition? ........................................................ 248 Lesson 8.2 Establishing a Healthy Eating Pattern ............................ 256 Lesson 8.3 Choosing and Preparing Nutritious Foods ....................... 270 Lesson 8.4 Managing Your Weight .................................................. 280 Chapter 9 Having a Healthy Body Image ......................................................... 296 Lesson 9.1 Factors That Infl uence Body Image ................................ 298 Lesson 9.2 Disordered Eating and Eating Disorders .......................... 307 Lesson 9.3 Improving Your Body Image ........................................... 315 Chapter 10 Engaging in Physical Activity ......................................................... 326 Lesson 10.1 Understanding Physical Activity and Fitness ................... 328 Lesson 10.2 Getting Enough Physical Activity ................................... 336 Lesson 10.3 Staying Safe During Physical Activity ............................. 348 Unit 4 Avoiding Hazardous Substances ....................................................360 Chapter 11 Vaping and Tobacco ..................................................................... 362 Lesson 11.1 Health Effects of Vaping and Tobacco ............................ 364 Lesson 11.2 Preventing and Treating Tobacco Use ............................. 379 Chapter 12 Alcohol ...................................................................................... 394 Lesson 12.1 Health Effects of Alcohol .............................................. 396 Lesson 12.2 Preventing and Treating Alcohol Abuse ........................... 410 Chapter 13 Medications and Drugs ................................................................. 422 Lesson 13.1 Safe Medication Use .................................................... 424 Lesson 13.2 Medication Abuse ........................................................ 430 Lesson 13.3 Drug Abuse ................................................................. 440 Lesson 13.4 Preventing and Treating Medication and Drug Abuse ....... 454 Unit 5 Establishing Healthy Relationships ............................................... 466 Chapter 14 Maintaining Healthy Relationships .................................................. 468 Lesson 14.1 Qualities of a Healthy Relationship ................................ 470 Lesson 14.2 Supporting Family and Community Relationships ............ 477 Lesson 14.3 Developing Peer Relationships ...................................... 487 x