xiv Comprehensive Health Copyright Goodheart-Willcox Co., Inc. How Safe Are Energy Drinks? ................................................................................................17 Genes and Cancer..................................................................................................................52 Why Is Jessica Weak and Tired? ............................................................................................78 The Challenge of Avoiding Obesity.......................................................................................120 Recognizing the Signs and Symptoms of Anorexia Nervosa ................................................143 How to Make Time for Physical Activity in a Full Schedule ...................................................178 Getting Too Little Sleep Can Backfi re....................................................................................202 Beware of Sticky Candies! ....................................................................................................242 The Slippery Slope to Addiction ............................................................................................269 The Impact of Alcoholism on a Family ..................................................................................311 Why Huffi ng Even One Time Doesn’t Make Sense ...............................................................335 Do Infl uenza Vaccines Cause the Flu? .................................................................................369 Vaccine for a Sexually Transmitted Infection? .......................................................................393 Recognizing Skin Cancer......................................................................................................427 Recognizing the Signs of Poor Mental and Emotional Health ...............................................459 Why Managing Stress Feels Good and Helps You Stay Healthy ...........................................494 Recognizing the Signs and Symptoms of Phobia .................................................................504 Peer Pressure in Action ........................................................................................................543 Why Do Teenagers Join Gangs? ...........................................................................................568 The Mystery of Twins ............................................................................................................595 The Hungry Infant .................................................................................................................646 What’s Wrong with Grandma? ..............................................................................................690 Making Good Decisions about Sex .......................................................................................744 CASE STUDY Skills for Health and Wellness How to Set a SMART Goal .....................................................................................................23 Put Knowledge to Work...........................................................................................................48 Improving the Nutrition in Your Diet.........................................................................................95 Sticking with Your Weight Loss Plans ....................................................................................123 Improving Body Image ..........................................................................................................149 Increasing Fitness.................................................................................................................182 Getting Sufficient Sleep ........................................................................................................219 Maintaining Good Personal Hygiene .....................................................................................249 Quitting Smoking...................................................................................................................278 Preventing Alcohol-Related Problems...................................................................................307 Avoiding the Abuse of Medications and Other Drugs ............................................................342 Promoting Resistance to Infection ........................................................................................375 Anticipating Challenges to Abstinence: Words, Action, and Preparation ..............................386 Commit to a Healthy Heart ....................................................................................................418 Improving Mental and Emotional Health ...............................................................................467 Reducing Stress....................................................................................................................495 Coping with a Loved One’s Mental Illness or Disorder ..........................................................519 Developing New Friendships.................................................................................................540 Preventing Assault ................................................................................................................579 Managing Your Reproductive Health.....................................................................................603 Understanding Parenting ......................................................................................................635 Healthy Adolescence ............................................................................................................679 Practicing Abstinence............................................................................................................703 Resisting Sexual Pressure ....................................................................................................743