Unit One 1
Text 1 Catch Them Young 1
Text 2 Hearts and Minds 4
Text 3 Blinded by Bread 7
Text 4 Womb at the Top 10
Text 5 Aging and Caring 13
Unit Two 16
Text 1 Caffeine May Ward Off Parkinson s 16
Text 2 Live Fast,Die Young 19
Text 3 Seeing Pink Helps Smokers Quit 22
Text 4 A Force of Nature? 25
Text 5 Vergil 28
Unit Three 31
Text 1 When the Head Rules the Heart 31
Text 2 High-protein Diets May Help Hearts 34
Text 3 Trigger Happy 37
Text 4 Vital Signs 41
Text 5 From the Foot of the Gurney 44
Unit Four 48
Text 1 Sleep Easy 48
Text 2 Bringing Up Boozers 51
Text 3 Suck It and See 54
Text 4 They Need Your DNA 57
Text 5 Messages 60
Unit Five 64
Text 1 Tainted Air 64
Text 2 Japan May Finally Swallow the Pill 67
Text 3 Nicotine s Fatal Attraction 70
Text 4 Brave New Medicine 73
Text 5 Don t Call Me Larry 77
Text 1 Sounds Alarming 81
Unit Six 81
Text 2 Sins of the Parents 84
Text 3 Obsessions,Compulsions Span Decades 87
Text 4 Brand Not Contraband 90
Text 5 Tactile 94
Unit Seven 98
Text 1 Healthy Vibes 98
Text 2 Cancer Scare for Cellphone Users 102
Text 3 Hair Today,Skin Tomorrow 106
Text 4 Dial F for Fear 109
Text 5 A Case of Mutual Distrust 113
Unit Eight 117
Text 1 Another Reason to Diet 117
Text 2 Insatiable Appetites 121
Text 3 Poisonous Fat 124
Text 4 Patient Heal Thyself? 127
Text 5 My Name Is Jack 131
Unit Nine 135
Text 1 Saved by the Light 135
Text 2 Brain Wave 138
Text 3 Zap It and See 141
Text 4 Education for a Biocomplex Future 144
Text 5 A Visit from My Daughter 148
Unit Ten 153
Text 1 Life,Liberty and the Pursuit of Vegetables 153
Text 2 Add Olive Oil,Lemon and a Clove of Garlic 157
Text 3 Alcohol May Guard Diabetics Hearts 160
Text 4 Reaching Out for World Health 163
Text 5 Be Careful What You Wish for 167
Text 1 Depressed Smokers Ride Immune Downer 171
Unit Eleven 171
Text 2 Emotions Need Forty Winks 175
Text 3 Making Use of Mismatched Donor Marrow 178
Text 4 Not Now,Dr Miracle 181
Text 5 Four-Wheel-Drive Medicine 186
Unit Twelve 190
TeXt 1 A Robot in the Right Vein 190
Text 2 Clearing the Mind 194
Text 3 Ouch!That Hurt 197
Text 4 In Your Face 200
Text 5 A Wake-up Call 204
Unit Thirteen 209
Text 1 Clinics Admit They Take Sperm from Dead Men 209
Text 2 Blame Your Mother 213
Text 3 Don t Blame the Father 216
Text 4 The Coming Revolution 220
Text 5 The Ungifted Physician 224
Unit Fourteen 228
Text 1 Half Fish,Half Robot 228
Text 2 Grow-Your-Own Organs 231
Text 3 Healing the Brain 234
Text 4 Tread Carefully 238
Text 5 A Moment of Clarity 242
Unit Fifteen 247
Text 1 Heavenly Scent 247
Text 2 Fighting the Battle of the Bulge 250
Text 3 Damage Limitation 254
Text 4 Free for A11 257
Text 5 Crossing Over 261
Text 1 Go West,Young Woman 266
Unit Sixteen 266
Text 2 Elixir of Youth 270
Text 3 End of the Road for Brain Evolution 274
Text 4 Waiting for a Miracle 277
Text 5 Whispering Through the Keyhole 281
Unit Seventeen 286
Text 1 Almost Human 286
Text 2 Picture This 290
Text 3 Treat Genetic Diseases Before Birth 293
Text 4 How Many Layers Does It Take 296
Text 5 Sherry and Richard 300
Unit Eighteen 305
Text 1 Seek and Destroy 305
Text 2 Alcoholism Shows Its Youthful Side 309
Text 3 Stop Cancer Before It Starts 312
Text 4 The Last Taboo 316
Text 5 The Most Primitive Sense 320
Unit Nineteen 324
Text 1 Animal Virus Found in Depressed People 324
Text 2 Birth of a Miracle 327
Text 3 Mind Switch Could Help Disabled Regain Control 331
Text 4 The Great Divide? 335
Text 5 Star Material 339
Unit Twenty 344
Text 1 Keep Your Hair On 344
Text 2 Exercise Helps Some Cancer,Heart Patients 348
Text 3 Time s Up 352
Text 4 Cool Heads in a Hot Climate 355
Text 5 Can an Amulet Cure Leukemia? 359
APPENDIX Ⅰ Glossary 363
APPENDIX Ⅱ Key to Reading Comprehension Questions 399