Title Page Page: iii Copyright Page Page: iv Dedication Page: iv Contents Page: vii Preface: Why Is Nutrition Confusing, and What Can Be Done About It? Page: xv Acknowledgments Page: xix 1 Framing Today’s Food and Nutrition Issues Page: 3 What’s this book about? Page: 3 Who should read this book? Is a science background necessary? Page: 4 How do traditional and contemporary diets differ around the world? Page: 8 Who runs the food system? Page: 12 Who produces and provides our food? Page: 15 What are the major food and nutrition challenges impacting human and environmental health? Page: 17 How can we solve food and nutrition problems? Revolution, or evolution? Page: 19 2 Global Food and Nutrition Challenges: People and Planet Page: 22 Who is affected by hunger, food insecurity, and malnutrition? Page: 22 What is obesity, and why is it a health problem? Page: 24 Who suffers from chronic diseases, and what are the leading causes of death globally? Page: 25 What are the causes of food poisoning, and how can it be reduced? Page: 27 How do agriculture and food production contribute to climate change? Page: 29 Are fertilizers farming friend or foe? Page: 31 What’s the problem with pesticides? Page: 33 What is agriculture’s role in water pollution and dead zones? Page: 37 What is the state of seafood, and why does overfishing matter? Page: 38 What are the causes and impacts of food waste? Page: 40 3 How Revolutions, Discoveries, and Inventions Shape Our Diet: Paleo to Present Page: 45 What is the Paleolithic diet? What did hunter–gatherers actually eat? Page: 45 What is the Neolithic Revolution, and how did diets change after the birth of agriculture? Page: 47 How and why did the Industrial Revolution impact food production? Page: 48 What is the Green Revolution, and how did it impact human health and the environment? Page: 50 What is the Genetic Revolution, and how did it affect food production? Page: 51 How have the Digital Revolution and information age impacted our diet? Page: 52 What are the top food inventions and technologies that have shaped how we eat and drink throughout human history? Page: 53 4 Contemporary Food Production, Buzzwords, and Pop Nutrition: Fact or Fiction? Page: 56 What are “processed” foods, and how do they fit into a healthy diet? Page: 56 Do red and processed meats cause cancer? Page: 60 Are canned and frozen foods inferior to fresh? Page: 61 Are “natural,” “raw,” and “clean eating” concepts science, or nonsense? Page: 63 What’s the difference between “organic” and “conventional”? Page: 66 Is “eating local” important for human health and the environment? Page: 70 OMG GMO!? Why is food genetically engineered? Page: 72 Is “grass-fed” beef healthier and more sustainable than “grain-fed”? Page: 74 How does “wild-caught” salmon compare to “farmed”? Page: 75 Is sugar addictive? Page: 77 What are “good bacteria,” and how are they related to “probiotics,” “prebiotics,” and the “microbiome”? Page: 78 Why is breastfeeding important? Page: 80 How does infant formula compare to breast milk? Page: 82 5 Diets and Food Environments Today: Why We Eat the Way We Do Page: 85 What are the influencers and major drivers of eating behavior and food choices in today’s world? Page: 85 What exactly is taste, and why does it differ across person and place? Page: 86 How does the foodscape shape how we eat? Page: 89 Does food advertising impact diet? Page: 90 How have cooking and dining changed in the 21st century? Page: 91 Does snacking or meal timing matter? Page: 94 How do restaurants, cafeterias, and other “away-from-home” options impact diet? Page: 95 What roles do street food and food trucks play? Page: 97 6 A Brief History of Nutrition: Scientific Discoveries and Applications Page: 101 How do we know what we know about food and health? Page: 101 How did the study of food become the science of nutrition? Page: 102 What is nutrification? What is fortification? Page: 104 What other methods are used to nutrify foods? Page: 106 7 Small and Mighty: Vitamins, Minerals, and Phytonutrients Page: 109 What are vitamins? Page: 109 What’s the deal with vitamin D? Page: 110 How do you know whether your vitamin intake is adequate? Should you take a supplement? Page: 111 What roles do salt and other minerals play in our diet, and should you watch your sodium intake? What is the DASH diet? Page: 112 What are phytochemicals? Page: 113 Do carotenoids prevent cancer? Page: 115 8 The Foundation of Nutrition: Carbohydrate, Fat, and Protein Page: 117 What are the different kinds of carbohydrates we eat? Page: 117 What is fiber, and how is it related to health? Page: 119 Are you eating the best carbs for your body? How do digestible carbohydrates, sugar, and high-fructose corn syrup differ? Page: 120 What are the major fats and oils in our diet? Page: 122 How does saturated fat compare to unsaturated fat? Page: 123 Is coconut oil a good choice? What about palm oil? Page: 124 What are omega-3 and omega-6 fatty acids? Page: 126 What is trans fat? Page: 128 Is fat “fattening”? Are low-fat foods healthy? Page: 129 Why are protein and amino acids important? Page: 130 How much protein do we require, and do some people need more than others? Page: 133 Do high-protein diets lead to greater weight loss and improved cardiovascular health? Page: 135 9 Creating a Colorful Plate: Vegetables and Fruits Page: 139 How do vegetables differ nutritionally? Page: 139 What’s special about herbs and spices? Page: 141 What are the various kinds of fruit? Page: 142 When it comes to disease prevention, are some vegetables and fruits better than others? Page: 144 How much vegetables and fruit are we eating, and why should we consume more, of all kinds? Page: 146 10 Whole Grains, Refined Grains, and Gluten Page: 150 What are cereal grains and “pseudograins”? Page: 150 What’s the difference between “whole” and “refined” grains? Page: 151 What is gluten, and are gluten-free diets important for health? Page: 152 Do whole and refined grains differently impact the body? Page: 154 How do you ensure grains are “whole”? Page: 155 11 Plant Protein Power: Beans and Peas, Legumes and Pulses, Nuts and Seeds Page: 157 What are legumes, and why are they unique in nutrition and agriculture? Page: 157 How do legumes impact weight and health? Page: 158 Why do beans produce gas (and can it be mitigated)? Page: 159 Why is soy unique and how is it related to health? Page: 160 What’s in a nut? Page: 161 Are nuts fattening, or associated with increased risk of disease? Page: 162 What’s the current science on nut allergies and prevention? Page: 163 12 Land Animals and Animal-Based Foods Page: 165 What animals are consumed for food, and how do they differ nutritionally? Page: 165 What resources are needed for animal production? Page: 168 What is a concentrated animal feeding operation (CAFO), and why does it matter? Page: 170 Why are antibiotics used in CAFOs, and is it important for human health? Page: 172 Why are hormones used in animal production? Page: 174 Who drinks milk, and what does it offer nutritionally? Page: 175 Are milk and its nutrients related to bone health and osteoporosis? Page: 176 Are milk and dairy products related to obesity, prostate cancer, and other diseases? Page: 177 Why is yogurt unusual? Page: 179 Are egg-white omelets the best choice for heart disease prevention? Page: 181 Are some eggs healthier and more sustainable than others? Page: 182 13 Water Dwellers: Fish and Seafood Page: 186 What are the nutritional benefits of seafood? Page: 186 Does seafood prevent heart disease? What about “fish oil”? Page: 187 What is the state of environmental contamination? Is seafood safe to eat? Page: 188 Is seafood healthy for pregnant and breastfeeding women and young children? Page: 190 What are the benefits and risks of aquaculture? Page: 192 14 Water, Coffee, and Tea: Impacts on Health and Environment Page: 196 Why is water essential for life, and how much do we need? Page: 196 What are the differences between tap and bottled water? Page: 197 Can drinking water help with weight loss, or prevent kidney stones? Page: 199 How are coffee and caffeine unique? Page: 200 How is coffee related to heart health and type 2 diabetes? Page: 202 Is coffee beneficial for other diseases, like depression? Page: 203 What’s behind coffee production? Page: 204 What are the main types of tea? What is kombucha? Page: 205 What are tea’s nutritional and health benefits—and how is green tea distinctive? Page: 207 15 Alcohol and Health: Cheers!? Page: 210 How is alcohol handled in the body? Page: 210 How do wine, beer, spirits, and cocktails differ in calorie and nutrient content? Page: 211 What are the health risks and benefits of alcohol consumption? Page: 212 Does red wine play a special role in heart disease prevention? Page: 215 16 Sweet Drinks: Fruit Juice, Sugar-Sweetened Beverages, and Diet Soda (Pop) Page: 217 How many sugar-sweetened beverages are we drinking, and are they related to obesity? Page: 217 Is drinking fruit juice the same as eating whole fruit? Page: 219 Is fruit juice a nutritious beverage or a risk factor for obesity, type 2 diabetes, and cavities? And is juicing healthy or hooey? Page: 220 Are diet beverages helpful for weight control? Page: 221 17 Putting It All Together: Creating a Health-Giving Diet that Works for You, for Life Page: 227 Is focusing on individual nutrients and foods important for health? Page: 227 Are there universal dietary principles for preventing chronic disease? Page: 228 Is a calorie just a calorie? What mix of fat, carbs, and protein is most effective for weight management? Page: 230 What popular diets are best for weight loss? Page: 233 Do calorie restriction and fasting lead to a longer life, and better health? Page: 234 What are the keys to longevity? What are the “Blue Zones”? Page: 239 What sustainable practices protect people and the planet? Page: 245 Is dietary change possible? Page: 247 18 The Future of Food and Nutrition Page: 250 How will we sustainably feed 10 billion people in 2050—and beyond? Page: 250 How are high tech and big data changing farming? Page: 253 Will food production move to cities? Page: 254 Will genetic engineering of food continue? Page: 255 Will animals still be raised for food? Page: 256 Is “personalized nutrition” hope, or hype? Page: 258 What will dinner look like? Page: 259 How will machines change how we cook and eat? Page: 260 What does food evolution look like? Page: 261 Notes Page: 265 Selected References Page: 273 Index Page: 281
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