sci241_week1_reading1[1]

sci241_week1_reading1[1] - Jeff Greenberg/Age Fotostock...

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(Jeff Greenberg/Age Fotostock America, Inc.) C H A P T E R 1 C O N C E P T S The foods you choose determine which nutrients you consume. Nutrient-dense foods provide more essential nutrients in fewer calories. Your nutrient intake affects your health in the short and long terms. Nutrients fuel our bodies, provide structure, and regulate body processes. A healthy diet is based on variety, balance, and moderation. We choose foods for many reasons other than their nutrient content. Advances in nutrition knowledge are made by using the scientific method. Nutrition information should be critically examined before it is accepted as true. Can your food choices today affect your health later in life? Do people naturally choose a healthy diet? Are there foods you should never eat? J u s t A T a s t e
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NBC’s Today Show Foods that Put the ‘Super’ in Supermarket By Phil Lempert, Food Editor (Updated 11:47 A . M . Eastern time, Apr. 22, 2004)—As an increasing number of Americans realize that they are overweight—and therefore more liable to fall victim to heart disease and diabetes—they are taking extra time to read those nutrition labels and seek out the most healthful foods. But with more than 40,000 products in the typical supermarket, this can be a tough task. And while many food marketers claim that their products are the best for your health, only a few can really make that claim. For more information on this article, go to www.msnbc.msn.com/id/4787822/. 1 1 Nutrition: Choices for Health Your Food Choices Affect Your Health What You Eat Determines Your Nutrient Intake Your Nutrient Intake Affects Your Current and Future Health Six Classes of Nutrients Keep Us Alive and Well The Nutrients in Food Provide Energy, Structure, and Regulation Food Provides Other Substances that Have Health Benefits We Choose Foods for Reasons Other than Their Nutrients We Choose Foods that Help Meet Our Emotional and Psychological Needs We Choose from Foods that Are Available to Us We Choose Foods We Have Learned to Eat We Choose Foods that Are Socially Acceptable We Choose Foods that Appeal to Us We Choose Foods that We Think Are Healthy Variety, Balance, and Moderation Are Key to Choosing a Healthy Diet Variety Is Important Because No Single Food Has It All Balance Allows You to Include All Foods In Your Healthy Diet Moderation Means Having Enough But Not Too Much You Can’t Believe All the Nutrition Advice You Hear Nutrition Discoveries Are Made by Using the Scientific Method Common Sense Can Help You Identify Nutrition Misinformation I N T R O D U C T I O N re you concerned about your diet and how it affects your health? You are not alone. More Americans than ever before are seeking information about nu- trition and how to improve their diets. 1 But there is so much information that it is often hard to know what foods to choose and which reports to believe. Should you be cutting down on carbs, supplementing with soy, or drinking calcium-fortified orange juice? Should you believe
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