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Nutrition

Nutrition. Introduction. What is the first thing that comes to mind when you hear the word “nutrition”? Does this differ when you hear the word “food”? What about the word “diet”?. This course. Syllabus review Class expectations Website. Food. Why do you eat what you eat? Environment

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Nutrition

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  1. Nutrition

  2. Introduction • What is the first thing that comes to mind when you hear the word “nutrition”? • Does this differ when you hear the word “food”? • What about the word “diet”?

  3. This course • Syllabus review • Class expectations • Website

  4. Food • Why do you eat what you eat? • Environment • Health • Senses • Culture / Religion • Genetics

  5. Terminology • Nutrients: “Any substance in food that the body can use to obtain energy, synthesize tissues, or regulate functions.” (Insel & Roth, 2010, Pg 11) • Essential Nutrients: • Must be obtained by eating food

  6. Nutrients • Six classes of nutrients: • Carbohydrates • Lipids (fats) • Proteins • Vitamins • Minerals • Water

  7. http://healthvermont.gov/prevent/diabetes/mypyramid.gif

  8. Energy • What is one of the main reasons you eat food? • Energy! • Only three classes of nutrients supply energy • How is energy from food measured? • Kilocalorie vs calorie

  9. Introducing the Nutrients Energy in foods Measured in kilocalories (kcal) Discovering Nutrition, 2010

  10. Recommended Calorie Intake • In General: • However, everyone is different • Gender, age, body size & activity level all play a role.

  11. How much energy do you need? • Resting Metabolic Rate • Basal Metabolic Rate • Your body weight in pounds x 10 = BMR • You’ll need to factor your activity level • BMR x 0.30 for moderate activity • BMR x 0.40 – 0.60 for very physically active • Add BMR + activity for daily calorie needs

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