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Introduction to Nutrition

Introduction to Nutrition . Ms. Creel. What is Nutrition ?. The process by which the body takes in and uses food The process of nourishing or being nourished, especially the process by which a living organism assimilates food and uses it for growth and for replacement of tissues

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Introduction to Nutrition

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  1. Introduction to Nutrition Ms. Creel

  2. What is Nutrition ? • The process by which the body takes in and uses food • The process of nourishing or being nourished, especially the process by which a living organism assimilates food and uses it for growth and for replacement of tissues • The study of food intake and food composition and its effects on the human body

  3. Eating Habits • What are some foods you eat on a regular basis? Why? • Eating Habits: why and how people eat, which foods they eat, and with whom they eat • Hunger vs. Appetite • Hunger: a natural physical drive that protects you from starvation • Appetite: a desire, rather than a need, to eat

  4. Influences • Food choices are often influenced by emotions and environments: family, friends, peers • How do emotions influence your eating habits? • We use food to satisfy emotional needs leading to poor eating habits  boredom, stress, depression, frustration, accomplishment • Emotions may also cause us to skip meals and have poor eating habits  depression, sadness, anxiety, frustration

  5. Environmental Influences • Family, friends, peers • Culture • Adult planned meals • Other peoples choices and opinions (persuasion) • Convenience, cost, advertising • Quick preparation for a busy lifestyle • Inexpensive vs. expensive • Location = convenience How does the environment influence what you eat?

  6. Importance of Nutrition • Why is nutrition important in your life? • Provides necessary nutrients for growth and development • Gives you energy • Helps you to stay mentally alert and focused • “Look good, feel good, play good!!!”

  7. Also important because… • Prevents unhealthful weight gain, obesity, type 2 diabetes • Reduces risk of many life threatening conditions: • Heart disease • Stroke • Certain cancers • Osteoporosis: loss of bone density over time

  8. What is a Nutrient? • A chemical substance in food that helps maintain the body • Some provide energy • All help build cells and tissues, and regulate bodily processes such as breathing • No single food supplies all the nutrients the body needs to function

  9. The Six Essential Nutrients Carbohydrates Proteins Fats Vitamins Minerals Water

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