Food and Diet


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Food and Diet

  1. 1. Quick Write #1  List the foods you ate yesterday.  Do you think that you made healthful choices?  If not, what would have been some more healthful choices?
  2. 2. Food and Diet Food NutritionDaily Performance
  3. 3. Nutrients Substances in foods that your body needs in order to grow, have energy, and stay healthy
  4. 4. 6 Types of Nutrients Carbohydrates Proteins Fats Vitamins Minerals Water
  5. 5. Carbohydrates Starches and sugars that provide energy  Starches: rice, bread, pasta, potatoes, beans, and corn  Sugars: milk, fruit, honey All other sugars are not needed for your body!
  6. 6. Proteins Used to repair body cells and tissues  Complete proteins: amino acids that are found in animal sources, such as meat, dairy products, and eggs  Incomplete proteins: amino acids that are found in plant foods, such as beans, nuts, and grains
  7. 7. Fats Nutrients that supply energy, keep the skin healthy, and promote normal growth Transport certain vitamins through the body and help build cell membranes
  8. 8. More fats… Saturated fats—solid at room temperature  butter, fats in meat, poultry, and dairy products  NOT GOOD FOR YOU! Unsaturated fats—liquid at room temperature,  plant sources, vegetable oils, nuts, olives, and avocados  GOOD FOR YOU!
  9. 9. Vitamins Substances that help regulate the body’s functions Your body needs vitamins to produce energy, fight infections, and to help with other tasks  Water soluble: dissolve in water and have to be replaced everyday  Fat soluble: dissolve in fat
  10. 10. Minerals Nutrients that strengthen bones and teeth Help keep blood healthy Keep the heart and other organs working properly
  11. 11. More minerals… Calcium, Magnesium, Phosphorus—helps and renews your bones Iron—needed for making red blood cells Sodium—salt your body makes  Youdon’t need to add it to your food 
  12. 12. Water Helps with digestion, carries nutrients throughout the body, removes wastes from the body, and regulates body temperature Drink 8-10 glasses of water each day, or 3 water bottles from the machine at school!
  13. 13. Fiber  The part of grains, fruits, and vegetables that the body cannot break down.  It moves wastes out of your system, and may also prevent some diseases.  Found in fruits, veggies, whole grain cereals, and brown rice.
  14. 14. Cholesterol A waxy substance used by the body to build cells and make other substances. Fat count should not exceed 30% of daily calories
  15. 15. ABC’s of Good Health Aim for fitness  60 minutes of exercise each day Build a healthy base  eat a variety of healthy foods Choose sensibly  good nutrition means avoiding fats, sugar, salt, and cholesterol
  16. 16. Food Labels
  17. 17. Quick Interview… Interview your partner about their food choices and physical activity.  What did you eat for breakfast and lunch today?  How did you exercise yesterday?
  18. 18. Food Guide Pyramid A guide for making healthful daily food choices.
  19. 19. What is a serving? Bread, cereal, rice, pasta: 6-11 servings/Baseball Fruit: 2-4 servings/Tennis Ball Veggies: 3-5 servings/Tennis Ball Dairy: 2-3 servings/4 Dice Meat, beans, eggs, nuts: 2-3 servings/Deck of Cards Fats, oils, sweets: few servings, if any/Matchbook
  20. 20. 3 BIG or 5 small? It’s all about preference!  3 big—tend to overload  5 small—energy all day long 
  21. 21. START SMART! Breakfast is the most important meal! You need fresh energy (food) when you wake up. Make sure you get carbohydrates and protein.
  22. 22. Study Intervention Look at your “Quick Interview” results. Design a one day meal plan for your partner.  Breakfast  Snack  Lunch  Snack  Dinner
  23. 23. Calorie Unit of energy that is burned with physical activity When we talk about calories in foods…we’re talking about the energy- producing potential of that food Calories turn into fat if you don’t use them.
  24. 24. Activity/Total Calories Used Per Hour  Washing Dishes 100  Laundry 100  Walking up the stairs 400  Taking a bike ride 280  Raking leaves 220  Ballroom Dancing 125-310  Canoeing (slowly) 180-200  Cooking 185-200  Walking Slowly (2-1/2 mph) 210-230  Cleaning 235-355  Brisk Walking (4 mph) 250-345  Aerobic Dancing 480-625  Swimming 480-625
  25. 25. Body in Balance Physical Activity (PA)—any body movement that results in using energy Calorie (Food)—unit of energy that is burned with physical activity Food > PA = Gain Weight Food < PA = Lose Weight Food = PA = Maintain Weight
  26. 26. Application Compare and contrast the food labels.