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  1. 1. Nutrition<br />By,<br />Abhishek Shah<br />
  2. 2. NUTRITION<br />
  4. 4. “What Does Science Say You Should Eat?” <br />“…44 million people are clinically obese compared with 30 million a decade ago.”<br />Eating Plan: Eating abundant fruits, vegetables, whole grains, fish, chicken, and vegetable oils.<br />Evidence: 1,21,700 participants over 20yrs of research<br />
  5. 5. What Is Nutrition?<br />THE STUDY OF HOW YOUR BODY USES THE FOOD THAT YOU EAT.<br />
  6. 6. <ul><li>The value of nutrition is an important aspect, but is often neglected by the people in India.
  7. 7. Malnutrition occurs due to starvation.
  8. 8. During starvation the body uses up it’s resources.
  9. 9. In India many deaths occur due to malnutrition.</li></li></ul><li>What is a Nutrient<br /><ul><li>A nutrient is a chemical substance in food that helps to maintain the body. Some provide energy. All help build cells and tissues, regulate bodily processes such as breathing.</li></li></ul><li><ul><li>No single food supplies all the nutrients the body needs to function.</li></li></ul><li>Classification of Nutrients<br /><ul><li>Vitamins
  10. 10. Minerals
  11. 11. Water
  12. 12. Protein
  13. 13. Carbohydrates</li></ul>Sugars<br />Starches<br /><ul><li> Fats</li></ul>Cellulose<br />
  14. 14. What is ACalorie ?<br />A unit used to measure the ENERGY in a Nutrient.<br />
  15. 15. Calories<br />Calories is the energy that your body gets from foods.<br />Your body requires a minimum number of set calories each day<br />If you take in fewer calories than you burn: you lose weight<br />If you take in more calories than you burn: you gain weight<br />
  16. 16. Calories per gram:<br /><ul><li>Protein
  17. 17. Carbohydrates
  18. 18. Fat </li></ul>1 Gram = 4 calories<br />1 Gram = 4 calories<br />1 Gram = 9 calories<br />
  19. 19.
  20. 20.
  21. 21.
  22. 22.
  23. 23.
  24. 24.
  25. 25. Nutrients that have Calories<br /><ul><li>Water
  26. 26. Proteins
  27. 27. Carbohydrates
  28. 28. Fats</li></li></ul><li>Nutrients<br />Water the most essential nutrient (50-60% of body weight)<br />Aids fluid and electrolyte balance<br />Transports molecules and cells<br />Major component of blood<br />
  29. 29. Nutrients<br />How much water is enough?<br />6-8 glasses = 64 oz.<br />Water in food, too<br />Urine should be clear, light or bright yellow<br />Dark yellow urine is a sign of dehydration<br />
  30. 30. Proteins<br />Proteins help build strong and healthy bones, muscles, tissue, and teeth.<br />It also helps make new blood cells, and protect important organs, such as your heart, brain, lungs, and your skin.<br />
  31. 31. Carbohydrates<br />They are the starches and sugars found in foods<br />Potatoes, Pasta, and Bread<br />Body’s Main preferred source of energy<br />They are Classified into<br />Simple<br />Complex<br />
  32. 32. Fats<br />Fats are the most concentrated form of energy, they are very thick substances that do not dissolve in water.<br />Fats in beef, pork, and egg yolks, and dairy foods are higher in saturated fat than in fish or chicken.<br />Unsaturated fat is liquid fat, but has been proven to reduce heart disease.<br />
  33. 33. Essential Nutrients<br /><ul><li>Vitamins
  34. 34. Trace minerals
  35. 35. Minerals</li></li></ul><li> Vitamins<br />These are compounds that help regulate digestion, and metabolism.<br />Vitamins are needed in small amounts, so they are called micronutrients.<br />Vitamins do not have calories in them, but some do give you energy.<br /><ul><li>Vitamins A, D, E, K</li></li></ul><li>Trace Minerals<br />Iron<br />Iron deficiency is the most common nutrient deficiency<br />Anemia results<br />Inability to produce oxygen-carrying hemoglobin<br />10 mg/day for men, 18 mg/day for women<br />Sources are beef, fish, poultry, eggs, peas and nuts<br />
  36. 36. Trace Minerals<br />Others<br />Zinc—meats, fish, poultry, grains, vegetables<br />Manganese—most foods<br />Copper—meats, drinking water<br />Iodine—iodized salt, seafood<br />
  37. 37. Minerals <br />They are inorganic substances that the body cannot manufacture but acts like workers regulating many important body functions.<br />One important mineral in the body is calcium it helps develop strong bones, and build strong teeth.<br />
  38. 38. About our daily diet<br />
  39. 39. The Food Guide Pyramid<br />
  40. 40. Safe Food Handling<br /> Rules for Safely Handling Food:<br />Always wash your hands before handling or preparing foods <br />Wash all surfaces where food will be prepared<br />
  41. 41. Safe Food Handling<br />Rules for Safely Handling Food:<br />Wash all cooking surfaces and utensils<br />Always rinse food that will be eaten raw<br />
  42. 42. Safe Food Handling<br />Rules for Safely Handling Food:<br />Perishable foods must be kept refrigerated until prepared or served<br />
  43. 43. Reason for a Hand Washing Program:<br /><ul><li>Many Studentsdo not routinely wash their hands;
  44. 44. Hand washing is not conducted properly; and
  45. 45. Many studentsdo not understand the importance</li></ul> of hand washing.<br />
  46. 46. How to wash hands:<br /><ul><li>Remove jewelry;
  47. 47. Wet hands with warm water (110º F);
  48. 48. Lather and rub using warm water;
  49. 49. Rinse;
  50. 50. Dry with disposable paper towels; and
  51. 51. Avoid recontamination.</li></li></ul><li>When to wash arms and hands:<br /><ul><li>After touching bare human body parts other than clean</li></ul> hands and clean exposed portions of arms;<br /><ul><li>After using the toilet room;
  52. 52. After coughing, sneezing, using a handkerchief or </li></ul> disposable tissue, using tobacco, eating, or drinking;<br /><ul><li>After handling soiled equipment or utensils; and;
  53. 53. During food preparation, as often as necessary to remove soil and contamination and to prevent cross-contamination when changing tasks.</li></li></ul><li>
  54. 54. Variables which affect nutrient needs:<br />1. Age <br />2. Gender <br />3. Activity Level <br />4. Climate <br />5. Health <br />6. State of nutrition<br />
  55. 55. Ten Dietary Guidelines:<br />Aim for Fitness<br />1. Aim for a healthy weight<br />
  56. 56. 2. Be physically active each day<br />
  57. 57. Build a Healthy Base<br />3. Let the pyramid guide your choices<br />4. Choose a variety of grains daily, especially whole grains<br />5. Choose a variety of fruits and vegetables daily.<br />6. Keep food safe to eat.<br />
  58. 58. Choose Sensibly<br />7. Choose a diet that is low in saturated fat and cholesterol and moderate in total fat <br />8. Choose beverages and foods to moderate your intake of sugars<br />9. Choose and prepare food with less salt<br />
  59. 59. The END!!<br />