Nutrition for Health

1
Nutrition for Health

• In this chapter, you will Learn About
• Why your body needs nutritious food and what
  influences your food choices.
• How your body uses different nutrients.
• How to follow nutrition guidelines.
• How to use the Pyramid to plan daily meals and
  snacks.

2
The Importance of Nutrition

• In this lesson, you will Learn About
• Why your body needs nutritious food.
• What influences your food choices.
• The difference between appetite and hunger.
• Getting the nutrients you need.

3
The Importance of Nutrition

• The Vocabulary terms in this lesson are
• Calories.
• Nutrients.
• Nutrition.
• Appetite.
• Hunger.
• Nutrient deficiency.

4
Why You Need Nutritious Food

• One important reason you eat is to take in
  calories.
• Food also provides nutrients. Nutrients have many
  important roles, including
• giving you energy.
• building new tissues and repairing cells.
• helping your bodys processes and systems run
  smoothly.
• Good nutrition is one of the main factors in
  building and maintaining good health.

5
What Influences Your Food Choices?

• Food choices are influenced by many different
  factors.
• Appetite and Hunger Appetite is the
  psychological desire for food hunger is the
  physical need for food.
• Emotions - Using food as a way of dealing with
  negative emotions is not healthy. People who eat
  to relieve stress or boredom need to develop more
  appropriate coping skills.

6
Factors That Influence Food Choices
Factors Description
Family and friends You may prefer certain foods, like burritos or vegetable stir-fry, because you have grown up eating them at home.
Cultural background Different cultures have different traditions about what they eat, and perhaps where, how, and with whom they eat.
Food availability Some foods are regional, growing only in certain areas. Some are seasonal and available only in certain months.
Time and money resources Schedules and budgets affect a familys food choices.
Advertising Ads can influence our choices of certain brands and products and may persuade us to try new foods.
Knowledge of nutrition The more you know about the nutrients in different foods, the better able you are to choose foods that supply the health benefits that you need.
Personal preferences Your personal likes and dislikes and overall health goals contribute to your food choices.
7
Getting the Nutrients You Need

• Everyone needs the same nutrients to maintain
  good health, but the amount of nutrients needed
  depends on a persons age, gender, state of
  health, and level of activity.
• As a teen, you need more calcium for building
  strong bones. You also need more iron because
  your body makes more red blood cells as you grow.
  
• When you do not get enough of a particular
  nutrient, you could have a nutrient deficiency.

8
Reviewing Terms and Facts
Nutrition

1. ________ is the process of using food and its
   substances to help your body have energy, grow,
   develop, and work properly.

9
Reviewing Terms and Facts

• What is the difference between appetite and
  hunger?

• Appetite is the psychological desire for food and
  hunger is the physical need for food.

10
Thinking Critically

1. How is it possible to have plenty of food and yet
   be poorly nourished?