Chapter 5Chapter 5

Nutrition During the Teen Nutrition During the Teen YearsYears

VocabularyVocabulary

NutritionNutrition CaloriesCalories NutrientsNutrients HungerHunger AppetiteAppetite

NutritionNutrition

The process by which the body takes The process by which the body takes in and uses food.in and uses food.

Enjoying a wide variety of healthful Enjoying a wide variety of healthful foods is an important part of good foods is an important part of good nutrition.nutrition.

The Importance of Good NutritionThe Importance of Good Nutrition

Good Nutrition enhances your quality Good Nutrition enhances your quality of life and helps prevent disease. It of life and helps prevent disease. It provides you with the calories and provides you with the calories and nutrients your body needs for a nutrients your body needs for a maximum energy and wellness.maximum energy and wellness.

CaloriesCalories

Calories are units that measure the Calories are units that measure the energy used be the body and the energy used be the body and the energy that foods supply to the body.energy that foods supply to the body.

This energy fuels everything you do, This energy fuels everything you do, from exercising and playing sports to from exercising and playing sports to doing your homework and talking doing your homework and talking with friends.with friends.

NutrientsNutrients

Nutrients are substances in food that Nutrients are substances in food that your body needs to grow, to repair your body needs to grow, to repair itself, and to supply you with energy.itself, and to supply you with energy.

Making healthy food choices will Making healthy food choices will provide your body with the nutrients provide your body with the nutrients it needs to help you look your best it needs to help you look your best and perform at your peak.and perform at your peak.

What influences your food choices?What influences your food choices?

Why do you choose the foods you Why do you choose the foods you do? do?

Taste … If you don’t like it , no Taste … If you don’t like it , no matter how healthy it it, you matter how healthy it it, you probably won’t eat it. probably won’t eat it.

Hunger vs. AppetiteHunger vs. Appetite

Hunger is a need for food, while appetite is Hunger is a need for food, while appetite is a desire for food.a desire for food.

Hunger – Is an unlearned, inborn response. Hunger – Is an unlearned, inborn response. It is a natural physical drive that protects It is a natural physical drive that protects you from starvation… When your stomach you from starvation… When your stomach is empty its walls contract, stimulating is empty its walls contract, stimulating nerve endings. The nerves signal your nerve endings. The nerves signal your brain that your body needs food. When brain that your body needs food. When you eat the walls of your stomach are you eat the walls of your stomach are stretched and are no longer stimulated. stretched and are no longer stimulated.

AppetiteAppetite

Appetite is a desire, rather than a Appetite is a desire, rather than a need, to eat.need, to eat.

The physical need for food isn’t the The physical need for food isn’t the only reason people eat. People eat only reason people eat. People eat just to be “social”, or because the just to be “social”, or because the smell of fresh bread overtakes you smell of fresh bread overtakes you and you just have to have a bite! In and you just have to have a bite! In such cases you are eating in such cases you are eating in response to appetite rather than response to appetite rather than hunger.hunger.

Do your emotions affect when and Do your emotions affect when and what you eat?what you eat?

Yes… You eat when you are stressed, Yes… You eat when you are stressed, frustrated, or bored. Using food to frustrated, or bored. Using food to relieve tension or boredom can cause relieve tension or boredom can cause overeating and unhealthy weight overeating and unhealthy weight gain.gain.

Do environmental factors influence Do environmental factors influence your food choices?your food choices?

YesYes Family, friends, and peersFamily, friends, and peers Cultural and ethnic backgroundsCultural and ethnic backgrounds Convenience and costConvenience and cost AdvertisingAdvertising

Eating nutritious meals as a family Eating nutritious meals as a family can contribute to the health of all can contribute to the health of all family members.family members.