nutrition basics. words to know! nutrition – the science that studies how the body makes use of...

NUTRITION BASICS

WORDS TO KNOW!

NUTRITION – The science that studies how the body makes use of food.

DIET – Everything you eat and drink.

NUTRIENTS – Substances in food.

WORDS TO KNOW CONT.

NUTRIENT DENSITY -The amount of a given nutrient per calorie

CALORIES -The energy measurement of food

THE PROCESS OF SATISFYING HUNGER

1. You need energy2. You feel hungry3. You eat to get rid of hunger4. You feel satisfied5. You need more energy6. The cycle repeats again

WHAT FOOD DOES FOR YOU

It provides energy for daily activity

Eating is an enjoyable activity

SIX NUTRIENTS

Carbohydrates Protein Fat Minerals Vitamins Water

CARBOHYDRATES

Carbohydrates are the primary source of energy. Readily available for daily activities

4 calories

Sources of Carbohydrates: Whole wheat breads Rice Pasta Potatoes

PROTEIN

Protein is essential for body growth and repair of body cells. Especially important for athletes because they work muscles and need protein for recovery

4 calories

Sources of Protein: Meats Eggs Fish Nuts Beans

FATS

Fats are another source of energy. It also protects against temperature changes. Important but eating to much fat = overweight

9 calories

Sources of Fat: Butter Cheese Eggs Meat

VITAMINS

Vitamins help regulate body functions. You need vitamins to help immune system fight infection.

Sources of Vitamins: Fruits Vegetables Whole grain breads

MINERALS

Minerals help your body work properly.

Sources of Minerals: Milk Meats Whole grain cereal

WATER

Water is essential to our body because it carries nutrients. It helps many body functions including removing waste.

Sources of Water: Juices Milk Oranges Watermelon

HOW MUCH SHOULD YOU EAT?

It depends on three factors: Gender

Naturally men eat more than women

Activity level Those more physically active must consume

more calories than less active

Age Important for young people to eat nutritious

because their bodies are growing.

CONSEQUENCES OF A HEALTHY DIET Increased Energy (Breakfast) Maintain a healthy weight Control body composition (weight)

How can a healthy diet positively affect other components???