chapter 6 nutrition and weight management. 2 six classes of nutrients carbohydrates fats proteins...

Chapter 6

Nutrition and Weight Management

2

Six Classes of Nutrients

• Carbohydrates• Fats• Proteins• Vitamins• Minerals• Water

3

A Healthy Diet

• Eat a variety of foods• Eat in moderation

4

Carbohydrates

• Glucose• Glycogen• Complex Carbohydrates

5

Protein

• Amino acids

6

Fats (lipids) and Cholesterol

• Saturated • Unsaturated

7

Dietary Fiber

• Dietary fiber – Reduces blood cholesterol level – Can prevent constipation and other colon

disorders• Fiber should not be a part of the pre-exercise

meal as the colon can get very active during sports activity

8

Vitamins

• Water-soluble• Fat-soluble

9

Minerals• Examples:

– Calcium phosphorus– Magnesium– Sodium– Chloride– Iron– Zinc– etc.

10

Water• Essential to life • Dehydration

– Impairs athletic performance and increases the risk of heat-related illness

11

U.S. Department of Agriculture’sDietary Guidelines for Americans

• Eat a variety of foods• Healthiest method of maintaining a

healthy body weight– Balance calories consumed to amount of

calories burned through daily activities

12

U.S. Department of Agriculture’sDietary Guidelines for Americans

• Physical activity is vital for both weight control and good health

• Choose a diet low in saturated fats and cholesterol

• Choose a diet moderate in sugar and sodium