Maintaining Healthy Weight, Improving Your Personal Fitness
Reaching and Maintaining Health Weight, Improving Your Personal Fitness
When a dietary supplement is considered food and when is it considered a drug? Describe in detail why and when someone would need to take a dietary supplement. Is monitoring your nutritional intake important? Why or Why not? Please provide examples in paragraph form. What is your perception of a healthy diet, why and what does it consist of?
Choosing a Nutritious Diet
· Dietary Guidelines for Eating Right
· Food Guide Pyramids
· Food Labels
· The Three Functions of Food
· The Seven Components of Food
· Dietary Supplements
· Dietary Guidelines for Eating Right
· Food Guide Pyramids
· Food Labels
· The Three Functions of Food
· The Seven Components of Food
· Dietary Supplements
· For most people in the states, good nutrition is a matter of informed choice.
· Marketing and advertising are major influences on food consumption patterns.
· The current American diet consists of too much saturated and trans-fat, refined carbohydrate and sugar, and salt.
Dietary Guidelines for Eating Right
· For example the American Heart Association and American Cancer Society have developed the following guidelines
· Some of the information in these guidelines vary slightly depending on the focus of the guidelines but they are all good guidelines.
· The USDA’s focus is to promote wellness and decrease illness that result from poor nutrition.
· Heart Disease, Cancer, Type 2 Diabetes, GI Diseases, Blood Pressure and Tooth Decay are all affected by what we eat.
· Influences on Dietary Choices
· Family
· Ethnic and religious heritage
· Cultural eating patterns
· Social factors
· Time limitations on thoughtful food shopping and meal preparation
· Stress, which encourages consumption of fat, sugar, and salt (comfort foods)
· Eating in a cafeteria
Food Guide Pyramids
· MyPyramid ( www.MyPyramid.com ) was released in 2005 and is designed to be a flexible online tool.
· It is different than what was recommended a few years ago and is much more specific to the needs of people who are different sizes
· It encourages
· Variety
· Moderation
· Proportions
· Physical activity
· Gradual improvements
· Personalization
©US Dept. of Agriculture
Food Labels
· The U.S. government requires all manufactured foods to carry two food labels:
· Ingredients label
· Nutrition facts label
The Ingredients Label
· The Ingredients Label
· Lists the chemical constituents of a food in descending order by weight
· All the substances used, including other foods (e.g., grains, eggs)
· Natural an
d artificial sweeteners
· Natural and artificial fats
· Natural and artificial thickeners
· Natural and artificial flavorings
· Food colorings
The Nutrition Facts Label
Provides quantitative information on:
Certain nutrients (ingredients), whose consumption should be monitored for good health.
The calorie content of the food.
Lists the percent daily value (PDV) of each nutrient; this is the percentage of the recommended daily amount that is contained in the food.
Seven Components of Food
· Proteins
· Carbohydrates
· Lipids (fats)
· Vitamins
· Phytochemicals
· Minerals
· Water
Digestion
· The mouth is the initial site of digestion.
· Chewed and softened food is passed from the mouth via the esophagus to the stomach for additional breakdown.
· Nutrients are absorbed from the intestines into the blood.
· The liver regulates the release of nutrients.
Non digested material is excreted in feces
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