HRT 255 Study Guide - Spring 2018, Comprehensive Midterm Notes - Hormone Replacement Therapy, Fish As Food, Obesity

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12 Oct 2018
Course
Professor
HRT 255
MIDTERM EXAM
STUDY GUIDE
Fall 2018
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Allison Jung
Professor Li Ge
HRT 2550
Week 1
Evaluating Nutrition Claims
What is nutrition?
Nutrition: scientific discipline that studies food and how food nourishes our body and
influence our healthy
Broad scope and is an interdisciplinary science
o Biological, chemical, physiological, and food science -> diet and disease
relationship
o Behavioral and social science -> factors that influence eating patterns
o Agricultural, economics, political science -> issues related to the food supply
system
o Statistics -> research design and data analysis
Nutrition is a relatively new discipline
o Early research focused on dietary deficiency and illness
Example: Consumption of citrus fruit was found to prevent scurvy
o Chronic disease: diseases of long duration and generally slow progression
One in two adults in the U.S. have a chronic disease and one in four adults
have two or more
USDA Dietary Recommendations from 1950s to 2020
1956-1970s
o 4 or more servings of vegetables and fruits
o 4 or more servings of bread cereal group
o 2 or more servings of meat group
o 2-4 cups of milk depending on age
1984
o 3-5 servings of vegetables
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o 2-4 servings of fruit
o 6-11 servings of grains, cereals, breads
o 2 servings of dairy
o 2-3 servings of meat, eggs, poultry, and fish
o Limited fats and sweets
1992
o 3-5 servings of vegetables
o 2-4 servings of fruits
o 6-11 servings of grains, cereals, breads
o 2-3 servings of dairy
o 2-3 servings of meat, eggs, poultry, and fish
o Limited fats and sugars
Current Eating Patterns in the U.S.
Most people obtain information about diet and health from these sources:
o Newspapers
o Magazine
o Television
o Radio
o Internet
Common Types of Nutrition Misinformation
Food facts and fad diets
o Unusual diets and eating patterns that promote short-term weight loss, with no
concern for long-term weight maintenance or overall health
o Promoting ideas that consume (or non-consuming) certain foods/dietary
supplements will help one lose weight or prevent/cure a disease
o Example: grapefruit diet, low-carb diet
Health fraud
o Similar to food fads and diets, except that it is intentionally misleading with the
expectation that a profit will be gained
o Offering simple, quick, and easy ways to achieve goals that cannot be achieved
quickly or easily
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