1. Fad Diets

3. What is a fad diet?
Promotes weight loss by a means other than calorie restriction
Pseudo-scientific, meaning no scientific proof that it works
Short term solution to a long term problem (unhealthy lifestyle)

4. How do fad diets work? One of Three Possible Ways:
Health effects of a food or food group are exaggerated, ex: the cure to a disease, and should be the main part of an individuals diet
Foods are eliminated from a individuals diet because they are thought to be harmful, ex: carbs
Emphasis is placed on eating specific foods to express a particular lifestyle, ex: raw diet

5. Positives & Negatives of Fad Diets
Positives + lose weight fast + little work involved: quick fix + no working out required
Negatives
menu is repetitive
menu lacks adequate nutrition
short term solution
leads to yo-yo dieting
weight cycling may lead to obesity

6. Types of Fad Diets Atkins Diet South Beach Diet Cabbage Soup Diet
Grapefruit Diet
Macrobiotic
Vegan diet
Nutrisystem

7. Atkins Diet What is the Atkins Diet?
Low carb diet, which eliminates refined carbs like sugar, flour and corn syrup
How does it work?
Body burns carbs first, if no carbs available insulin drops and body will burn fat instead (process is called ketosis)
Why people like it
Feel full and satisfied, eat a lot of protein and fat including steak and butter
Negative Effects
Aside from reasons listed on other slide, may increase cholesterol, coronary heart disease, cardiovascular disease, arrhythmia of the heart, osteoporosis and kidney stones

8. Vegan diet What is the vegan diet?
All fish, poultry, meat, and animal products and animal by-products are eliminated from the diet
Animal products include eggs, dairy products, honey, leather, fur, silk, wool, cosmetics and soaps derived from animal products.
How does it work?
Vegan diets are free of cholesterol and generally low in saturated fat
Vegans have significantly lower caloric intake
Acts as a sort of cleanse from processed meats and foods

9. Vegan diet Why people like it
health, environmental, and/or ethical reasons
some people avoid eggs or meat because of conditions associated with their production
Negative Effects
Intense cravings for animal products
Risk being hungry all the time, nerve damage, decreased mental clarity, libido, hormone imbalances, muscle tone decline, fitness performance decline, weight gain, weight loss, colds, brittle nails

10. Diets that work
Diets that work are those that are designed for the long term
A whole new lifestyle
Maintained daily, for the rest of your life (not just a few weeks or a few months)
You should not become sick or weak while on the diet

11. 6 essential nutrients Essential nutrient Why we need it source
carbohydrates
Energy for brain
Fruit, bread, grains, sugars, starchy veg
protein
Building and repairing muscles and cells. Some proteins that we need, our bodies cannot make
Meat, dairy, beans, eggs
fat
Increase absorption of fat-soluble vitamins, omega-3 fats are used in growth and development
Fish, walnuts, vegetable-based oils, seeds, avocado

12. 6 essential nutrients Essential nutrient Why we need it source
vitamins
Vit C is for collagen in blood vessels, bone, ligaments
Vit D is for calcium homeostasis (nerve function, bone development)
Vit C: citrus fruits, strawberries, peppers
Vit D: natural sunlight, dark leafy greens
minerals
Sodium: Normal cell function
Potassium: prevent rise in bp after sodium intake
Sodium: table salt
Potassium: bananas, potatoes, tomatoes

13. 6 essential nutrients Essential nutrient Why we need it source water
Maintains temperature, blood pressure & transports nutrients, removes waste products
Beverages & high-moisture foods (e.g. soups and watermelons)