Nutrition Unit 5 Page 282 Good nutrition is

Nutrition Unit 5 Page 282

Good nutrition is essential for maintaining health and providing the energy necessary for optimal physical and mental performance. Poor nutrition is a significant risk factor in many of the leading causes of death in the U. S. , including coronary heart disease, cancer, stroke, and diabetes.

HW Assignment (5 pts. ) l Go to www. mypyramid. gov l Compute your pyramid l PRINT “Your results”

What influences what we eat and drink? l Personal preference l Habit (p. 311) l Ethnic heritage or tradition (p. 319) l Social interactions l Learned behaviors l Convenience and price (p. 318) l Body image l Nutrition (health)

l Eating the right foods can help avoid certain disease, prevent obesity, prevent illness, and help us recover from illness faster. l Individual needs depend on : age, genetics, gender, activity level and other specific conditions

Nutrition Log Project 30 pts. http: //www. nutri-facts. com/ http: //www. dietfacts. com/ http: //www. nutritiondata. com/ Must have: 1. All foods for 5 days 2. Calories, Total Fat, and Saturated Fat for each item 3. Total Each DAY 4. Evaluation (In a 1 page paper, evaluate your diet compared to www. mypyramid. gov)

The 6 Nutrients: 1. Proteins (P. 283) – build and repair body tissue Complete. Incomplete- Carbohydrates (P. 284) – fuels body systems (main source of energy) Complex. Simple. Fiber 2.

Question to think about? ? l Pick a meal l Select healthy choices of protein and poor choices l Select healthy choices of carbs. And poor choices

3. Fats (P. 285) No more than 35% of total calories should come from fat. Dietary Fat Saturated – solid at room temperature (most unhealthy) No more than 10% of calories should come from sat. fat (fried foods) Polyunsaturated – Monounsaturated – Trans-fatty Acids –

l Fat circulating in the blood & body fat Triglycerides (about 95% of total body fat) l Cholesterol (about 5% of body fat) l High Density Lipoproteins (HDL) – Good l Low Density Lipoproteins (LDL) – Bad l

P. 286 4. Vitamins – Enhance the body’s use of carbs. , proteins, and fats. Enhances body systems Fat-Soluble vs. Water Soluble

P. 287 5. Minerals – Vital for healthy growth of the body Macro Minerals vs. Trace Minerals

P. 289 6. Water – most important nutrientinvolved with all body processes Dehydration-

Calorie l Unit of energy produced by food and used by the body Fat = 9 calories per gram l Carbs = 4 calories per gram l Protein = 4 calories per gram l

Weight Control l 1 lb. of body fat = 3, 500 calories l Caloric intake +/- caloric expenditure = weight gain/weight loss l Example Question 1. In a period of 5 days, if a person burns 4, 100 calories a day, and in the same period the person consumes 2, 000 calories a day, how will it affect their body weight?

Metabolism p. 327 l The rate at which food is converted into energy l Basal metabolic rate (BMR) – the number of calories the body uses at rest

Average Caloric Intake Calories 2, 000 (per day) Less than 75 g of total fat Less than 20 g of Saturated Fat

Herbal Supplements P. 288 l Officially classified as food not drugs. l Creatine- l Protein Supplements- *Questions to ask before taking?

Food Labels P. 290 -292 l What to know: Nutrition facts l Serving per container l Calorie listing l Calories from fat l % Daily value l Ingredients l Dates l

Food Health Claims P. 291 Healthy. Fat Free. Low Fat. Lean. Light. Cholesterol Free. Fresh-

Less. High-

Dietary Guidelines P. 299 **Refer to Table Dietary Guidelines for Americans 2005

Food Guide Pyramid P. 295 *Compare with the new Food Guide Pyramid. Designed to promote health, the guidelines are updated every five years. http: //www. mypyramid. gov/ l

What is Healthy Eating?

Eating Disorders P. 334 1. Anorexia Nervosa – when a person starves themselves Signs-

P. 335 2. Bulimia – when a person binges and purges Signs-

Binge Eating & Obesity P. 336 Obesity – 20% over desired body weight