Weight Management

Basal Metabolic Rate (BMR)• The amount of energy you need for basic functions:• Breathing• Blood circulation• Growing

• BMR—the rate at which your body uses energy to stay alive when you are in a rested, fasting state, such as just after you wake up in the morning

Calorie Requirements

• On average• Boys require more calories than girls• Active 15 year old boy needs around 3,000

calories• Active 15 year old girl needs 2,300 calories

Healthy Fat• Healthy amount of fat for young women:• 21-33%

• Healthy amount of fat for young men:• 8-20%

• Why do we need fat in our diet??

Overweight• Term used to describe a person who is considered heavy for

his or her height• Potential dangers:• Type 2 diabetes• Heart disease• High blood pressure• Certain types of cancer

Obesity• Condition in which a person has a significant amount of excess

body fat.

• Considered obese when you are over 20% of your recommended weight range (based on your height)

• How do you determine if you are “healthy”, “overweight”, or “obese”?

BMI Chart

Weight Management• How do you calculate BMI?

• Weight management is a program of sensible eating and exercise habits that will help keep weight at a healthy level

Fad Diet• Many people want that “quick fix” and are willing to spend

lots of money for fast results

• Fad diets require major changes in eating habits and promise quick results

• Examples?

• Do fad diets work? Why or why not?

Eating Disorders• Anorexia Nervosa• Involves self-starvation, distorted body image, and extremely low

body weight• Bulimia Nervosa• Repeatedly eats large amounts of food then uses behaviors such

as vomiting or using laxatives to rid the body of the food• Binge eating• Eating large amounts of calories in one sitting

• Purging• Involved vomiting or misusing laxatives to rid the body of food

Food and Digestive Problems• Heartburn• Caused by stomach acid leaking into the esophagus

• Usually caused by over-eating food high in fat

• Ulcers• Open sores in lining of stomach or intestines

• Caused by a bacterium (Helicobacter Pylori)• Stress can make them worse

Food and Digestive Problems• Food allergy• Abnormal response to a food that is triggered by the body’s

immune system• Lactose intolerance• Reduced ability to digest milk sugar “lactose”

• Causes gas, cramps, and diarrhea

• Food-born illness• An illness causes by eating food that contains a toxin or disease-

causing microorganism• Examples?

• Cross contamination• Transfer of contaminants from one food to another

• Examples?