Transcript W10 Eating Disorders

Eating Disorders
Anorexia Nervosa
• Self-starvation
▫ Essential nutrients are denied (no or little food) so the
body slows down all normal processes to conserve
energy.
• Health consequences
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Low blood pressure / heart rate
Muscle loss / weakness
Dehydration
Fainting / fatigue
Dry hair and skin
• 90-95% are female so, 5-10% are male.
• Similar characteristics:
▫ Preoccupied with weight
 Males may have preoccupation with body building,
weight lifting or toning.
▫ Compulsive exercise
▫ Frequently weighing oneself
▫ Distorted body image
Bulimia Nervosa
• Typically a binge – purge method
▫ Binge – secret periods of quickly eating highcalorie dense foods.
▫ Purge – more than the typical vomiting.
• 80% are female
• Health consequences:
▫ Irregular heartbeat = heart failure = death.
▫ Tooth decay
▫ Ulcers
Signs and Symptoms
(Anorexia & Bulemia)
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Weight loss
No or irregular periods
Fatigue
Decreased concentration
Stress fractures
Muscle injuries
Low heart rate/BP
Heart irregularities
May even have chest pain
• Continued dieting
• Preoccupation with
food/weight
• Frequent trips to
bathroom during and
after meals
• Using laxatives
• Brittle nails/hair
• Dental cavities
• Sensitivity to cold
Binge Eating Disorder
• The most common eating disorder.
▫ Affects about 3% of U.S. adults.
▫ Slightly more common in women than men.
• Signs & symptoms:
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Eat a large amount of food quickly during binge.
Eating a large amount until uncomfortable full.
Eating large amounts of food when not hungry.
Eating alone because embarrassed about amount of food.
May have feelings of guilt or depression after overeating.
Binge Eating Disorder
• Large amounts of food consumed (binge) but
typically NO purging.
▫ This is different than bulemia.
• Complications from binge eating disorder:
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Type 2 Diabetes
High blood pressure
High cholesterol
Heart disease
Certain types of cancer
Prevention
• Look at your own beliefs, attitudes, behaviors
about food, weight, body image, physical
appearance and exercise.
• Open communication
• Healthy modeling. (setting a good example)
• Critical thinking
• Exercise should equal feeling better not looking
better.
• Don’t use food as a reward or punishment
More information
• “Dying to be thin” www.pbs.org
▫ Nova program
Obesity
What is obesity?
• “The most prevalent, fatal, chronic, relapsing
disorder of the 21st century.”
(obesity.org, 2010)
• An excess of adipose tissue
▫ Happens for different reasons
• Currently 66% of Americans are overweight or
obese.
cdc.gov
cdc.gov
cdc.gov
Obesity & Health
• Associated with almost every chronic disease.
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Diabetes
High blood pressure / Heart disease / Stroke
Gallbladder disease
Sleep apnea
Cancer
Causes of obesity
• Bigger portions
 Salty snacks increased from 132 calories to 225
calories
 Soft drinks increased from 144 calories to 193
calories
 Hamburgers increased from 389 calories to 486
calories.
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American Heart Association
 Portion Distortion
Causes: Less Nutrition
• Fruits & Vegetables
▫ Only 14% of children (6-19 y/o) meet the daily
recommendation for 2-4 daily servings of fruit.
▫ Only 20% get the recommended daily serving of
vegetables
• Whole grains
▫ Although at least two servings are recommended:
 Children get less than one serving per day.
Causes: Milk consumption
American Heart Association
Causes: Added sugar
• Found in: soft drinks, fruit drinks, sports
beverages, energy drinks, and processed foods.
American Heart Association
Causes: Eating Out
Approximately 40% of budgeted food money is
spent away from home.
Americans’ spending on fast food:
 Increased from $60 billion to $110 billion in the
last 30 years.
American Heart Association
Causes: Lack of Physical Exercise
• Although at least 30 minutes of moderate
activity is recommended daily.
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Schools have dropped PE classes
Media has replaced activity
Neighborhoods may be unsafe
Work / Commute
Technology
Let’s Move
• http://letsmove.gov/