Health Notes
Ch 6
Lesson 2 Fad Diets and Eating Disorders
- Risky Weight Loss Strategies- many strategies fail to produce long-term results but many can also cause serious health problems
- Fad Diets- weight-loss plans that are popular for only a short time
- Hard to stick to
- Do not offer information on eating healthy
- Severely restricts food intake, which leads to not enough nutrients
- Weight loss is usually regained after the “fad” diet
- Liquid Diets-a person replaces all of his or her food intake with a special liquid formula
- very low calorie diets do not meet energy needs
- usually do not provide the body with fiber needed
- these products carry warning labels required by the FDA which state they are recommended to be used under close supervision
- Fasting- abstain from eating.
- Fasting for more than short periods deprives your body of nutrients and energy
- Body begins to break down protein stored in muscle tissue
- May become dehydrated
- Diet Pills- many diet pills suppress appetite
- Cause drowsiness, anxiety, a racing heart
- May cause the body to lose more water than normal leading to ______
- May claim to “block” or “flush” fat from body, but a low-risk pill has not been developed
- ______- repeated pattern of loss and regain of body weight
- some diets cause quick weight loss, which is usually just water weight, as soon as the diet is over, that weight is gained back
- common in people who follow fad diets
- some reports show weight cycling is harmful
- Risks of Eating Disorders
- Eating disorder- an extreme, harmful eating behavior that can cause serious illness or even______
- Exact cause of eating disorders is unknown; may be mental or emotional factors, social and family pressures, perfectionism, or poor body image
- 90% of those with eating disorders are ______
- serious health problems and those who suffer need professional help
* Anorexia Nervosa- disorder in which the irrational fear of becoming obese results in severe weight loss from self-imposed starvation
- a psychological disorder with ______and ______consequences
- Develops most often in teenage girls and young women
- Symptoms include extremely low calorie intake, an obsession with exercising, emotional problems, an unnatural interest in food, a distorted body image, and denial
Health Consequences:
-drastic reduction of body fat, may cause stop of menstruation
- loss of bone density, low body temp, low blood pressure, slowed metabolism
- serious heart problems, irregular heartbeat could lead to cardiac arrest or death
*Bulimia Nervosa- a disorder in which some form of purging or clearing of the
digestive tract follows cycles of overeating
- a person often fasts or follows a strict diet and then binges, or quickly
consumes large amounts of food
- after eating a person may vomit or take laxatives to purge the food from
the body
- symptoms can include distorted body image or an unnatural interest in
food
Heath Consequences:
- serious health problems, even death
- dehydration, kidney damage, irregular heart beat
-destroy tooth enamel, tooth decay, damages to tissues of stomach, esophagus, and mouth
-may cause nutrient deficiency
*Binge Eating Disorder- disorder characterized by compulsive overeating
- consume huge amounts of food at one time but not trying to purge
- food may be a coping mechanism for strong emotional or depression
- requires professional treatment
Health Consequences of binge eating
- unhealthful weight gain
-health problems; type 2 diabetes, heart disease, stroke, high blood
pressure, high cholesterol
Help for Eating Disorders:
- people with eating disorders need professional medical and psychological help
- all eating disorders are serious
- if you believe a friend might be developing an eating disorder, discuss the problem with a parent, counselor, or school nurse
- be supportive of your friends if problem exists