Transcript Nutrition_Unit_Day_4

Nutrition
(Day 4)
Bell Ringer (Day 4)
• Read pages 315-316 in your health book.
• List the five reasons why some teens are at
risk for developing eating disorders.
Diets and Cancer
• Good dietary habits can promote
health and reduce risk of developing
cancer.
• To reduce the risk of developing
cancer, follow these 7 dietary
guidelines:
1-Avoid Obesity
• Choose a lifestyle that combines healthy
eating with regular physical activity.
• Being overweight or obese increases your
risk for:
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high blood pressure
high blood cholesterol
heart disease
stroke
diabetes
• A healthy weight is key to a long, healthy life.
2-Eat A Variety of Foods
• Gives your body a combination of
nutrients.
• A variety of foods will give your body
antioxidants.
• An antioxidant is a substance that protects
cells from being damaged by oxidation.
3- Eat several Servings of Fruits
and Vegetables
• Fruits and vegetables reduce the risk of
developing cancers of the colon, rectum,
prostate and stomach.
4- Eat Several Servings of Fiber
• Fiber: the part of grains and plant foods
that cannot be digested.
• Eating fiber-rich foods helps you have a
daily bowel movement reducing the risk of
developing cancer of the colon.
5- Limit Fat Intake
• Especially saturated fats.
• Diets high in fats will cause you to gain
weight.
6-Limit Foods that are Smoked,
or Salted
• Increases healthy cells to become
abnormal.
• Limiting these foods will reduce the risks
of developing cancers of the esophagus and
stomach.
7- DO NOT Drink Alcohol
• Changes or kills body cells.
• Robs the body of vitamins needed for
optimal health.
• Avoiding drinking will reduce cancers of
the mouth, liver, throat, and stomach.
Diet & Cardiovascular Diseases
• A Cardiovascular disease is a disease of the
heart and blood vessels.
• Cardiovascular disease is the leading cause
of premature death and disability.
• You can reduce the risk of developing
premature cardiovascular diseases by
practicing the following dietary guidelines.
1- Limit Fat Intake
• Especially saturated fats and foods high in
cholesterol.
• Cholesterol is a fat-like substance made by
the body and found in certain foods.
• This cholesterol can cause
plaque(hardened deposits) to form on
artery walls.
2- Increase Antioxidants
• Antioxidants help prevent wear and tear
in blood vessels.
• Foods that contain the vitamins A, C, & E.
• Ex: (A)carrots, squash, sweet potatoes
• Ex: (C) oranges, pineapple
• Ex: (E) nuts, green vegetables, whole
grains, and breads
3-Limit Your Sodium
• You only need this in
small amount.
• Recommended daily
allowance is 3 Grams
• Ex: Eat fresh foods,
not packaged, taste
food before adding
salt, season with other
spices.
**A level teaspoonful is
just under 2.4 grams of
sodium
Eating Disorders
• An eating disorder is a mental disorder in
which a person has a compelling need to
starve, binge, and purge.
• Binge is to eat large amounts of food over
a short period of time.
• Purge is to rid the body of food by
vomiting or by using laxatives.
Addiction
• An addiction is a compelling need to take a
drug or engage in a specific behavior.
• Eating disorders are addictions.
• There are 5 reasons why some teens are at
risk for developing eating disorders:
5 Reasons
1. Some teens place too much emphasis on
their appearance.
2. Some teens are uncomfortable with their
body.
3. Some teens are perfectionists.
4. Some teens feel their lives are out of
control.
5. Some teens can’t express their emotions.
Obesity
• A Binge eating
disorder is an
eating disorder in
which a person
cannot control
eating and eats in
excessive
amounts.
Obesity Trends* Among U.S. Adults
BRFSS, 2005
(*BMI ≥30, or ~ 30 lbs overweight for 5’ 4” person)
No Data
<10%
10%–14%
15%–19%
20%–24%
25%–29%
≥30%