2. Chapter 2 Risk Factors: Behavior, Genes, Environment
Lesson 2.1 Factors Affecting Health and Wellness Lesson 2.2 Behavioral Risk Factors Lesson 2.3 Genetic Risk Factors Lesson 2.4 Environmental and Socioeconomic Risk Factors

3. Factors Affecting Health and Wellness
Lesson 2.1
Factors Affecting Health and Wellness

4. Warm-Up
Risk Factors
Risk factors for diseases fall into several categories
Give one example of a disease or disorder related to each of these risk factors.
Genetic
Traumatic
Nutritional
Environmental
Infectious
Behavioral

5. How Scientists Describe Health
Medical scientists monitor characteristics of people to reveal health-related information
Key characteristics
Life expectancy
Life span
Morbidity
Mortality
Quality of life
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6. Life Expectancy
Life expectancy is an estimate of how long a person is likely to live
The average life expectancy has increased significantly in the last 50 years
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7. How does life span differ from life expectancy?
Life span is the actual number of years a person lives
Life expectancy is an estimate of how long a person is likely to live
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8. Morbidity and Mortality
Morbidity describes the presence of a disease, disorder, or injury that affects the health of a population
Mortality describes the number of deaths caused by a disease, disorder, or injury in a population
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9. Quality of Life
Quality of life is a person’s level of satisfaction with various aspects of his or her life
Two individuals can have the same disease but experience a very different quality of life
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10. What are four areas that can be studied to measure a person’s quality of life?
Health and functioning
Psychological and spiritual
Social and economic
Family
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11. What Causes Disease?
Determining the cause of a disease can be complicated and difficult
Problems often result from several causes or interaction of causes
Categories of causes
Genetic
Nutritional
Infectious
Traumatic
Environmental
Behavioral
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12. Myth or Fact?
Having a risk factor for a disease or disorder means that a person is guaranteed to develop that health problem.
MYTH
Fact: Having a risk factor for a disease or disorder does not mean that a person is guaranteed to develop that health problem.
Fact: The more risk factors for a disease or disorder a person has, the greater the chance that he or she will develop the disease or disorder.

13. Behavioral Risk Factors
Lesson 2.2
Behavioral Risk Factors

14. Behavioral Risk Factors
Choices and behaviors that increase a person’s chance of developing a disease, an unhealthy condition, or injury
May begin during youth and continue into adulthood
Click here for the Unit 1 Video, “Making the Right Choices”
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15. Unintended Injuries
Accidental deaths and injuries fall under this title
Car crashes cause most of the injury-related deaths on record
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16. Critical Thinking Distracted Driving Behaviors
What are some types of behavior that teenagers engage in that may increase their risk of having car accidents?
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17. Other Risky Behaviors
Injuries can also arise from other risky behaviors
Not wearing a helmet for some sports
Tobacco, alcohol, and drug use
Teen sexual activity
Excessive sun exposure
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18. Nutrition and Physical Activity
Your health is influenced by
What you eat
How much you eat
Your level of physical activity
Obesity is a risk factor for many serious diseases
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19. Myth or Fact?
Viewing of television, the Internet, movies, and computer games has no impact on health and wellness.
MYTH
Fact: The more hours people watch television, the more likely they are to be overweight or obese.
Fact: The more hours people play video games, the more likely they are to be obese.

20. Sleep Lack of sleep Is associated with poor health
Reduces a person’s resistance to disease
Impairs driving skills
Increases the risk for mental health problems
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21. Lesson 2.3
Genetic Risk Factors

22. Genes Segments of DNA that
Determine the structure and function of your cells
Affect development, personality, and health
Bundled in packages called chromosomes
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23. Genes and Disease The role of genes in disease development varies
Genes specify how your immune system, which helps fight disease, is built
Some inherited diseases are caused by a single gene
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24. Heart Disease, Cancer, and Genes
The causes of heart disease include genetic factors
Genetic factors are associated with some types of cancer
Breast cancer
Colon cancer
Skin cancer
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25. Mental Illness, Obesity, and Genes
Genes are involved in the development of some mental disease and disorders
The tendency to become overweight and obese is rooted in genetics
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26. Critical Thinking Family History
Since you cannot change the genes you receive, what are steps you can take to help prevent genetically linked diseases and disorders?
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27. Environmental and Socioeconomic Risk Factors
Lesson 2.4
Environmental and Socioeconomic Risk Factors

28. Hazards
Aspects of your environment that put you at risk for disease or injury
Environmental risks
Socioeconomic risks
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29. Environmental Risk Factors
The environment includes circumstances, objects, or conditions that surround you in everyday life
Climate and geography present different kinds of risk factors for injury and disease
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30. Hazardous Substances and Work Conditions
Workplace hazards may pose a risk of injury or disease for workers
The physical activity required for a job impacts risk factors
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31. What are some examples of workplace hazards that may be associated with injuries or diseases?
Loud noise
Flying debris
Dangerous chemicals
Power tools
Computer use
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32. Hazards in the Home Various hazards found around the home
Lead: causes poisoning and learning disabilities
Asbestos: causes lung damage and cancer
Radon gas: causes lung cancer
Fire: causes burns, smoke inhalation, and death
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33. Socioeconomic Risk Factors
Include factors such a
Level of education
Income
Status in society
May influence a person’s access to healthcare
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34. Education
Education level may affect a person’s risk for developing diseases, disorders, and health problems
People with more education tend to have a higher life expectancy
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35. Critical Thinking Education and Health
The reason for a correlation between education and health is not clear. Why do you think higher education is linked to better health?
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36. Economic Factors Income level is related to a person’s health
People with a higher income tend to have better health than people with a lower income
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