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Questions and Answers
What distinguishes leisure-time physical activity from other forms of physical activity?
What distinguishes leisure-time physical activity from other forms of physical activity?
Which factor does NOT typically affect lifestyle physical activity?
Which factor does NOT typically affect lifestyle physical activity?
Which individual would likely be considered more physically active based on lifestyle activity definitions?
Which individual would likely be considered more physically active based on lifestyle activity definitions?
What is relative risk in the context of physical activity studies?
What is relative risk in the context of physical activity studies?
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Which of the following activities is considered an example of occupational activity?
Which of the following activities is considered an example of occupational activity?
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What constitutes sedentary behavior?
What constitutes sedentary behavior?
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How much time do American adults spend in sedentary behavior daily, not including sleep?
How much time do American adults spend in sedentary behavior daily, not including sleep?
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What is the increase in waist circumference associated with every 10% increase in sedentary time?
What is the increase in waist circumference associated with every 10% increase in sedentary time?
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What does the term MET stand for in physical activity?
What does the term MET stand for in physical activity?
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Which of the following is a negative consequence of sedentary behavior?
Which of the following is a negative consequence of sedentary behavior?
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What happens to insulin sensitivity after sitting for an hour?
What happens to insulin sensitivity after sitting for an hour?
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At rest, what is the estimated MET level for most individuals?
At rest, what is the estimated MET level for most individuals?
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How is physical fitness defined in relation to physical activity?
How is physical fitness defined in relation to physical activity?
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What is the likelihood of dying from heart disease for those who watch TV three or more hours daily?
What is the likelihood of dying from heart disease for those who watch TV three or more hours daily?
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What is the relationship between physical activity, fitness, and health as described?
What is the relationship between physical activity, fitness, and health as described?
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What effect can physical activity participation have on sedentary behavior?
What effect can physical activity participation have on sedentary behavior?
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Which of the following best describes the relationship between sedentary behavior and abnormal glucose metabolism?
Which of the following best describes the relationship between sedentary behavior and abnormal glucose metabolism?
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What is the energy expenditure at 3.5 METs compared to 1 MET?
What is the energy expenditure at 3.5 METs compared to 1 MET?
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Which activity is classified as having a light physical activity intensity?
Which activity is classified as having a light physical activity intensity?
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Which of the following statements about sedentary behavior is true?
Which of the following statements about sedentary behavior is true?
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How does improved fitness generally occur?
How does improved fitness generally occur?
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Which of the following is NOT a component of fitness?
Which of the following is NOT a component of fitness?
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What is the variable associated with Muscular Endurance?
What is the variable associated with Muscular Endurance?
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Which of the following is NOT a prescription variable for exercise?
Which of the following is NOT a prescription variable for exercise?
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Which type of physical activity includes ADLs (Activities of Daily Living)?
Which type of physical activity includes ADLs (Activities of Daily Living)?
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What is the primary reason why we know humans are engineered for physical activity?
What is the primary reason why we know humans are engineered for physical activity?
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Which factor does NOT influence Lifestyle physical activity?
Which factor does NOT influence Lifestyle physical activity?
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Why is lifestyle physical activity so important?
Why is lifestyle physical activity so important?
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Which of the following is NOT a benefit of structured exercise?
Which of the following is NOT a benefit of structured exercise?
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Study Notes
Lifestyle Physical Activity
- Lifestyle physical activity is activity performed for a task outcome, including ADLs, occupational activity, and physical transportation.
- A person with a physically demanding job may be more active compared to someone with a desk job who exercises for an hour daily.
What Factors Affect Lifestyle PA?
- Factors affecting lifestyle physical activity (PA) include PHAWG (not further defined in the provided text).
Leisure Time Physical Activity
- Leisure-time physical activity involves activity performed for the activity itself, instead of a task.
Exercise
- Exercise is planned, structured, and repetitive activity designed to improve or maintain fitness, performance, or health.
- Includes variables such as frequency, intensity, duration, and mode.
Components of Fitness
- Cardiovascular fitness (VO2 max)
- Muscular strength (maximal force)
- Muscular endurance (repeated submaximal force)
- Body composition (body fat percentage)
- Flexibility (range of motion)
Classifications of Physical Activity
- Classifications include lifestyle activity, physical activity, leisure time activity, exercise, sports/hobbies, occupational activity, and ADLs.
Defining Sedentary Behavior
- Sedentary behavior involves activities with minimal energy expenditure above resting levels.
- Examples include watching TV, using computers, or sitting at a desk.
- Sedentary behavior is associated with negative health effects, even independent of physical activity levels.
What Happens When You Sit?
- Caloric demand decreases shortly after sitting.
- After an hour, fat oxidation and insulin sensitivity also decrease.
- Prolonged sedentary time increases the risk of abnormal glucose and lipid metabolism, type 2 diabetes, and mortality.
Physical Activity Intensity
- MET levels are used to describe activity intensity: Light (<3.0 METs), Moderate (3.0-6.0 METs), and Vigorous (>6.0 METs). This is related to oxygen consumption.
- Examples of activities at different MET levels are provided.
Physical Fitness
- Physical fitness is the ability to complete physical tasks or activities without undue stress or fatigue.
- Physical fitness has health-related components like cardiorespiratory endurance, body composition, muscular strength & endurance, and flexibility.
- Physical fitness also has skill-related components such as agility, balance, coordination, power, and speed.
Relationship of PA, Fitness, and Health
- Physical activity improves fitness which in turn improves health.
- The intensity of the activity can affect cardiovascular fitness, potentially reducing risk of mortality.
- Relationships are represented in several graphs showing various activity levels and their respective health effects.
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Description
This quiz covers essential aspects of lifestyle physical activity, including its definition and factors affecting it. Additionally, it explores various components of fitness such as cardiovascular health, muscular strength, and exercise planning. Test your knowledge on how daily activities and structured exercise contribute to overall health.