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Introduction to Exercise AdherenceChapter 1 (Concept 1.2-1.4)

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+Viewpoint

What is the difference between physical activity and exercise?

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+ Definitions of Important Terms Physical Activity

Any body movement produced by skeletal muscle that results in a substantial increase over the resting energy expenditure

ExercisePlanned, structured and repetitive PA designed to improve or maintain fitness

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+Your Viewpoint

What are the reasons why people exercise?

Unit II: Chapters 1-7

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+Reasons to Exercise

Improved physiological health/physical fitness

Enhanced physical appearance

Improved psychological/emotional health

Improved social relations

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+Your View Point

What prevents people or you from exercising?

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+Barriers to Physical Activity

Convenience/availability

Environmental/ecological factors

Physical limitations

Lack of time*

Boredom/lack of enjoyment

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+Your Viewpoints

Is exercise a therapy?

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+1. Is Physical Activity a Therapy?Chronic physical activity

positively influences health ….

The skeletal system Bone density in youth Likelihood that bone mineral density will be retained in older adults.

The muscle system Hypertrophy Strength and endurance Capillarization & maximal blood flow.

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+Other Common Benefits of

Physical Activity

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Expending approximately 1,000 kilocalories per week in physical activity decreases the risk of all-cause mortality by 20 to 30%(Lee & Skerrett, 2001)

30 to 45 minutes per day of moderate-intensity physical activity is sufficient to reduce risk of colon cancer (Lee, 2007)

4 to 7 hr/week of moderate to vigorous-intensity physical activity in women reduces the risk of breast cancer by 20% (Lee, 2007)

30 minutes of moderate intensity physical activity at least 5 days per week provides a 25 to 36% reduction in the risk of type 2 diabetes (Institute of Medicine, 2007)

Anxiety and depression disorders can be reduced by 20 to 50% by being physically active

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+The End

Concepts 1.2 -1.4

Unit II: Chapters 1-7

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