Physical activity lab for kines 3502

Physical activity lab for kines 3502 - 1 KIN3502:Testsand

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KIN 3502: Tests and  Measurement in Kinesiology Measuring Physical Activity 1
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What is physical activity? Any bodily movement produced by skeletal  muscle that results in caloric expenditure  (Caspersen, 1989) Physical activity also involves a behavioral  Voluntary 2
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Exercise vs. Physical Activity PA = any movement Exercise  Planned Involving structure Objective of improving fitness All exercise is PA, but all PA is not exercise 3
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Components of Daily Energy  Expenditure Segal KR et al.  Am J Clin Nutr . 1984;40:995-1000.,  Source: Obesity Online Slide Library Thermic  effect  of feeding Energy expenditure  of physical activity Resting energy  expenditure Sedentary Person  (1800 kcal/d) Physically Active Person  (2200 kcal/d) 8% 17% 75% 8% 60% 32% 4
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Components of Daily Energy  Expenditure 5
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MET 1 MET = Energy burned at rest 3.5 ml/kg/min of Oxygen 1 calorie/kg/hour 6
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Intensity of Physical Activity Light < 3 METS (but not sedentary) Sitting doing something, Standing, Slow Walking,  Croquet, Darts Moderate 3-6 METS Walking up to 4 mph, Heavy house/yard work    Vigorous > 6 METS Running, Cross-country skiiing 7
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Physical Activity vs. Physical  Fitness Blair et al 2001 8
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PA and Health- Adults and Older  Adults  Strong Evidence   Lower risk of:  Early death Heart disease Stroke Type 2 diabetes High blood pressure  Adverse blood lipid profile Metabolic syndrome 9
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PA and Health- Adults and Older  Adults  Strong Evidence   Prevention of weight gain Weight loss when combined with diet Improved cardiorespiratory and muscular fitness Prevention of falls Reduced depression Better cognitive function (older adults) US Department of Health and Human Services, PA Guidelines for Americans;  http://www.health.gov/paguidelines/factsheetprof.aspx 10
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PA and Health- Adults and Older  Adults   Moderate to Strong Evidence   Better functional health (older adults) Reduced abdominal obesity 11
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PA and Health- Adults and Older  Adults  Moderate Evidence   Weight maintenance after weight loss Lower risk of hip fracture Increased bone density Improved sleep quality 12
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This note was uploaded on 11/21/2011 for the course KINES 3502 taught by Professor Baker during the Fall '11 term at LSU.

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Physical activity lab for kines 3502 - 1 KIN3502:Testsand

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