Subjective
Subjective measures of physical activity include self-report questionnaires, activity logs, and diaries. These measures are the most frequently used method of assessing physical activity levels among free-living individuals. These tools vary in their ability to quantify the frequency, intensity, type, and duration of various occupational, sports and leisure, transportation, and household activities over a variety of time frames.
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Objective
Objective measures of physical activity include measures of energy expenditure such as doubly-labeled water, movement monitors such as pedometers and accelerometers, and measures of the physiological responses to physical activity including heart rate monitoring and fitness testing.
Find detailed descriptions for each measure by clicking on the titles below or search for published articles that have used these various objective measures of physical activity.
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