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purposeful physical activity that is planned, structural, and repetitive, and that improves or maintains physical fitness
the ability to carry out daily tasks easily and have enough reserves to respond to unexpected demands
all rhythmic activities that use large muscle groups for and extended period of time
intense, short bursts of activity in which the muscles work so hard that they produce energy without using oxygen
the ability of your heart, lungs, and blood vessels to send fuel and oxygen to your tissues during long periods of moderate, vigorous activity
the ability of your muscles to perform physical tasks over a period of time without tiring
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