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15 Cards in this Set

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  • Back
physical activity
any form of movement that causes your body to use snergy
physical fitness
the ability to carry out daily tasks easily and have enough reserve energy to respond to unexpected demands
sedentary lifestyles
a way of life that involves little physical activity
osteoporosis
a condition characterized by a decrease in bone density, producing porous and fragile bones
metabolism
the process by which your body gets energy from food
cardiorespitory endurance
the ability of the heart, lungs, and blood vessels to utilze and send fuel and oxygen to the body's tissues during long periods of moderate-to-vigorous activity
muscular strength
the amount of force a muscle can exert
muscle endurance
the ability of the muscles to perform physical tasks over a period of time without becoming fatigued
flexibility
the ability to move a body part through a full range of motion
body composition
the ratio of body fat to lean body tissue, including music, bone, water, and connective tissue, such as ligaments, cartilage, and tendons
exercise
purposeful physical activity that is planned, structured, and repetitive, and that improves or maintains personal fitness
aerobic eercise
any activity that uses large muscle groups, is rhythmic in nature and can be maintained continuously for at least 10 minutes 3 times a day or for 20-30 min at one time
anaerobic exercise
intense short bursts of activity in chich the muscles work so hard that they produce energy wihought using oxygen
overload working
the body harder than it is normally worked
progression
the gradual increase in overload necessary to achieve higher levels of fitness