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27 terms

Health Chapter 4: Physical Activity for Life

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cardiorespiratory endurance
ability of heart, lungs, and blood vessels to utilize and send fuel and oxygen to body's tissues during long periods of moderate to vigorous activity
muscular strength
amount of force a muscle can exert
muscle endurance
ability of muscles to perform physical tasks over period of time without becoming fatigued
flexibility
ability to move body part through full range of motion
body composition
ratio of body fat to lean body tissue (including muscle, bone, water, and connective tissue-ligaments, cartilage, tendons)
exercise
purposeful physical activity that is planned, structured, and repetitive that improves or maintains personal fitness
aerobic exercise
activity that uses large muscle groups, rhythmic with oxygen (at least 10 minutes 3 times day or for 20 to 30 minutes at 1 time)
skinfold caliper
gauge that measures thickness of fat beneath fold of skin
anaerobic exercise
intense short bursts of activity which muscles produce energy without oxygen
overload
working body harder than it is normally worked
progression
gradual increase in overload necessary to achieve higher of fitness
specificity
particular exercises and activities improve particular areas of health-related fitness
warm-up
activity that prepares the muscles for work
workout
part of exercise program when activity is performed at its highest peak
F.I.T.T.
frequency, intensity, time/duration, type of activity
resting heart rate
number of times your heart beats in 1 minute when not active (average 72-84 beats)
training program
program of formalized physical preparation for involvement in sport or another physical activity
hydration
taking in fluids so that body functions properly
anabolic steroids
synthetic substances that are similar to male hormone testosterone
health screening
search or check for diseases or disorders that individual would otherwise not have knowledge of or seek help for
steps for training and peak performance
nutrition and hydration, adequate rest, avoiding harmful substances, personal safety, proper equipment
Factors affecting decisions
cost, where one lives, level of health, time and place, personal safety, planning
physical activity program
warm-up, workout, cool-down
harmful substances
anabolic steroids, tobacco, alcohol, drugs (sometimes nutritional supplements)
cool-down
activity that prepares muscles to return to resting state
type in workout
75-80% aerobic, 20-25% anaerobic
sleep
helps body rest and re energize (8-10 hours)