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physical capacities that contribute to health: cardiorespiratory endurance, muscular strength, muscular endurance, flexibilty, and body compostion
the ability of the body to perform prolonged, large-muscle, dynamic exercise at moderate to high levels of intensity
the sum of all the vital processes by which food , energy and nutrients are made available to the body
the ability of a muscle to remain contracted or to contract repeatedly for a long period of time
the ability to move joints through their full range of motion; many factors such joint structure affect; needed in everyday routines
the nonfat component of the human body, consisting of skeletal muscle, bone, and water
physical capabilities that contribute to performance in a sport or an activity: speed, power, agility, balance, coordination, and reaction time
the performance of different types of activities that cause the body to adapt and improve its level of fitness
the training principle that the body adapts to the particular type and amount of stress placed on it
the training principle that placing increasing amounts of stress on the body causes adaptations that improve fitness; too little exercise--will have no effect on fitness too much--may cause injury
the training principle that fitness improvements are lost when demands on the body are lowered
exercise stress test
a test usually administered on a treadmill or cycle ergometer that involves analysis of the changes in electrical activity in the heart from an electrocardiogram (EKG, ECG) taken during exercise; used to determine if any heart disease is present and to assess current fitness level
graded exercise test (GXT)
an exercise test that starts at an easy intensity and progresses to maximum capacity
a condition caused by training too much or too intensely; characterized by lack of energy, decreased physical performance, and aching muscles and joints
cognitive function--the ability of the brain to learn, remember, think, and reason
Exercise improves _____.
For substantial health benefits, adults should do at least ______ a week of moderate intensity aerobic physical activity
For more extensive health benefits, adults should do _______ a week of moderate-intensity activity.
2 or more
Adults should do muscle strengthening activities that are moderate to high intensity and involve all major muscle groups ______ days per week.
public health and individual well-being
If Americans who are currently sedentary increased their activity level to 30 minutes per day, then there would be an enormous benefit to ________.
150 mins. per week of exercise may not be enough for people who are trying to manage their weight, and may need to do up to _______ per day of physical activity.
F: frequency-how often I: intensity-how hard T: time-how long (duration) T: type-mode of activity
heart's abilty to pump blood, energy-generating capacity of the cells,
Levels of fitness depend on what?
prolonged, large-muscle dynamic exercises--depends on lungs ability and bloodstream
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