PET 3097 Chapter Notes - Chapter 2: Body Mass Index, Cardiorespiratory Fitness, Aerobic Exercise
16 May 2017
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Document Summary
Skill-related physical fitness: ability to play a game or sport, constitutes. Health-related physical fitness: contributes to good health, constitutes. Body composition: proportion of fat to lean tissue, fat-free mass- name for lean tissue; cumulative mass of all body tissues except fat tissue, body mass index (bmi)- formula for estimating body fat. Equals weight in kilograms/height in meters squared or (weight in pounds x. 703)/height in inches: people with the same bmi may not have the same body composition, physical activity improves body composition in the following ways: Fat is lost if caloric intake is held constant. Regular exercise increases muscle and bone mass. Cardiorespiratory fitness: ability of the heart and lungs to work efficiently during sustained exercise bouts. Aerobic exercise- uses large muscle groups that increase heart rate and breathing rate for a sustained time period; improves cardiorespiratory fitness. Anaerobic exercise- short bursts of exercise that last less than three minutes. 2. 5 hours of moderately intense aerobic exercise a week.
