Physical Activity versus Exercise (Oct 3)

Physical Activity versus Exercise (Oct 3) - Physical...

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Physical Activity versus Exercise Physical Activity any body movement carried out by the skeletal muscles that requires energy Exercise Planned, structures, repetitive movement performed specifically to improve or maintain physical fitness
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Physical Fitness Health related fitness Cardiorespiratory endurance Muscular strength Muscular endurance Flexibility Body composition
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Cardiorespiratory Endurance Conditions the heart The heart pumps more blood per heartbeat Resting heart rate slows and resting blood pressure decreases Blood volume increases Blood supply to tissue increases The body can cool itself better Metabolic health improves, which helps the body process fuels and regulates cell function
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Heart Rate What should your heart rate be? 20-24 year old 127-180 BPM 21-30 10-second beats
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Muscular strength The amount of force a muscle can produce with a single maximum effort Help keep the skeleton in maximum alignment Greater muscle mass—higher metabolism Vital for healthy aging Older people lose muscle cells Remaining cells become nonfunctional—lose attachment to the nervous system Need to maintain muscle mass, function and balance with strength training Develop with weights or using the weight of the body for resistance—calisthenics –push-ups
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Muscle Endurance Resist fatigue and sustain a level of muscle tension –hold muscle contraction for a long time or contract a muscle over and over again Important for good posture and to avoid injury Need back and abdominal muscles to hold spine in place to avoid lower back pain Stressing muscles with a great load than usual—develops endurance as well as strength
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This note was uploaded on 11/08/2011 for the course CHLH 304 taught by Professor Staff during the Spring '08 term at University of Illinois, Urbana Champaign.

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Physical Activity versus Exercise (Oct 3) - Physical...

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