chronological agefunctional agemorbidity of aged Kin 100 1st edition Lecture 26Current LectureAging and Kinesiology● Health Care issues○ older people need more health care● Economic implications○ not working- not contributing to economy● Productivity of aged (skills) issues○ not many people are in the blacksmithing trade anymore○ skills can become lost when individuals retire/die● Functional age not equal to chronological age○ functional age-what people are capable of doing○ tests functional age■ reaction time, muscular strength, vision etc○■ functional age can change more or less rapidly than chronological ageThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.low morbidityhigh morbidity■○ Characteristics of older adults■ low performance■ high variability● variability increases with age■ muscle related changes● reduced muscular strength○ not always consistent change over lifetime● less muscle mass● more slow-twitch fibers○ less fast-twitch fibers● fewer motor units■ cardiovascular changes● lower maximal heart rate● lower max VO2■ sensory motor system● slower reaction time○ increased stimuli increase reaction time■ more so with older people● effects of exercisereaction timeyoungactiveyoung inactiveold active old inactiveslower reaction timeeffect of exercise● slower walking speed● poorer driving● task complexity○ increase complex tasks for elderly so they can respond better when they need to complete complex tasks● balance and falls○ at least ⅓ of people age 65+ fall each year■ of these people ⅓ never walk unaided again○ testing balance■ stand on one leg■ functional reach score■ “nudge” test● give patient nudge from behind and see if they fall■ exercise benefits for older adults● muscle strength● muscular enduranceyoung or oldtimestrength●○ everyone is capable of gaining muscular strength■ Musculoskeletal● bone○ osteoporosis■ resistance training decreases risk ■ women are more susceptible■ estrogen slows bone loss● hormone replacement therapy○ has negative effects for some people■ role of mechanical force● flexibility○ tissues become stiffer with age■ sensorimotor, cognitive & brain function● mens sana in corpore sano● synaptic maintenance● reflexes● balance training○ older pilots■ terminal age-60● can’t be commercial pilot after 60■ aging versus disease● wear out or rust out?○ maintain and encourage physical activity■ affective function● life satisfaction● self- image■ importance of challenges● cognitive○ crosswords● physical■ The elite aging athlete● masters competition● sports med problems○ less likely to get good treatment when you’re 80 because of course your knee will
View Full Document
Unlocking...