Berger ls 7e ch 20


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Berger ls 7e ch 20

  1. 1. Part VII Adulthood: Biosocial Development Chapter Twenty The Aging Process The Impact of Poor Health Habits Measuring Health Variations in Aging
  2. 2. The Aging Process <ul><li>Senescence </li></ul><ul><ul><li>a gradual physical decline related to aging… happens to everyone in every body part but the rate of decline is highly variable </li></ul></ul>
  3. 3. The Aging Process <ul><li>Sense Organs </li></ul><ul><ul><li>senescence varies from organ to organ </li></ul></ul><ul><ul><ul><li>the five senses become less sharp…each organ loses some functions faster than others </li></ul></ul></ul><ul><ul><ul><ul><li>changes in eyesight is the most obvious </li></ul></ul></ul></ul><ul><ul><ul><ul><li>losses occur in hearing </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>the loss of hearing associated with senescence often does not become apparent until after age 60 </li></ul></ul></ul></ul></ul>
  4. 4. The Impact of Poor Health Habits <ul><li>Overeating </li></ul><ul><ul><li>too much eating combined with too little activity </li></ul></ul>
  5. 5. The Impact of Poor Health Habits <ul><li>Obesity </li></ul><ul><ul><li>the leading cause of premature adult death </li></ul></ul><ul><ul><li>a worldwide epidemic, followed by diabetes </li></ul></ul><ul><ul><li>U.S. the global leader in obesity and diabetes </li></ul></ul>
  6. 6. The Impact of Poor Health Habits <ul><li>Obesity </li></ul><ul><ul><li>weight-loss drugs urge caution </li></ul></ul><ul><ul><ul><li>Phen-fen was found to increase the risk of heart disease </li></ul></ul></ul><ul><ul><ul><li>commercial diet drugs are additive and ineffective over time </li></ul></ul></ul><ul><ul><ul><li>other drugs upset the stomach </li></ul></ul></ul><ul><ul><li>surgery </li></ul></ul><ul><ul><ul><li>gastric bypass surgery which permanently alters the anatomy of the digestive system </li></ul></ul></ul><ul><ul><ul><li>death can occur </li></ul></ul></ul>
  7. 7. Variations in Aging <ul><li>rates of aging vary, but they are not random… </li></ul><ul><ul><li>gender </li></ul></ul><ul><ul><li>genes </li></ul></ul><ul><ul><li>ethnicity </li></ul></ul><ul><ul><li>income </li></ul></ul><ul><ul><li>education </li></ul></ul><ul><ul><li>location </li></ul></ul><ul><ul><li>lifestyle </li></ul></ul><ul><ul><li>culture </li></ul></ul><ul><li>… speed up some aspects of senescence and slow down others </li></ul>
  8. 8. Variations in Aging <ul><li>Gender Differences </li></ul><ul><ul><li>In western society, senescence affects women more than men </li></ul></ul><ul><ul><ul><li>small, superficial signs of aging, changes in skin, hair, weight, are noticed more in women. This is due to the influence of culture. </li></ul></ul></ul><ul><ul><ul><li>women age slowly, females live longer worldwide </li></ul></ul></ul><ul><ul><ul><ul><li>twice as many in the U.S. by age 85 </li></ul></ul></ul></ul>
  9. 9. Variations in Aging <ul><li>Socioeconomic Status (SES) </li></ul><ul><ul><li>well-educated, financially secure people live longer, avoid chronic illness and disability, and feel healthier than the average person of their age, sex and ethnicity </li></ul></ul>