Chapter 4 Notes
Chapter 4 Notes HDF 247
Popular in Intro to Gerontology
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This 3 page Class Notes was uploaded by Aimee Kalczuk on Wednesday September 2, 2015. The Class Notes belongs to HDF 247 at Central Michigan University taught by Ko, Han-Jung in Summer 2015. Since its upload, it has received 81 views. For similar materials see Intro to Gerontology in Human Development at Central Michigan University.
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Date Created: 09/02/15
Chapter 4 The Demography of Aging Course objectives To explore the process of population age structure changes To identify the aging population characteristics in the US To learn the implications of population aging What was learned from chapter 4 Definitions The differences in populations around the world population age structuresdiscussed later in notes How gender race and age play into longevity How migration plays into population size Each generation brings new social and technological movements for example the baby boomers and echo boomers Pooulation age structure A graph which depicts a certain age range time and location Cohortgeneration A group of people who were born in the same time period andor share the same experiences Fertility Number of births in a time period for a certain a population aka birth rate Mortality Number of deaths in a time period for a certain population aka death rate Migration People moving to different areas Life span vs life exnectancv Life span is the oldest a member of species has survived on record ie how long a species member can survive Death rate is the oldest a member of a species usually survives Age structure The relative number of individuals of each age in a population ie the age range Can depict past trends or future estimates of the growth or decline of a population Can be varied by race sex or other demographic values Sources of population data The US Census is a national count taken every 10 years It collects data on births deaths countries of origin health living arrangements and income Agesex pyramids can show longterm changes examples baby boomers epidemics o US Census Bureau international data can produce population pyramids for nearly any country past present and future estimates How has the US population age structure changed 0 Baby boomers dramatically increase the population 0 The baby boomer s children the Echo boomers also show a sudden spike in population 0 Better technology and advances in healthcare will cause people to live longer and healthier thus continually increasing the population Popuation aging Three demographic processes shape population age structure fertility rate mortality rate and migration rate Demographic transition throughout stages in American history 0 First stage high fertility birth rates due to agricultural economy and women marrying young Also high mortality death rates because of common infant mortality and death during childbirth LOW LIFE EXPECTANCY Second stage Declining mortality with continued high fertility due to improved sanitary conditions and better access to health care INCREASED LIFE EXPECTANCY Third stage Low fertility due to birth control in the 196039s and women putting off marriage for education and work Low death rates because of better healthcare HIGH LIFE EXPECTANCY US Population characteristics 0 Race gender social class geography living arrangements income education health and disability all contribute to population and life expectancy Life span versus Life expectancy Life span is the oldest a member of a species has been known to live Example The oldest human was 120 years old therefore the human life span is 120 so far 0 Life expectancy is how long a member of a species usualylives and varies based on gender race age geography and so on Example women tend to live longer than men usually Longevty Factors in longevity long life expectancy include genetics development environmental factors gender ethnicity and country Bue Zones Areas where more people live longer on average than the rest of the world39s population They are Ikaria Greece Loma Linda California Sardinia Italy Okinawa Japan and Nicoya Costa Rica Longer life expectancy mostly related to lifestyles in those areas ie healthy diet regular exercise strong social circle
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