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Fall 2010: Topic 2 Lecture Notes This includes all the information for the notes in "first principles of health research and practice" including changes in health status, causes of changes in health status and bringing aobut changes in human health status

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Health Studies
HLTH 101
Glenn Ward

Wednesday September 15 2010 Topic two First principles of health research and practice1 Changes in health status Evidence from history a PALEOLITHIC ERA 40 000 to 10 000 years agoHunters gatherersLife expectancy of 40Cause of death to be under nutrition from environment change injury trauma septicaemia improper wound closure parasites from food and water Births equalled deaths therefore small growth rateeach woman had 6 children however most died b NEOLITHIC ERARepresents beginning of agricultural revolution growth of food beganSurplus of food more food available than neededDomesticated animals increased risk of infectious diseases from microorganismsGrowth of communities occurred resulted in a spread of infectious diseases constant presence of deathSlow growth of populations as birth rate is less than death rate in cities immigration from country c INDUSTRIAL REVOLUTIONIncrease in urban populationPost enlightenmentrights of man Economical intellectual political revolutions affairs of man under human controlIncrease in international trade increases exposure to foreign pathogens Improved living condition and nutrition for someBirth rate increasesAttempts to study and control health occursHygiene infrastructure proximity immunization Jenner heard of immunizations from immigrants of other countries brought the idea to Britain and got the creditFirst time separation between mortality rates or upper classes By 1800s the population had begun to increase at a rapid rateMigration to the city increased for more opportunities and jobs Immigration to city offset benefits of the city there was no increase in the life expectancy in the city cities were growing rapidly d THE EPIDEMIOLOGIC TRANSITION AND THE MODERN ERA1840 to 2000 same maximum life expectancy it hasnt changed There has been 2 changes1mortality rates decreased Approach the ideal Rectangle
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