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ENV221H1 (61)
Karen Ing (44)

ENV 221 Lec 5.docx

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University of Toronto St. George
School of Environment
Karen Ing

ENV 221 Lec 5 y Health defined by the world heath org a state of complete physical mental and social well being and not merely the absence of disease or infirmity y Cdcs national center for env health strives to promote health and quality of life by preventing or controlling those disease or deaths that results from interactions btwn ppl nd env the env is everything air water food etc also the chemicals radiation microbes and physical forces with which we come into contact with y Env health hazardsphysical natural disasters cultural smoking lifestyle etc chemical disinfectants pesticidesBiological diseases like malaria influenza y look at chart lec 5 y DisabilityAdjusted life yrs DALY variable created by the WHO and world bank quantifies the disruption to quality of life and economic productivity caused by illness or disability evaluates social burden of disease not just counting deaths th90 of DALY losses occur in the developing world where less than 110 health care spend y DALYs Key elements age at whi
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