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Lecture

Lecture 4

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Department
Health Studies
Course Code
HLTA02H3
Professor
Toba Bryant

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Tutorial: Lecture 4: Life Course
3 articles
Dont worry too much about Elder articles
Definition of life course approach to chronic disease:
oStudy of long term effects in chronic disease risk of physical and social exposures during
gestation, childhood, adolescent, adulthood and later adult life
oIncludes biological, behavioural, and psychosocial pathways throughout in individuals life
course to influence the development of chronic disease
Critical period of model or biological programming or latency model or fetal origins of adult disease
oWhat is critical period?
Specific period during which exposure will have lasting or lifelong effects on the
structure or function of organs, tissues and body organs.....
oWhat is sensitive period?
Usually more sensitive during certain times, certain environmental exposures,
usually takes longer to catch up. Similar to critical period
More common in general behavioural development
Elder articles: age, why is it important, cohort, longuitual studies
o Individual life span
Chronological age
Development: infant, toddler, child...
oSocial life: get married, school...
oHistorical time
wwII...
all have different implications as the change with social contact
cant really compare with a different age group because they have different experiences
Power and Hertzman
two models
olatency model: events that occur early in life. Effect health status uin later life
ocritical/ sensitive periods
pathway model
oearly life evens have a cumulative effect on the trajectory
why is pathway model important
osocial and biological risk factors for disease accomadate differently
doesnt matter what biology, kids who born into rich families have better health outcomes
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Description
Tutorial: Lecture 4: Life Course 3 articles Dont worry too much about Elder articles Definition of life course approach to chronic disease: o Study of long term effects in chronic disease risk of physical and social exposures during gestation, childhood, adolescent, adulthood and later adult life o Includes biological, behavioural, and psychosocial pathways throughout in individuals life course to influence the development of chronic disease Critical period of model or biological programming or latency model or fetal origins of adult disease o What is critical period? Specific period during which exposure will have lasting or lifelong effects on the structure or function of organs, tissues and body organs..... o What is sensitive period? Usually more sensitive during certain times, certain environmental exposures, usually takes longer to catch up. Similar to critical period More common i
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