HLTH-2400 Chapter 1: Chapter summary / notes
Document Summary
Health: state of complete physical, mental, and social well-being, resource for everyday life, not just an objective. History: 200 years ago, we thought contagious diseases were punishment or behavior etc, by 19th century we realized it was germs, germ theory: disease is caused by microorganisms. Didn"t e(cid:454)plain injur(cid:455), (cid:272)an(cid:272)er, stroke, dia(cid:271)etes, copd, heart disease. Host-agent-environment model of disease: host: individual or population at risk of getting ill. Vary in susceptibility to disease: agent: a pathogen or stressor, environment: brings host and agent into contact. Haddon matrix: explains injuries from car crashes, agent would be the other vehicle / road barrier, host is vehicle occupant, environment includes car speed, conditions, traffic, etc. Risk factors: partial causes, genes (cid:272)an (cid:272)ontri(cid:271)ute to sus(cid:272)epti(cid:271)ilit(cid:455) (cid:271)ut don"t a(cid:272)tuall(cid:455) (cid:272)ause the disease usually. Web of causality: glass and mcatee, recognizes physical and social factors, explains inequities in patterns of disease due to socio-economic status, sex, and race. Measuring health: use statistics to describe prevalence rate.
