HLTC02H3 Chapter : HLTCO2 textbook notes for the entire year
Document Summary
In the past has mainly been concerned with illness. Epidemiology is the study of health and its determinants in specified populations with the goal of improving health. Gap b/w rich and poor may be a key factor in producing health. John snow and cholera in london; discovered drinking water was the cause by going door to door and counting the deaths and the homes distance from water sources. Showed that we dont need to understand all the links b/w causes and outcomes of disease. Prob with lack of concern for improving health once the cause of a disease is identified. William farr at the same time as john snow recognized that poverty was an important associate to poor health. Health as a concept differs on the level being considered: All cells need to be nourished properly with glucose and trace elements to function. Does not mean that we should stuff ourselves full of food and oxygen = obesity.
