The huge challenges that face societies aiming to improve the health of their citizens will not be appropriately answered if we do not change the paradigms of health and disease and fail to design strategies for future work using these new paradigms.
Health is elusive to define and ways of thinking about it have evolved over the years. Three leading approaches include the "medical model", the "holistic model", and the "wellness model":
The primary factors that shape the health of Canadians are not medical treatments or lifestyle choices but rather the living conditions they experience. These conditions have come to be known as the social determinants of health. There is much evidence that the quality of the so- cial determinants of health Canadians experience helps explain the wide health inequalities that exist among Canadians.
A summarization of the limitations of the WHOs definition of health and suggestions on how to modify it.