... promote healthy lifestyles in people. The biopsychosocial model takes a different approach to health and illness. It is not reductionist and attributes ill health to five factors; ecological systems such as the atmosphere, ecosystems and other life forms that we live with, social systems such as our culture and family, psychological systems, like emotion, behaviour and cognition, biological systems such as our organs tissues and cells, and lastly physical systems such as molecules and atoms. All of these factors can affect us individually, causing illnesses. These factors can be split into two categories; micro levels, which are physically small factors such as hormones, and macro levels, which are more visible factors such as culture. However, the physical size of the micro level factors does not mean it's effects will be less than the macro level factors. Taking the example used to illustrate the biomedical model of health, heart disease, may be ...

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