A City Guide To Nagqu Prefecture for self-concept those conscious thoughts and beliefs about yourself that allow you to feel are distinct from others and that you exist as a separate person. IN THE SPOTLIGHT Successful ageing and quality of life As described in this chapter, health is commonly viewed in terms of how we feel and what we do. With ageing comes the potential for decline in physical and mental functioning and for possible restrictions in social functioning; however, there is significant evidence that such decline’ does not have to be inevitable for all of us. If we can identify factors associated with successful ageing’, then health promotion efforts can target the factors associated with this. First, however, successful’ ageing needs to be defined and different definitions tend to be used by different parties! Bowling and Iliffe describe models’ of successful ageing and the variables considered within each model. Variables were all categorised or dichotimised, e.g. A City Guide To Nagqu Prefecture 2016.