Approximately 13.5% of the Australian population are over 65. To be more specific, the amount of this group of people is about 3,250,000. According to the Australia Bureau of Statistics, this percentage will be up to 15.3% and continue to climb in the next 20 years. Therefore, aged people care is one of the most important affairs in our daily agenda.
When people are getting older, there will be some significant changes of their vision that occur which affect their understanding and perception of the world around them. Four changes are evident: