... aged sixty and above, causing the development of physical, mental, social and environmental functional disabilities. Brain damage refers to any parts of the brain that are in some way impaired, and in the case of AD, nerve cell degradation impairs those parts of the brain required for memory and communication. Functional abilities are the physical and cognitive skills that enable people to perform daily tasks independently (Gilliard & Keady, 1999). AD sufferers display impaired performance in complicated and fundamental daily functions such as driving and communicating with other people, which can subsequently diminish one's quality of life. Driving skills According to Ball et al. (1997), effective sensory-motor and cognitive functions are required for competent, safe driving - which most people with AD lack. Due to progressive cognitive deterioration, AD sufferers display poor impulse control and impaired judgement, thus their presence on the road is a safety hazard for both themselves and other ...

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