Dementia is defined as "the cognitive and intellectual deterioration: the usually progressive deterioration of intellectual functions such as memory that can occur while other brain functions such as those controlling movement and the senses are retained" (Encarta ® World English Dictionary). In other words, one may be able complete their activiities of daily living such as exercising, eating and drinking, etc. However, one suffereing from dementia starts to lose his memory and nothing can be done to prevent it. Amazingly, one with dementia still retains long-term memory a
