Dementia is a gradual loss of memory. It is an effect when the parts of the brain that involves learning, memory, decision-making, and language are affected by any of various infections or diseases.(1) Normally, there is loss of mental ability and affects the complex motor skills of a person when the brain nerve cells died or is permanently damaged.
(2) Although dementia is associated with old age, this is not related to the normal signs of ageing or the usual forgetfulness of an old person.
The most common causes of dementia are Alzheimer's disease, vascular dementia, Dementia with lewy bodies and sometimes HIV dementia. Moreover, it can also be caused by vitamin deficiencies from poor nutrition, reaction to medicine and thyroid dysfunctions. Typically, a person with dementia develops an attitudinal change. They tend to be regularly confused and disoriented with their thoughts and surroundings. More often than not, the patient will be forgetful, have a problem with speech and language and has a lack of judgement causing slight accidents. Consequently, patients become neglectful of their personal hygiene and nutrition.
After being diagnosed with dementia, patients naturally suffer an emotional impact. The most common reason for this is denial and shame. Irritability, anxiety, forgetfulness and lack of direction are commonly observed behaviour of patients. They suffer from depression and involuntary bodily function symptoms such as withdrawal, anorexia and insomnia.
A disorganized sleeping pattern is a common dilemma in dementia. ...