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- Dictionarydementia/dɪˈmɛnʃə/
noun
- 1. a condition characterized by progressive or persistent loss of intellectual functioning, especially with impairment of memory and abstract thinking, and often with personality change, resulting from organic disease of the brain.
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Dementia is the loss of cognitive functioning — thinking, remembering, and reasoning — to such an extent that it interferes with a person's daily life and activities. Some people with dementia cannot control their emotions, and their personalities may change.
Jul 10, 2024 · Dementia is a term used to describe a group of symptoms affecting memory, thinking and social abilities. In people who have dementia, the symptoms interfere with their daily lives. Dementia isn't one specific disease. Several diseases can cause dementia. Dementia generally involves memory loss. It's often one of the early symptoms of the condition.
Mar 15, 2023 · Dementia is a syndrome that can be caused by a number of diseases which over time destroy nerve cells and damage the brain, typically leading to deterioration in cognitive function (i.e. the ability to process thought) beyond what might be expected from the usual consequences of biological ageing.
It's an overall term to describe a collection of symptoms that one may experience if they are living with a variety of diseases, including Alzheimer's disease. Diseases grouped under the general term "dementia" are caused by abnormal brain changes.
Signs and symptoms. The signs and symptoms of dementia are termed as the neuropsychiatric symptoms —also known as the behavioral and psychological symptoms—of dementia. [21] [22] The behavioral symptoms can include agitation, restlessness, inappropriate behavior, sexual disinhibition, and verbal or physical aggression. [23] .
Jul 9, 2024 · Dementia is the result of changes in certain brain regions that cause neurons (nerve cells) and their connections to stop working properly. Researchers have connected changes in the brain to certain forms of dementia, but, in most cases, the underlying causes are unknown.
Dementia is not a specific disease but is rather a general term for the impaired ability to remember, think, or make decisions that interferes with doing everyday activities. Alzheimer’s disease is the most common type of dementia. Though dementia mostly affects older adults, it is not a part of normal aging.
