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This degeneration also occurs in normal aging but is a much slower process. [21] The most common symptoms include: tremors, slowness, stiffness, impaired balance, rigidity of the muscles, and fatigue. As the disease progresses, non-motor symptoms may also appear, such as depression, difficulty swallowing, sexual problems or cognitive changes. [22]
That fatigue and related symptoms can be confused with symptoms of depression and dementia, he says. People with vitamin B12 deficiency may act forgetful and confused, and struggle with ...
Age-related memory loss, sometimes described as "normal aging" (also spelled "ageing" in British English), is qualitatively different from memory loss associated with types of dementia such as Alzheimer's disease, and is believed to have a different brain mechanism.
Transient global amnesia (TGA) is a neurological disorder whose key defining characteristic is a temporary but almost total disruption of short-term memory with a range of problems accessing older memories.
The percentage of people at end of life with dementia using feeding tubes in the US has dropped from 12% in 2000 to 6% as of 2014. [ 249 ] [ 250 ] The immediate and long-term effects of modifying the thickness of fluids for swallowing difficulties in people with dementia are not well known. [ 251 ]
Clinically subcortical dementia usually is seen with features like slowness of mental processing, forgetfulness, impaired cognition, lack of initiative-apathy, depressive symptoms (such as anhedonia, negative thoughts, loss of self-esteem and dysphoria), loss of social skills along with extrapyramidal features like tremors and abnormal movements.
Forgetting or disremembering is the apparent loss or modification of information already encoded and stored in an individual's short or long-term memory.It is a spontaneous or gradual process in which old memories are unable to be recalled from memory storage.
The symptoms will progress from mild cognitive problems, such as memory loss through increasing stages of cognitive and non-cognitive disturbances, eliminating any possibility of independent living, especially in the late stages of the disease. [41] Life expectancy of people with AD is reduced. [227]