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Losing working memory has been cited as being the primary reason for a decline in a variety of cognitive tasks due to aging. These tasks include long-term memory, problem solving, decision making, and language. [31] Working memory involves the manipulation of information that is being obtained, and then using this information to complete a task.
New research published in Neurology found that cognitively healthy people who self-reported memory problems had early signs of Alzheimer’s disease, such as higher tau tangles, in their brains.
Multivitamin supplements may help slow the normal forgetfulness that comes with aging, researchers reported Wednesday.. The analysis of data from more than 3,500 older participants showed that ...
[105] [13] Physicians used to think that people with memory complaints had depression and not dementia (because they thought that those with dementia are generally unaware of their memory problems). However, researchers have realized that many older people with memory complaints in fact have mild cognitive impairment the earliest stage of dementia.
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A 46% decrease in spine number and spine density has been reported in humans older than 50 compared with younger individuals. [12] An electron microscopy study in monkeys reported a 50% loss in spines on the apical dendritic tufts of pyramidal cells in prefrontal cortex of old animals (27–32 years old) compared with young ones (6–9 years ...
At the beginning of the study, all participants were 18-30 years old, and 66 of them had PCOS. 30 years later, at the end of the study, the researchers gave the women tests to measure memory ...
If there is an increased amount, memory connections become blocked, memory functions decrease much more than what is normal for that age and a memory disorder is diagnosed. [ 35 ] [ 37 ] The cholinergic hypothesis of geriatric memory dysfunction is an older hypothesis that was considered before beta-amyloid deposits, neurofibrillary tangles, or ...
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