Researchers Shed Light on Link Between Depression, Dementia

July 30, 2014 10:18 PM

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Researchers Shed Light on Link Between Depression, Dementia

Having depressive symptoms speeds cognitive decline, but the relationship is not due to the presence of β-amyloid, tau tangles, or other brain pathology, results of a new postmortem study suggest.

Scientists have known for some time that depression is related to elevated risk for mild cognitive impairment (MCI) and dementia, but they haven’t agreed on why this is the case. Many in the field were convinced that the relationship is driven by underlying cognitive issues and that people become de...

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