100-year-olds with signs of Alzheimer's in the brain are still sharp

2 years ago 142

Amyloid plaques and tau tangles thin to accumulate successful the encephalon arsenic we get older, but astatine the astir precocious ages they don't correlate with cognitive symptoms

Mind 16 September 2022

By Grace Wade

Brain scans that amusement   signs of Alzheimer's disease

MRI scans showing changes successful the encephalon associated with Alzheimer’s disease

Shutterstock/Atthapon Raksthaput

For radical who unrecorded to 100 oregon beyond, changes successful the encephalon usually associated with Alzheimer’s illness don’t look to correlate with cognitive impairment.

For decades, researchers person suspected that clumps of proteins known arsenic amyloid plaques and tau tangles were the main drivers of Alzheimer’s disease due to the fact that they are recovered successful the brains of radical who dice from the condition.

Yet a increasing heap of grounds has besides shown that galore radical who unrecorded into their …

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