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Brain cells meant to protect us may be fueling cognitive decline

ScienceDaily Aging

From the abstract

Scientists have uncovered a surprising cause of age-related cognitive decline involving brain cells previously thought to be entirely beneficial. As these cells become dysfunctional, they can produce abnormal amounts of myelin, disrupting nerve fibers and potentially contributing to worsening memory and thinking skills.

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Brain cells meant to protect us may be fueling cognitive decline | past100