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2 hours ago · United States

Brain cells meant to protect us may be fueling cognitive decline

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What's happening

SignalsMonitor is following this as a health story. ScienceDaily Health and ScienceDaily Top News are the outlets attached to this story. The reports are tied to United States. The first report grouped here was at 17 Oct 2026, 12:44 UTC. 2 material updates are listed in the timeline. The headline in use is “Brain cells meant to protect us may be fueling cognitive decline”. This note is SignalsMonitor's own briefing, not the publisher's article.

What we know

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.

ScienceDaily HealthRead at ScienceDaily Health

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