"Mind-blowing" Alzheimer’s breakthrough: Two hours of sleep restored without clearing brain plaques

Scientists have uncovered an unexpected culprit behind sleep loss in Alzheimer’s disease: overactive immune cells in the brain. By temporarily removing these cells, researchers restored more than two hours of sleep per day in mice, revealing a promising new target for treatment.

from Relationships News -- ScienceDaily https://www.sciencedaily.com/releases/2026/10/261018084421.htm