A night’s sleep may seem like a quiet break from the day, but the brain remains busy. While we sleep, it sorts through new information, strengthens some memories and prepares us to learn again when we wake up. That nighttime work becomes especially important as people get older. Many older adults notice that the small […]

The post A Hidden Sleep Change May Be Tied to Alzheimer’s Memory Loss appeared first on Knowridge Science Report.

Alzheimer’s may begin to unravel the brain when a small group of neurons switches on a receptor it was never meant to use, triggering damage that spreads from synapses to memories. Alzheimer’s disease is often defined by amyloid plaques and tau tangles, but those hallmarks are part of a much wider breakdown. Neurons become overactive, [...]