A series of recent clinical studies who haven't yet developed Alzheimer's disease, worsening sleep quality and sleep duration are associated with a greater amount of amyloid-beta building up in the brain, and while it's important to point out that these studies don't prove that lack of sleep or poor sleep cause Alzheimer's disease, they do suggest that the failure of the brain to keep its house clean by clearing away waste like amyloid-beta
的认识。 一系列临床试验证明 在那些老年痴呆症 还不是很严重的患者中， 睡眠质量和时间的恶化 是与大脑中淀粉样β蛋白的的集聚 有着很大的关系的。 然而，值得指出的是 这些研究没有证实 睡眠的缺乏或者低质量的睡眠 会引起老年痴呆症。 但明确指出如果大脑 不及时清理废物（如淀粉样β蛋白）