The evidence suggests that the disruption of deep sleep is an underappreciated factor that is contributing to cognitive decline or memory decline in aging and in Alzheimer’s disease as well. This is remarkably depressing news. But there’s a potential silver lining here. Unlike many of the other factors that we know are associated with aging, for example changes in the physical structure of the brain, that’s fiendishly difficult to treat. But that sleep is a missing piece in the explanatory puzzle of aging and Alzheimer’s is exciting because we may be able to do something about it.
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Sleep is our life-support system and Mother Nature’s best effort yet at immortality, says sleep scientist Matt Walker. In this deep dive into the science of slumber, Walker shares the wonderfully good things that happen when we get sleep - and the alarmingly bad things that happen when we don’t, for both our brain and our body. Spoiler alert: Sleep like your life depends on it.
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