The key to keeping your wits about you as you age may lie in shut-eye during midlife. A study found that people over 60 who didn’t get enough slow-wave sleep — the third stage in the human sleep cycle ...

As little as 1 per cent reduction in deep sleep per year for people over 60 years of age translates into a 27 per cent increased risk of dementia, according to a study which suggests that enhancing or ...

If you've been looking for a sign to work on your sleep hygiene, this is it. A new study suggests that a particular wave of sleep, called slow-wave sleep, plays an integral role in staving off ...

Less slow-wave sleep over time raised the risk of incident dementia, prospective data showed. Each percentage decrease in slow-wave sleep per year in people 60 and older was tied to a 27% increase in ...

Sleep has a profound impact on human health, improving attention, memory, emotional regulation and work performance, and reducing the risk of disease 1, 2. But over the past few decades, the amount of ...

In a recent study published in JAMA Neurology, researchers investigated whether slow-wave sleep (SWS) proportions reduced as individuals aged and whether intra-individual decreases were linked to ...

Deep sleep refers to slow-wave sleep — a stage in the sleep cycle when brain waves slow down. Getting enough deep sleep is crucial for numerous bodily functions. But how to increase deep sleep isn’t ...

Researchers at Center for BrainHealth at The University of Texas at Dallas have identified a specific feature of sleep that helps older adults regulate anxiety overnight - and shown that, as it ...

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Slow waves that usually only occur in the brain during sleep are also present during wakefulness in people with epilepsy and may protect against increased brain excitability associated with the ...