Sleep often becomes lighter and more fragmented with age. A neurologist explains why older adults wake up more at night, when ...

Q: Do older adults need the same amount of sleep as younger adults? How does aging affect one's sleep? A: The need for sleep stays fairly constant over the course of a person's lifespan. Unlike ...

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 ...

Deep sleep is one of the most essential stages of the sleep cycle, playing a vital role in how well you feel both physically and mentally. Often referred to as slow-wave sleep or delta sleep, this ...

When it comes to brain health and strengthening memories, a good night’s rest is essential. New research highlights how important slumber is for older adults, finding that enhancing or maintaining ...

You’ve heard of REM sleep but what about deep sleep? Experts share why it’s important and how to make sure you’re getting ...

Deep sleep, also known as non-REM slow-wave sleep, can act as a 'cognitive reserve factor' that may increase resilience against a protein in the brain called beta-amyloid that is linked to memory loss ...

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 ...

Getting good sleep is an important part of wellness for many reasons, but new research suggests deep sleep may even guard against memory loss linked to Alzheimer's. While disrupted sleep has been ...

WASHINGTON — Need another reason to prioritize your sleep? Not spending enough time in the two deep stages of sleep — slow-wave and rapid eye movement sleep — may hasten the deterioration of parts of ...

In a world that never seems to sleep, the quest for quality rest has become more urgent than ever. With more than 70 million ...