Your diet may influence the quality of your sleep. A study published in the peer-reviewed journal Clinical Sleep Medicine found that eating less fiber, more saturated fat, and more sugar was ...

Older adults with more fragmented “traveling” sleep waves tended to show both greater tau pathology and poorer memory. Credit ...

Introduction"I feel like my sleep is shallow," "I don't feel refreshed even after waking up in the morning"—more and more ...

Have you ever wondered what happens in your brain while you sleep? Your brain is anything but inactive. Instead, it ...

Delta wave activity disruption during sleep may be a useful metric to identify those at an increased risk for cardiovascular disease and cardiovascular mortality. An international team of researchers ...

Researchers have known that a lack of quality sleep can increase a person's risk of diabetes. What has remained a mystery, however, is why. Now, new findings from a team of sleep scientists at the ...

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 ...

What the sensor on your wrist is actually doing A sleep tracker does not watch your brain. It watches your body. The accelerometer detects movement, the optical heart-rate sensor measures pulse ...

During sleep, the brain cleans itself, turning up the flow of cerebrospinal fluid through the gray matter parenchyma to wash away waste. What powers this flow? In the February 28 Nature online, ...

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Researchers have uncovered a potential mechanism in humans that explains how and why deep-sleep brain waves at night are able to regulate the body's sensitivity to insulin, which in turn improves ...