Researchers led by Masako Tamaki at the RIKEN Center for Brain Science in Japan report a link between deep sleep and cerebrospinal fluid, the clear liquid that surrounds and supports the brain and ...

We all know that good, quality sleep is imperative for our body, and helps in keeping our immune function running. However, do you really know what happens to our brain during deep sleep? The brain ...

New sleep research links two measurable brain-wave patterns during deep sleep to sharper thinking, no matter how many hours ...

Want to burn fat, build muscle, and protect your brain from decline? A groundbreaking new study shows exactly why skimping on ...

Most people associate good sleep with feeling refreshed, improving mood, or simply recovering from a long day. While these benefits are well known, emerging research suggests that deep sleep may play ...

Add Yahoo as a preferred source to see more of our stories on Google. Sleep quality matters just as much as how long you sleep. (Dmitrii Marchenko via Getty Images) When people think about protecting ...

Vivid dreams might be doing more than just entertaining your mind at night. Researchers found that immersive dreaming can actually make sleep feel deeper and more refreshing, even when brain activity ...

It may one day be possible to reap some of the benefits of sleep without ever closing our eyes. Stimulating specific brain activity in awake mice led to some of the same effects as deep sleep, ...