Although not common, the short sleep gene allows the lucky few to enjoy 5 hours of sleep or less a night and still wake up ...

A study found that poor sleep can negatively impact how well the brain flushes out toxins, increasing the risk of dementia.

You can see it coming in right there, that little spot,” says neuroscientist and engineer Laura Lewis. A remarkably bright pulsing dot has appeared on the monitor in front of us. We are watching, in ...

Learn how MIT researchers uncovered how our brains try to clean themselves mid-day, costing us attention in the process.

We all know that particular sleepy sensation that we feel when we are tired or after a long day. Were you aware that this is the beginning of a whole complex cycle in our brains? Once we close our ...

All human beings need sleep. We spend a third of our lives asleep, and it’s as important as food, water or air to our survival. While scientists are still working to understand the exact nature of ...

After a night of poor sleep, you don't feel as alert as you should. Your brain might seem foggy, and your mind drifts off ...

We spend about one-third of our lives asleep, and yet, the secret of how our brain falls asleep remains one of the greatest ...

Sleep is often seen as a universal human need. But research suggests that women not only sleep differently from men but also need more of it.DW spoke .

New research shows that during moments of lost focus after poor sleep, the brain releases a wave of cerebrospinal fluid (CSF)—the same cleansing process that normally occurs during deep sleep.

Share on Pinterest Data from five population studies suggest that better sleep may help protect cognitive function in adults. Image credit: ismagilov/Getty Images. A new analysis looking at data from ...