We all wake up very briefly between sleep cycles, which last about 90 minutes, and typically “don’t know it’s happening and go right back to sleep,” Shelby Harris, PsyD, DBSM, a clinical psychologist ...

Many of us obsess over how much sleep we get each night, and the dangers to our health of not getting enough, but really, there is another way ...

How we feel about a night’s sleep can have a bigger impact on mood and grogginess than actual hours of rest. Here’s how to ...

When HHMI Investigator Amita Sehgal started studying sleep 25 years ago, the topic elicited a yawn from most biologists. "In ...

New research finds that sleep is essential for protecting brain mitochondria by transferring toxic metabolic waste from neurons to glial cells for disposal.

If you still feel tired after getting eight hours of sleep, something may be precluding you from feeling well-rested. Certain ...

For in dreams we enter a world that is entirely our own. Let them swim in the deepest ocean or glide over the highest cloud,” ...

Study shows dreams really do solve problems. Scientists doubled problem-solving success by playing sounds during sleep to guide dream content.

Have you ever credited your dreams or a good night’s sleep with helping you find the solution to one of life’s many problems? Well, as it turns out, research out today backs up the idea that our ...

You check into a hotel and toss and turn all night, but your sleep improves the following night. Scientists at Nagoya University wanted to understand why this happens. Working with mice, they have ...

Generally, knowing an artist’s biography isn’t essential to the experience of the work, which must live on its own merits. Occasionally, however, as with the subject of the Museum of Modern Art’s ...

Sleep is a mysterious thing. For a long time, we weren’t sure why we do it. Now we know that sleep has evolved for multiple reasons – to allow the body to heal and to clean our brains of toxins, for ...