REM stages and one REM stage. Ideally, you repeatedly cycle through each stage. Learn how long each stage lasts.

It's no secret that a good night's sleep is key to a healthy brain. However, the full extent of the importance of rest on our cognitive function is still being explored. And now, new research has ...

New research reveals that a single night of sleep can enhance memory for the order of real-world experiences—lasting for over ...

While sleep’s positive impact on cognition has long been recognized, Baycrest researchers have revealed that a good night’s ...

Hallucinogens like DMT, psilocin, and LSD might rewrite the rules of sleep, blurring the line between dreams and reality.

People on TikTok and other social media say they feel more alert when they have had fewer hours of sleep—but sleep scientists ...