Sleep Cycles: One rapid eye movement (REM) stage and three non-REM stages that altogether last about 90 to 120 minutes Benefits: Physical and mental recuperation and memory consolidation Disorders: ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Most of us treat sleep like it’s a simple budget item: we ...

Peter Eastwood has previously received funding from Research Funding Organisations (e.g. NHMRC, MRFF, NHRIF, Raine Study) and has been a consultant for several sleep-related biomedical device ...

People need to sleep, and sleep deprivation can cause many changes in the brain. But we have a poor understanding of why sleep is so crucial. New research has examined a fruit fly model to assess how ...

Bar-Ilan University study shows that even jellyfish and sea anemones repair DNA during repose, underscoring the fact that a good snooze is an essential evolutionary tool for health The post Israeli ...

Here’s a question from an Oklahoma Medical Research Foundation colleague: My wife and I have recently begun tracking our sleep; I use an Oura Ring and she uses a Garmin watch. The devices not only ...

Sleep has a mysterious quality. It gives us the opportunity to rest our bodies and escape into dreamland. When Nobel Prize award recipient, Professor Michael Barash, surprised us at a birthday ...

Scientists have long struggled to pinpoint a reason for why animals need sleep. They’ve put forward many hypotheses, including the need for metabolic repair, memory consolidation, and immune system ...

Learn facts about sleep, during which the body rests, recuperates and performs essential repairs. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.