Scientists have long noted eerie parallels between psychedelic trips and rapid eye movement (REM) sleep, the stage during which you dream. Some even suggest psychedelics could induce a “waking ...

Researchers may have found a way to get the benefits of sleep through artificial naps, but the research is far from complete.

The use of lemborexant vs placebo is effective and well-tolerated to treat sleep symptoms among patients with insomnia.

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

Numerous components beyond length of sleep have important ties to cardiometabolic disease and related risk factors.

Next to REM sleep, which you’ve probably heard of, and “deep” sleep, which feels self explanatory, there’s “core” sleep. And if you Google what core sleep means, you’ll get a ...

Shorter slow wave sleep and rapid eye movement sleep were associated with decreased volume in Alzheimer disease-vulnerable brain regions.

Mar. 11, 2025 — For people with a certain sleep disorder, a simple blood test could help predict the development of dementia years before symptoms appear, a new study indicates. Idiopathic REM ...

What Is Obstructive Sleep Apnea? Obstructive sleep apnea is when something blocks part or all of your upper airway while you sleep. This means your diaphragm, a muscle that helps you breathe in ...

Working an alternate shift schedule can impact your sleep. Limiting caffeine, having a routine, and staying hydrated can help optimize your sleep. If you’re working overnight shifts, rotating ...