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: ...

My bed and I spend less time together than the experts say we should. Most nights, my head hits the pillow around 11:00 pm, and I’m up—without an alarm—at 5:30 am. That six and a half hours of shuteye ...

This post was co-authored by Jessica Leigh Hamilton, Ph.D. and Ryan Shintani. Do you get the sleep you need? Most people, especially teens, laugh at the idea of getting 8 hours of sleep per night, ...

We live in a world that glamorizes the grind. But let’s set the record straight: sleep isn’t optional. It’s a non-negotiable pillar of health—and it might just be the ultimate wellness hack you’ve ...

Sleep may be the foundation of health, but there’s a lot of confusion around it. How much to get? How to make it easier? And if a watch tells you your time in bed sucked, did it? Thanks to smart ...

Here’s a fact that might surprise you: we really do not know why we sleep. Of course, we sleep because our bodies demand it; we know we require sleep for our survival. But we’ve yet to discover the ...

Why sleep is so important and how you can ensure a good night's rest. Sleep has a public relations problem in the U.S. "We really view it as a luxury; we view people who like to sleep or get a lot of ...

Most adults need 7–9 hours of sleep per night, but nearly 30% fall short, and even those who hit the target often lack consistency. Sleep isn’t just about feeling rested; it’s essential for metabolic ...

Diamandis is the founder of the XPRIZE Foundation and Abundance360, and author of Longevity Guidebook: How to Slow, Stop, and Reverse Aging—and NOT Die from Something Stupid Today, at the age of 63, I ...

We chatted with sleep and travel experts who shared why travelers are more exhausted than ever and how jet lag and sleep debt can collide to make you feel even more tired when traveling. The post Jet ...

Dreams of flying? Nightmares of teeth falling out? Falling off a cliff? As a sleep scientist at the University of Montreal, Michelle Carr has pretty much heard it all. In Michelle’s new book Nightmare ...