Deep REM sleep is where your mind resets, your mood stabilizes, and your skin and body recover in ways daytime habits simply can’t touch. It’s the phase that supports memory, emotional regulation, and ...

One ESSENCE beauty editor spent her holiday in the Equinox Hotel sleep lab—here’s how to deepen your sleep at home this ...

Deep sleep, like all sleep stages, helps you feel refreshed when you wake up. The proportion of time you need to spend in ...

Few experiences rival the calm satisfaction of falling asleep easily and waking up feeling fully rested. But sleep is more than a luxury or idle downtime, it’s a vital biological process that supports ...

If you want to wake up in the morning feeling energised and well-rested, experts have lifted the lid on the best ways to ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Need another reason to prioritize your sleep ...