The film journeys through its broad constellation of emerging tools and research aiming to influence, interpret and even ...

You dream every night, whether you remember it or not. Wondering what your dreams mean? We found the common dream ...

Another theory suggests that dreams are simply a side effect of memory consolidation —the brain’s way of replaying and ...

Remembering your dreams might have less to do with your bedtime habits than you'd think. Rather, what you do during the day ...

REM Sleep Behavior Disorder causes more than dream enactment—it’s a powerful clue to neurodegenerative disease risk.

Many people who experience sleep paralysis see frightening hallucinations some call "sleep paralysis demons." (Leah Abucayan, ...

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

Is there any science behind this TikTok trend? Cognitive shuffling attempts to mimic the thinking patterns good sleepers ...

The amount of deep sleep you need changes with age, with babies and children requiring significantly more. Find out exactly ...

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It's not always easy for firefighters to prioritize sleep, even when they know they must. Ali Rothrock has some pointers.