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Watch Spinal Fluid 'Wash' the Sleeping Brain in Rhythmic, Pulsing WavesA new video shows the rhythmic sloshing of cerebrospinal fluid in the human brain during sleep.
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Girl with Rare 'Sleeping Beauty' Syndrome Dozes for MonthsA rare syndrome leaves a teenage girl bedridden from excessive sleepiness.
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Why Do Some People Need Less Sleep Than Others?New genetic research in mice may reveal why some people need less sleep than others.
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Does drinking chamomile tea really help people fall asleep?Does drinking chamomile tea actually make people sleepy?
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Near-Death Experiences May Stem from the Brain Blending Waking and Dreaming States, Study SuggestsAlthough the exact cause of these experiences remains a mystery, the authors say the phenomenon may be tied to certain sleep abnormalities.
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Night Owls and Morning Larks, Make Room for 'Afternoon People' and 'Nappers'If you're not a morning person or a night person, but more like a midday person, don't feel left out.
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Sleep Paralysis: Causes, Symptoms & TreatmentSleep paralysis can be a confusing, frightening and occasionally pleasant experience — and it's more common than you might think!
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What Angry Dreams Look Like in Your BrainHow were your dreams last night?
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Here's How Poor Sleep May Hurt Your HeartA new study may have uncovered why a poor night's sleep is bad for your heart and blood vessels.
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