ARTi
REM sleep: Newborn babies spend about fifty percent of their total sleep time in REM sleep, compared to just twenty percent f
Chapter 1

The nightly cycle of the brain

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Answer

Chapter 2

Why do we dream

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Chapter 3

Taking control of the dream

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Chapter 4

Dreams across history and culture

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YOUR GOAL

Master of The science of dreaming

Ch 1 · The nightly cycle of the brain
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misslily Your brain paralyses your muscles

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misslily The Glymphatic Sleep Cycle

Deep sleep tides wash the day away / (Wash it all away!)

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misslily The four stages of sleep

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Your brain paralyses your muscles

misslily To keep you from acting out your dreams, your brain stem blocks motor signals, causing temporary paralysis.

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The four stages of sleep

misslily Every night, the brain cycles through three stages of non-REM sleep before entering the highly active REM stage.

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3 words)
    *   *Idea 14:* Brain's Night Shift (cle
BETA

misslily Swipe away daily brain clutter to discover how sleep organizes your memories and dreams.

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Fun Fact

REM sleep: Newborn babies spend about fifty percent of their total sleep time in REM sleep, compared to just twenty percent for adults.

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Glossary
rem sleep (noun)
A recurring stage of sleep characterized by rapid eye movements, increased brain activity, and dreaming. In 1953, researchers Eugene Aserinsky and Nathaniel Kleitman first discovered this active stage of sleep.

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Gossip

Would you want to record and watch your dreams?

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Quiz

Who discovered REM sleep in 1953 using early EEG machines?

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misslily The discovery of REM sleep

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Quiz

Why do dreams often lack logical sense and chronological order?

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misslily The hyperactive emotional center

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Quiz

Which stage of sleep is most closely associated with vivid, narrative dreams?

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Quiz

Which brain region responsible for processing emotions is highly active during REM sleep?

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Quiz

Which part of the brain actively prevents you from physically acting out your dreams?

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Quiz

What is the medical term for the temporary muscle paralysis that occurs during REM sleep?

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Quiz

How long does a typical complete human sleep cycle last?

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Quiz

What does the abbreviation REM stand for in sleep science?

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