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Mysteries of SleepSeries 1Episodes

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  1. Dreaming

    2/3What happens when signals in the brain misfire and dreams become terrifying nightmares?

  2. Sleep Deprivation and Insomnia

    If we don't snooze, we lose. How badly does lack of sleep affect our mind and our body?

  3. Sleepwalking

    Bizarre bedtime behaviours that include a woman who rides her motorbike while asleep.