Night terrors

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Symptoms

By Mayo Clinic staff

Night terrors differ from nightmares. Whereas the dreamer of a nightmare wakes up from the dream and remembers details, people with night terrors remain asleep. Children usually don't remember anything about their night terrors in the morning. Adults may recall a dream fragment they had during the night terrors.

Like sleepwalking and nightmares, night terrors are a parasomnia — an undesired occurrence during sleep. Night terrors usually occur during the first third of the sleep period for children. For adults, night terrors can happen anytime during the night.

During a night terror episode, a person might:

  • Sit up in bed
  • Scream or shout
  • Kick and thrash
  • Sweat, breathe heavily and have a racing pulse
  • Be hard to awaken
  • Get out of bed and run around the house (more common in adults)
  • Engage in violent behavior (more common in adults)
  • Stare wide-eyed

When to see a doctor
Occasional night terrors aren't usually a cause for concern. If your child has night terrors, you can simply mention them at a routine well-child exam.

Consult your doctor if your or your child's night terrors:

  • Become more frequent
  • Routinely disrupt sleep
  • Cause you or your child to fear going to sleep
  • Lead to dangerous behavior or injury
  • Appear to follow the same pattern each time
References
  1. Parasomnias. The Merck Manuals: The Merck Manual for Healthcare Professionals. http://www.merck.com/mmpe/print/sec16/ch215/ch215f.html. Accessed June 3, 2009.
  2. Nguyen BH, et al. Sleep terrors in children: A prospective study of twins. Pediatrics. 2008;122:e1164.
  3. Sleep terrors. American Academy of Sleep Medicine. http://www.sleepeducation.com/Disorder.aspx?id=13. Accessed June 8, 2009.
  4. National sleep disorders research plan. National Heart, Lung, and Blood Institute. http://www.nhlbi.nih.gov/health/prof/sleep/res_plan/section5/section5a.html. Accessed May 27, 2009.
  5. Stores G. Dramatic parasomnias. Journal of the Royal Society of Medicine. 2001;94:173.
  6. Sleepiness diary. National Sleep Foundation. Accessed June 8, 2009.

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Aug. 15, 2009

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