occur most commonly in children between the ages of four and 12 but can also occur at all ages
"Sleep or night terrors should not be confused with nightmares. A night terror causing one to awake in feeling of intense terror or panic. Young children suffer most from night terrors, but adults can also suffer from night terrors."
Yes, night terrors can affect 9-year-old children, though they are more common in younger kids. During a night terror, a child may scream, thrash, or appear frightened while still being mostly unaware of their surroundings. These episodes typically occur during deep sleep and can be distressing for both the child and their parents, but they usually don't remember the event the next morning. While night terrors can be unsettling, most children outgrow them without lasting impact.
Night terrors are very intense episodes of fear and screaming during sleep. They are usually found in children. You can learn more here: http://weird.answers.com/facts/night-terrors-a-frightening-sleep-mystery
Night terrors in children are thought to be caused by over-arousal of the central nervous system during deep sleep. Factors such as stress, irregular sleep schedules, and family history may contribute to the occurrence of night terrors. Fortunately, most children outgrow night terrors as they get older.
DefinitionNight terrors are a sleep disorder in which a person quickly awakens from sleep in a terrified state.Alternative NamesPavor nocturnus; Sleep terror disorderCauses, incidence, and risk factorsNight terrors (sleep terrors) occur during deep sleep, usually during the first third of the night. The cause is unknown but night terrors may be triggered by fever, lack of sleep, or periods of emotional tension, stress, or conflict.In contrast, nightmares are more common in the early morning. They may occur after someone watches frightening movies/TV shows or has an emotional experience. A person may remember the details of a dream upon awakening, and will not be disoriented after the episode.Night terrors are most common in boys ages 5 - 7, although they also can occur in girls. They are fairly common in children ages 3 - 7, and much less common after that. Night terrors may run in families. They can occur in adults, especially with emotional tension and/or the use of alcohol.SymptomsNight terrors are most common during the first third of the night, often between midnight and 2 a.m.Children often scream and are very frightened and confused. They thrash around violently and are often not aware of their surroundings.You may be unable to talk to, comfort, or fully awaken a child who is having a night terror.The child may be sweating, breathing very fast (hyperventilating), have a fast heart rate, and dilated pupils.The spell may last 10 - 20 minutes, then normal sleep returns.Most children are unable to explain what happened the next morning. There is often no memory of the event when they awaken the next day.Children with night terrors may also sleep walk.Signs and testsIn many cases, no further examination or testing is needed. If the night terror is severe or prolonged, the child may need a psychological evaluation.TreatmentIn many cases, a child who has a night terror only needs comfort and reassurance. Psychotherapy or counseling may be appropriate in some cases. Benzodiazepine medications (such as diazepam) used at bedtime will often reduce night terrors; however, medication is rarely recommended to treat this disorder.Expectations (prognosis)Most children outgrow night terrors in a short period of time. They don't usually remember the event. Stress reduction and/or psychotherapy may be helpful for night terror in adults.ComplicationsInsomnia(unusual)Calling your health care providerCall for an appointment with your health care provider if:The night terrors are persistent or frequentThey occur often enough to regularly disrupt sleepOther symptoms occur with the night terrorThe night terror causes, or almost causes, injuriesPreventionMinimizing stress or using coping mechanisms may reduce night terrors. The number of episodes usually decreases after age 10.ReferencesOwens JA. Sleep medicine: In: Kliegman RM, Behrman RE, Jenson HB, Stanton BF, eds. Nelson Textbook of Pediatrics. 18th ed. Philadelphia, Pa: Saunders Elsevier; 2007: chap 18.
Insects are the largest and most common invertebrate group.
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Sleepwalking usually occurs during stages 3 and 4 of the NREM part of your sleep cycles. NREM means the non-rapid eye movement stage. REM means rapid eye movement. Night terrors aren't exactly well understood, but most professionals will agree that they happen during the NREM stages of your sleep cycles.
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