Night Terrors

Nicki keeps having these by the way:

What are Night Terrors?

Night Terrors ar characterized by a sudden arousal from slow wave sleep with a piercing scream or cry, accompanied by autonomic (Controlled by the part of the nervous system that regulates motor functions of the heart, lungs, etc.) and behavioral manifestations of intense fear. Also known as Pavor Nocturnus, incubus, severe autonomic discharge, sleep terror.

What are the symptoms of Night Terrors?

A sudden episode of intense terror during sleep
The episodes usually occur within the first third of the night
Partial or total amnesia occurs for the events during the episode.
Associated features include:

Polysomnographic monitoring demonstrates the onset of episodes during stage 3 or 4 sleep
Tachycardia usually occurs in association with the episodes.
Other medical disorders are not the cause of the episode, e.g., epilepsy
Other sleep disorders can be present, e.g., nightmares.
How serious are Night Terrors?

Some children have episodes of night terror that may occur less than once per month, and do not result in harm to the child or others. While some children experience episodes less than once per week, and do not result in harm to the child or others. In its severest form, the episodes occur almost nightly, or are associated with physical injury to the child or others. Consult a sleep specialist if you are concerned.