These are the result of feelings of insecurity, anxieties, fears, or worries. Girls usually suffer from them later than boys; 28% of children aged between six and twelve years, have nightmares. Nightmares differ from night terrors, in others, by the following aspects: child perspires, shouts and breathes emotionally, can wake up quickly and recall all or parts of the dream. It must be remembered that dreams can be induced by diseases and pain, Overdrive, fear and anxiety, violent television programs or infirm threats made by some Member of the family. Although the child may not be able to indicate exactly what is affecting, some keys can be obtained from their behavior and conversing with him.