Elongation cycle. Early phase sleep syndrome
Associated with the early riser will of the subjects, it has a pathological appearance when it represents a mismatch with the family conditions of the environment. Prematurity is defined as the hours of sleep, which result in an early awakening and a marked tendency to sleep very soon. The subjects are forced to sleep in the evening hours still feeling excessive sleepiness. It is a very rare disorder and one of the sleep apnea problems with an estimated prevalence of around 1%, which increases with age and no gender distinction.