It can include such acts as masturbation, inappropriate fondling themselves or others, having sex with another person; and in more extreme cases, sexual assault. These behaviors are unconscious, occur frequently without dreaming, and bring along clinical, social, and legal implications. It has a lifetime prevalence of 7.1% and an annual prevalence of 2.7%. Sleepwalking (somnambulism)
Sleepwalking has a prevalence of 1–17% in childhood, with the most frequent occurrences around the age of eleven to twelve. About 4% of adults experience somnambulism. Normal sleep cycles include states varying from drowsiness all the way to deep sleep. Every time an individual sleeps, he or she goes through various sequences of non-REM and REM sleep. Anxiety and fatigue are often connected with sleepwalking. For adults, alcohol, sedatives, medications, medical conditions and mental disorders are all associated with sleepwalking. Sleep walking may involve sitting up and looking awake when the individual is actually asleep, and getting up and walking around, moving items or undressing themselves. They will also be confused when waking up or opening their eyes during sleep. Sleep walking can be associated with sleeptalking. Sleep terrors (night terrors/ pavor nocturnus)
Sleep terror is the most disruptive arousal disorder since it may involve loud screams and panic; in extreme cases, it may result in bodily harm or property damage by running about or hitting walls. All attempts to console the individual are futile and may prolong or intensify their confused state. Usually they experience amnesia after the event but it may not be complete amnesia.
Lustra may refer to:

Lustrum (plural "Lustra"), a period of five years. Lustra, poetry, by Ezra Pound. Lustra, Campania, a commune in the province of Salerno (Campania, Italy). Lustra (album), a 1997 album by British band Echobelly. Lustra (band), a pop punk band best known for the song "Scotty Doesnt Know" in the movie EuroTrip