associated with hypnagogic and hypnopompic hallucinations.
When does it happen?
– Hypnagogic hallucinations can occur at the onset of sleep, either by day or at night. They are usually quite vivid and visual.
– Visual hallucinations usually consist of simple forms such as colored circles or parts of objects that may be constant or changing in size. A formed image of an animal or a person may appear and it is often in color.
– Auditory hallucinations are common but other senses are seldom involved. Auditory hallucinations can range from a few sounds to an elaborate melody. Threats or criticism are also reported.
– Another type of hallucination that is sometimes reported at the onset of sleep involves elementary cenesthopathic feelings (such as experiencing picking, rubbing, or light touching), changes in location of body parts (such as an arm or a leg), or feelings of levitation or extracorporeal experiences (like moving the body in space or floating above the bed) that may be quite elaborate.
– There may be a history of