In addition to sensory deprivation, recreational and therapeutic drugs, conditions like epilepsy and narcolepsy, and psychiatric disorders  like schizophrenia, are a few of the many known causes  of hallucinations, and we’re still finding new ones.
Alături de privarea senzorială, medicamentele recreaţionale sau terapeutice, boli ca epilepsia sau narcolepsia şi tulburări psihice precum schizofrenia sunt câteva cauze renumite ale halucinaţiei şi continuăm să descoperim şi altele noi.