Hallucinations are a very common phenomenon, most of them are related to a neurotransmitter secretion disorder in the brain, which may be related to mental and psychological disorders.1, patients with anxiety disorders and depression are prone to hallucinations, hallucinations and other symptoms.2, central nervous system lesions, emotional effects, excessive fatigue, excessive stress, prolonged late-night stays, sleep deprivation, mental overstimulation, neurasthenia and other symptoms may occur.3, people with high fever persisting may be confused or have hallucinations.4, epileptic patients with seizures may also have hallucinations. There may be hallucinatory symptoms. 3, people in the case of high fever persists, there may be confused or hallucination phenomenon. 4, epileptic patients have seizures, there may be hallucinations. 5, traumatic brain injury, cerebral cortex lesions, cerebral atrophy, cerebral infarction, and other diseases, there may be hallucinations. If you have hallucinations, you should go to the hospital to determine the cause of the hallucinations, and then treat the cause of the hallucinations.