Hallucinations

Hallucination refers to a kind of real and vivid perception without objective stimuli acting on the corresponding senses. In contrast, optical illusions have real external stimuli, but respond to false perceptions. Hallucinations are a type of perceptual disorders, which are mainly divided into hallucinations, hallucinations, and hallucinations. The most common are hallucinations and hallucinations. Hallucinations are mostly in the state of mental illness, and normal people may also appear in tension, fatigue, and high fever.