A hallucination is a perception of something that is not really there. It can involve sight, hearing, taste, smell, and/or touch. For example, you may hear voices that nobody else hears or see something that nobody else sees.
You probably will know if a person is having a hallucination. It may scare you, because you can't see why the person is behaving as he or she is. The person also may be very scared.
Remain calm, and try to help the person:
Current as of: September 23, 2020
Author: Healthwise Staff
Medical Review: Kathleen Romito MD - Family Medicine
Christine R. Maldonado PhD - Behavioral Health
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