Hallucinations are when you sense things that aren’t really there. The five main types are auditory, visual, olfactory, gustatory, and tactile hallucinations. Each type affects your senses in ...

Learn more about hallucinations that may occur as you’re drifting off to sleep — plus, know when it’s time to speak with a doctor.

A hallucination is the experience of sensing something that isn't really present in the environment but is instead created by the mind. Hallucinations can be seen, heard, felt, smelled, and tasted, ...

Hallucinations are unreal sensory experiences, such as hearing or seeing something that is not there. Any of our five senses (vision, hearing, taste, smell, touch) can be involved. Most often, when we ...

What springs from the 'mind' of an AI can sometimes be out of left field. gremlin/iStock via Getty Images When someone sees something that isn’t there, people often refer to the experience as a ...