Hallucinations: Types, causes, treatments - Insider

Hallucinations can be a sign of a neurodegenerative disease like Alzheimer's or a simple side effect of medication. Here's how to tell.

A hallucination is when you see, hear, smell, taste or feel something that appears to be real but doesn't actually exist. For example, you might hear voices or see other people in the room who aren't… [+11740 chars]

full article...