The word delusional or "delulu" is often thrown around in jest. But what does it mean clinically? Here, experts explain.

There are so many ways that people who experience unusual experiences and/or psychosis are very similar to everyone else and ...

Prescribed agents, especially stimulants, can also sometimes induce hallucinations or delusions. As in adults, delirium and dementia can mimic psychotic phenomena. Fortunately, dementia is very ...

Her captors, Brian David Mitchell and Wanda Barzee, may have had a shared psychosis relationship. Mitchell was deemed by some evaluators to experience grandiose delusions about deification ...

Those symptoms can include "hallucinations, delusions, paranoia, rapid changes in mood, confusion, and behavior changes," Psychology Today said. Postpartum psychosis can affect expecting or new ...