Delusional disorder refers to a condition in which an individual displays one or more delusions for one month or longer. Delusional disorder is distinct from schizophrenia and cannot be diagnosed if a ...

What Are Delusions of Persecution? At some point, you’ve probably believed something that later turned out to be untrue. But if you have a rare mental illness called delusional disorder, no amount of ...

What Is a Shared Psychotic Disorder? A shared psychotic disorder is a rare type of mental illness in which a healthy person starts to take on the delusions of someone who has a psychotic disorder such ...

When someone has persecutory delusions, they believe a person or group wants to hurt them. They firmly believe this is true, despite the lack of proof. It may occur with some mental health disorders.

Obsessive love can cause a person to fixate on loved ones as though they are an object or possession. This can be due to various reasons, ranging from mental health issues to delusional disorders.

Delusions are fixed beliefs that do not change, even when a person is presented with conflicting evidence. Delusions are considered "bizarre" if they are clearly implausible and peers within the same ...