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 ...

People experiencing delusions during an episode of psychosis may be "living out" a deeply held emotion, according to new research that provides a "radically different perspective" on one of the most ...

Delusions of grandeur, also known as grandiose delusions (GDs), are a type of delusion, or false belief. People who experience delusions of grandeur may believe they are famous, God-like, wealthy, ...

Key points Delusional disorder can be hard to detect because the pathology is encapsulated and the person may seem very stable. If someone's delusion becomes believed by others and affects their ...