Medically reviewed by Kira Graves, PhD Delusions of grandeur are false beliefs in which people think they are God-like, powerful, or invincible.A person with grandiose delusions can be angry and ...

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 ...

A delusion is a fixed, relatively immutable, persistent, false belief with no basis in reality. Source: Piotr Marcinski/Shutterstock We talk often about "deluded" people: “The person on the talent ...

A new study from Simon Fraser University researchers has found a close link between high levels of social media use and psychiatric disorders that involve delusions, such as narcissism and body ...

First major study on ‘AI psychosis’ suggests chatbots can encourage delusions among vulnerable people ...