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 ...

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, ...

You know the cameras are everywhere, watching your every move. They are embedded in street lights and often confused with doorbell cameras. In the walls, lights, cars and every public space. You just ...

Psychedelic drugs are seeing a surge of interest from mainstream medicine, and initial results suggest that psychedelic-therapy can be a safe and effective treatment for some mental health conditions.

From calling yourself "delulu" to saying you're in a "delusionship," the word delusional has become a prominent part of cultural slang. But I'm not sure it should be. With these terms being so ...

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 ...

Around the year 1400, the French king Charles VI began to exhibit a number of disturbing behaviors that eventually earned him the nickname "Charles the Mad." Among these behaviors, he refused to let ...