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 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 ...

Forbes contributors publish independent expert analyses and insights. I write about relationships, personality, and everyday psychology. Erotomania, also known as De Clérambault’s syndrome, is a rare ...

About 20%-30% of the population express belief in at least one conspiracy theory, according to Thomas Fuchs, MD, PhD, psychiatrist and philosopher, Karl Jaspers Professor of Philosophy and Psychiatry ...

For decades, schizophrenia and bipolar disorder (BD) were treated as distinct and unrelated psychiatric disorders. Schizophrenia is a psychiatric disorder characterized by altered thinking and ...

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 ...