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 ...

DEAR DOCTOR K: I hear the phrase “you’re delusional” used so casually. But what does it mean when someone is really, clinically delusional? A delusion is a false belief that is based on an incorrect ...

Dear Dr. Roach: My wife and I have been married for over 50 years. A few years ago, she began accusing me of having an affair with a much younger woman, with whom I have never shared a private moment ...

Lawyers for the man who calls himself Clark Rockefeller began their defense in his kidnapping trial Wednesday with the testimony of a forensic psychologist who said he is "completely deluded" and not ...

BOSTON — A psychologist testifying for the defense in the kidnapping trial of the man who calls himself Clark Rockefeller said today that the man is “completely deluded” and not responsible for his ...

In my previous posts, readers learned about delusions both as a symptom and as a condition called delusional disorder. The latter is marked by the presence of delusions in the absence of other ...

Dear Dr. Roach: My wife and I have been married for over 50 years. A few years ago, she began accusing me of having an affair with a much younger woman, with whom I have never shared a private moment ...

Delusional disorder is diagnosed when a person has a consistent and persistent belief that is totally contrary to reality. A delusion is best defined as a bizarre or absurd belief in something that is ...