PTSD (Post-traumatic stress disorder) and psychosis are two distinct mental health conditions, but they can sometimes overlap. In some cases, PTSD can lead to psychotic symptoms. This is sometimes ...

MADRID — Recent research on the progression and treatment of psychosis is prompting some experts to ask: Are substance-induced psychosis (SIP) and primary psychosis fundamentally different? And if ...

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 ...

Terms such as delusions or conspiracy theories express a disapproving attitude. Suppose I am convinced that a celebrity I have never met is in love with me. My belief may be considered delusional. To ...