Pathological lying, also known as pseudologia fantastica (Latin for "fantastic pseudology"), is a chronic behavior characterized by the habitual or compulsive tendency to lie.

Feb 25, 2026 · Pathological lying, sometimes referred to as mythomania or pseudologia fantastica, is a behavior pattern in which individuals lie chronically or compulsively for lying’s sake.

6 days ago · Pathological lying goes beyond occasional dishonesty. Learn what drives it, how the brain plays a role, and what treatment can actually help.

Mar 8, 2023 · Learn more about pathological lying and how it’s different from typical dishonesty.

1 day ago · Delmaine Donson/Getty Images “Pathological liar” has become a convenient insult to anyone we love to hate, from corrupt politicians to reality-show “villains.” The Secret Lives of Mormon …

1 day ago · Pathological lying is a behaviour where a person lies constantly without a clear reason or benefit. Here are the signs, causes, and psychological factors behind compulsive lying.

Nov 6, 2025 · With insights from a psychologist, this article will go over what pathological lying is, how it compares to other kinds of lying, and what to do if you’re dealing with a pathological liar.