What do you call someone who likes to get hurt?

A person who enjoys pain or humiliation, especially in a sexual context, is called a masochist. A person who likes to inflict pain or humiliation without consent of the victim is called a sadist.

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"Munchausen syndrome is a condition in which a person intentionally fakes, simulates, worsens, or self-induces an injury or illness for the main purpose of being treated like a medical patient."Copied from eMedicineHealth -- see links

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