Living the “fast life” says more about a person than their proclivity for risk-taking.

How do you tell if your man’s a psychopath? They’ve got an amazing online game, apparently.

German scientists have revealed that those who have a high hookup rate on dating apps are more likely to be psychopaths. 4

“Individuals who have elevated levels of traits associated with a fast life history (like the Dark Triad/Tetrad traits, or sociosexuality) use visual social media platforms more intensely,” study author Lennart Freyth, research director of the Behavioral and Social Sciences Institute and a professor at the Hochschule Döpfer University of Applied Sciences in Cologne , told PsyPost.

The study, published in the journal Cyberpsychology, Behavior, and Social Networking , explored the re

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