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Gender differences in infidelity

The difference in infidelity rates between men and women, and how it varies based on the definition of infidelity and the methodology of the study.

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Jan 13, 2026
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How do definitions of 'cheating' affect reported rates for men vs women?

Definitions of "cheating" — whether researchers count sexual acts, emotional affairs, online flirtation, or suspected but unconfirmed behavior — materially change who is recorded as a cheater and by h...