Our fears about infidelity reveal a lot about us. And so do our reasons for cheating.

This episode was produced by Kelli Wessinger and Hady Mawajdeh, edited by Jenny Lawton, fact-checked by Melissa Hirsch, engineered by Bridger Dunnagan, and hosted by Jonquilyn Hill.

Jay-Z and Beyonce attend a gala in 2014 in New York. Photo by Kevin Mazur/WireImage.

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