If They Cheated Once, Will They Cheat Again? A yet-to-be-published study by Denver University grad student Kayla Knapp looked at the relationships of 484 unmarried 18-35 year olds and found that people who had cheated on a partner in the past were 3 New research confirms everything your mom told you about “once a cheater. ” Many unfaithful partners tend to be repeat offenders. 5 times more likely to be unfaithful in a subsequent relationship. Yikes. (The study didn’t account for consensually non-monogamous couples, like those in open relationships or who’d had a threesome with their partner, and also didn’t capture emotional infidelity or online affairs that kissbrides.com look what i found didn’t involve sexual interaction.) Not only did 32 percent of people admit to being unfaithful, but-and here’s the kicker-out of those who reported cheating in the initial relationship, a whopping 45 percent went on to cheat again in a subsequent relationship. On the other hand, only 18 percent of people who hadn’t cheated in the first relationship were unfaithful later on. Unfortunately, if you’re dating a guy who’s knocked boots out of bounds before, this study can’t reveal how to predict whether or not he’ll cheat on you, […]