Infidelity

Narcissistic people tend to respond differently to infidelity depending on whether they're grandiose or vulnerable narcissists, according to new research published in the Journal of Social and Personal Relationships. Vulnerable narcissism is marked by excessive self-absorption, introversion and insecurity, while...

New research published in the journal Evolutionary Psychology investigated whether men produce higher quality ejaculate in response to thoughts of their partner's infidelity. It is not unusual for female mammals -- including human women -- to copulate with several males....

People are more likely to cheat on their partner if they believe that their parents were unfaithful, according to research recently published in the journal Personal Relationships. "I find infidelity very interesting to study because in the U.S., infidelity is...

Psychology research recently published in Personality and Individual Differences investigated how often the popular dating platform Tinder was being used to cheat on a partner. The study found that most Tinder users know someone who has used Tinder to cheat....

Narcissism and psychopathy are linked to infidelity and rape myths, according to a study published in the scientific journal Personality and Individual Differences. The new psychological research suggests that people who are self-centered and lack empathy are more accepting of...

Psychologists are taking a closer look at how the trait known as sociosexuality influences romantic relationships. New research suggests that individuals predisposed to casual sex are not necessarily predisposed to becoming cheaters. "We became interested in this topic because we...

Everyone knows that being cheated on is a painful experience. But psychologists are now honing in on the particular effects that infidelity can have on both mental and physical health. A new study, published in the Journal of Social and Personal...

Dishonest individuals are more likely to have their friends keep an eye on their romantic partners, according to research published in the journal Personal Relationships. The study examined how personality traits like honesty affected mate retention tactics, meaning behaviors designed to...

Attitudes toward time are associated with academic cheating, according to research published in the journal Learning and Individual Differences. The study of 623 Hungarian high school students found that future time perspective was negatively related to academic cheating, while present...

New research published in Sexual & Relationship Therapy has uncovered the different ways in which men and women perceive infidelity. Infidelity can lead to relationship dissatisfaction and breakdown, though in some cases the problems may be caused by the different ways in...