Science has an answer as to why couples stay committed to their partners even when they meet more attractive people in their lifetime. According to a recent study those in relationships actually see tempting the people outside of their partnership as less attractive. This perceptual bias could represent a non-conscious method of self-control that assists in overcoming temptations in order to facilitate long-term goals of staying with a romantic partner. (Read: 8 tips to develop more intimacy in your relationship) In a recent set of experiments psychologists Dr. Shana Cole Dr. Yaacov Trope and Dr. Emily Balcetis from the New