Through research psychologists and other researchers have claimed that sexual infidelity effects both men and women differently. In addition, their beliefs on sexual infidelity differ. There have been many theories about the occurrence of infidelity, and most researchers have different opinions about these theories. Researchers from the article Infidelity and the Science of Cheating, written by Sharon Begley, have asked the following question to different ethnic groups of all ages and of both sexes: what distresses them more, emotional infidel ....