Despite anecdotal claims about cheating, no study has shown that humans are predisposed to monogamy or non-monogamy. However, according to psycologytoday.com, between 1991 and 2008, somewhere between about 20% to 25% of men admit to having cheated on their wives. Rates of admitted infidelity for women have ranged between about 10% and 15%, compared to the 20 to 25% for men. Recently, 3rder team also disclosed a data, which shows the tendency of Human returning back to non-monogamy.