22 (A) Notably, a surprisingly increasing number of younger women appear to be cheating on their spouses. (B) Their findings show that infidelity appears to be on the rise, particularly among older people and young couples. (C) At the same time, experts say that surveys appearing in sources like women’s magazines may overstate the adultery rate. (D) And interestingly, it helps explain why different studies produce different estimates of infidelity rates in the United States.