Turns out that infidelity is a universal thing that can be pinpointed. According to VictoriaMilan, a dating site for adults secretly seeking extramarital affairs, women across the world begin cheating on their partners around the same time into their marriage. The study assessed adult women of all ages in various continents and countries and found that the average age of cheating was about 36.6 (with the average marriage age at 29), about seven to eight years after marrying. Something about discretely finding a new lover helps women rediscover that excitement their relationship may be missing.
"Married women start having affairs for various reasons," said the site's founder, Sigurd Vedal. "Perhaps their husband is not giving them the attention and respect they deserve. Perhaps they still love their partners, but the spark has vanished from their marriage. Alternatively, they may have an open relationship, and both have affairs to satisfy their physical needs whilst still sharing a tight emotional bond."
The study broke down the average age that affairs occur:
Here's the breakdown in terms of average time between marriage and affairs: