An older guy lived with his first love for more than two years, doing everything they were supposed to do and everything they weren’t. Later, for unknown reasons, they broke up. A few years later, the girl got married and had a child. One day, he ran into his ex-girlfriend on the street and noticed she was with a kid who looked remarkably like him.

This brings up an old saying called “First Husband’s Genetics,” which suggests that if a woman has been with her previous partner, she might pass on his traits to her future children. But in reality, this saying has no scientific basis; it’s just a rumor.

From a biological perspective, a child's genes come solely from their biological parents, and have nothing to do with the woman’s previous partner. The resemblance is usually just a coincidence.

So, if one day you find that your wife’s child looks a lot like her ex-boyfriend, don’t overthink it!