Surprisingly, semen quality was higher in the miscarriage group. Extra what happens sperm produced to into the vagina is how all women get pregnant. There is, then, clear evidence that men can produce too many sperms, not just too few. When sperm fertilizes meets an egg, this fertilized egg is called a zygote ZYE-goat. Will other parents love the siblings of your children as much as you love your own kids?