A man had to conduct a DNA test on his twin boys as required for an official documentation to confirm that both he and his wife are the parents of the twins. The test result came with devastating blow ...

A woman has given birth to twins with different fathers after having sex with two men in the same ovulation period. A woman has given birth to twins with different fathers after having sex with two ...

Twins occur in about one out of 90 human pregnancies in the US. As a rule, at conception, one sperm fertilizes a single egg to produce a zygote. Two thirds of twins are fraternal, with fertilization ...

The rare occurrence was revealed when the woman that she had sex with another man 7 days after she slept with her boyfriend. A woman who has just given birth is at the centre of a rare medical ...

A woman gave birth to twins with two different fathers after sleeping with both men on the same day. DNA tests revealed that the presumed father was only biologically linked to one of the children.