Momo twins account for one percent of all twin pregnancies, making them extremely rare.

Find out everything you've always wanted to know about identical twins – from how they form to what makes them unique.

Using a surrogate has become increasingly popular in Hollywood - with Lily Collins the latest mother to use the process - but ...

This week we’ll celebrate birthdays galore in my family. Among those are the birthdays of our twins, Cat and Liz, who will be older than I ever imagined possible when ...

It makes sense that identical twins would have the exact same DNA, right? Spoiler alert: Not always! Here's why. Identical ...

Mom Taylor Deal, a labor and delivery nurse told Newsweek: "I had never seen an asymmetrical jaw however and so immediately I was concerned." ...

A Thai couple is demanding an explanation from a hospital after one of their unborn children went missing from both her womb and database.

"It was like looking in a mirror, the exact same face, exact same voice. I am her and she is me," Ano said of meeting her twin, Amy, at 19 ...

Strictly Come Dancing judge Anton Du Beke has opened up about his wife Hannah's health condition, endometriosis, and the couple's struggles to start a family naturally ...

The risk of being admitted to the hospital with heart disease is twice as high the year after birth for mothers of twins compared to singleton births, according to research published in the European ...

While Coronation Street has had its fair share of real-life romances and bitter splits, two unlikely stars once shared a womb.

Rare 'foetus in fetu' case detected in Maharashtra, posing no danger to mother but uncertain survival for baby.