Surgeons in India have removed a parasitic twin from a teenager who had an extra set of legs, buttocks and genitals attached to his chest. The parasitic twin condition occurs when a conjoined twin ...

In the early 20th century, audiences at circuses and sideshows all over the world were captivated by Jean Libbera, the “Double-Bodied Man,” who had a small parasitic twin named Jacques growing ...

A Yorba Linda woman who wanted nothing more than to be a mom was able to spend nine days with her newborn twins when a little ...

only to be hit by the devastating blow of Vanishing Twin Syndrome (VTS) two weeks later. This condition sees one twin in a multiple pregnancy disappear, leaving just one embryo behind. It's a form ...

before suffering Vanishing Twin Syndrome (VTS) a fortnight later. This heartbreaking condition occurs when one twin in a multiple pregnancy vanishes, leaving a single embryo behind. It is a type ...

In videos that are going viral on those platforms, typical facial features associated with Down syndrome are being superimposed over the faces of scantily clad women engaged in sexually suggestive ...

was 23 weeks pregnant when she was warned her unborn babies had twin-to-twin transfusion syndrome. The life-threatening condition affects identical twins who share a placenta, with one baby ...

"We're best friends, we do everything together," Chase Herzog says of his twin brother Derek Wendy Grossman Kantor is an award-winning journalist who has spent 20 years as a reporter for PEOPLE.

The X Factor star was previously diagnosed with pre-twin-to-twin transfusion syndrome, or TTTS, a condition that results in an unbalanced blood flow from one twin to another. The rare condition is ...

Most cases of the syndrome occur sporadically, meaning the genetic changes behind the condition appear randomly in early development rather than being passed down through generations. Only in rare ...

He is the Patron of the Australian Multiple Birth Organisation, and a Member of the International Society of Twin Studies. Nancy Segal does not work for, consult, own shares in or receive funding ...