Here is the heartbreaking story of Russian sisters Masha and Dasha Krivoshlyapova, who become one of the oldest living pairs ...

A conjoined twin admitted he hid his true gender identity from his sister for most of his life. Lori and George Schappell ...

Conjoined twins Holly and Carly had to be surgically separated in the UK in a pioneering operation at London's Great Ormond ...

Formerly conjoined twin sisters turn 1, take first steps Family searching for car seat for conjoined twins Conjoined twin girls successfully separated. How doctors did it Formerly conjoined twins ...

"I truly am alive because of them and I know it was a whole different world 40 years ago, and things were quite new in this ...

Conjoined twins occur when identical twins have fused bodies before they are born. This condition has also been known as "Siamese twins," now considered an inappropriate, outdated term.

Conjoined fetuses are a rare type of identical twins that share a placenta and an amniotic sac, when the embryo divides at 13-15 days from conception. The incidence ranges from 1/50,000-1/100,000 ...

Muscat - The Sultanate of Oman has successfully conducted the first separation operation for Omphaloischiopagus conjoined or ...

Ronnie and Donnie Galyon hope to become the world's oldest conjoined twins in October, when they turn 63 This weekend they are celebrating overtaking the age of their heroes, Thai twins Chang and ...