My twin sister and I were never close growing up. After living together in adulthood for 8 months, we went from acquaintances ...

Conjoined twins occur when identical twins have fused bodies before they are born. This condition has also been known as ...

Twins Sydney and Lexi were conjoined at birth and separated seven months later in a risky surgery, but are now thriving at age 17 Julie Mazziotta is the Senior Sports Editor at PEOPLE, covering ...

A conjoined twin revealed he kept his true gender a secret from his sister for the majority of his life. Lori and George Schappell, born in Pennsylvania in 1961, had partially-fused skulls and ...

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 ...

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 ...

George Schappell, the world's oldest-living conjoined twin, came out as a transgender man, revealing this to his sister Lori after decades. Born conjoined at the head in 1961, the twins lived ...

"You would never think they were conjoined 8 months ago,” Ella and Eliza Fuller's mom tells PEOPLE Abigail Adams is a Human Interest Writer and Reporter for PEOPLE. She has been working in ...