Twins have been described as a family within a family because they tend to form an entire relationship with one another thats completely separate from the rest of their family. Their relationship with their twin also develops into their primary relationship in a family.

What is the relationship between twins?

The bond between twins is unlike any other sibling connection. Its powerful and unique; only 3.3 percent of births are twins, according to data from the CDC. For those who arent part of this small club, its fascinating to think about what life is like as a twin.

Do twins have a closer relationship than other siblings justify?

Twins tend to be closer than typical siblings — they share a bond that is oftentimes unexplainable, Maureen Healy, an expert on sensitive children and author of Growing Happy Kids, tells Romper. Many believe this is rooted in genetics, such as identical twins sharing the same DNA.

Is it true that twins feel the same pain?

There are twins who say they have felt each others pain. And their close relationship and nearly-identical physical structure means there could be a sliver of truth in the theory — as pain can be psychological and can be felt empathetically.