Fingers are formed from a blob of tissue that is “chiselled away” in the womb to reveal individual digits, a study has found. Rather than growing from five stumps, the study found some tissue formed ...

The thumb is one of five digits on each hand, but it has a different shape and function from the other digits. However, most medical guides refer to the thumb as a finger. Also known as the pollex or ...

Polydactyly is the term for when someone has extra digits, or fingers or toes. It usually means that a baby is born with at least six fingers on one or both hands or six toes on one or both feet. It's ...