Brainy Dose

10 Extremely Rare Human Body Features You Probably Don’t Have!

Extremely Rare Human Body Features You Probably Do Not Have

While our bodies are unique, some of us were born with extremely rare human body features and traits! Some of these unusual genetic traits may give a person a striking appearance. Other times, it’s all taking place inside.

These rare human body features and traits are only found in 5% or less of the population!

You may already know about numerous Amazing Facts About The Human Body. However, these unique physical characteristics and rare genetic traits are quite remarkable. For example, those who have Rh-null blood type, have no antigens. Because of its limited supply, doctors have referred to Rh-null as “Golden” blood.

As it turns out, most outie belly buttons are actually caused by an umbilical hernia. Some individuals were born with a double lash line (a rare disorder called Distichiasis). Certain people have a tiny hole next to their outer ear. That’s called a Preauricular Sinus, and it’s a vestigial feature. Thanks to a genetic mutation, some people are born with bones that are several times denser than average!

We bet you didn’t know that some people have extra ribs! They’re located in the cervical spine area, and their sizes range from small growth to full-sized ribs. People with Tetrachromatism have a fourth type of cone cell in their eyes. Which enables them to see close to a hundred million colors!

A small percentage of people have two different colored eyes. The term used to describe this condition is Heterochromia. People with Ectrodactyly, have a cleft where the middle finger or toe should be. This causes their hands or feet to take on a claw-like appearance.

Among these extremely rare human body features and traits belong a dermatological condition called Vitiligo. It’s characterized by the appearance of white patches of skin on different parts of the body.

Watch this video to learn more!