During a sight test, health conditions including diabetes and high blood pressure can be detected.

During a sight test, health conditions including diabetes and high blood

More from the Human Body Facts niche...

Human Body Facts

The only part of the body that has no blood supply is the cornea of the

Human Body Facts

Your eyeballs stay the same size from birth to death, while your nose

Human Body Facts

People who are blind can see their dreams if they weren’t born blind

Human Body Facts

Eyes are made up of over 2 million working parts

Human Body Facts

Oily fish, vitamin A and vitamin C can all help to preserve good

Human Body Facts

That bit between your nose and upper lip is called your philtrum. But