Blue eyes are the most sensitive to light, dark brown the least sensitive.

Blue eyes are the most sensitive to light, dark brown the least

More from the Human Body Facts niche...

Human Body Facts

In a single second, it’s possible to blink five times

Human Body Facts

If your head was chopped off it would still remain conscious for around

Human Body Facts

Each of your eyes has a blind spot – where the optic nerve attaches to

Human Body Facts

The average blink lasts for about 1/10th of a second

Human Body Facts

We have two eyeballs in order to give us depth perception – comparing

Human Body Facts

Humans and dogs are the only species known to seek visual cues from