When you blink, it lasts for about one tenth of a second.

When you blink, it lasts for about one tenth of a second

More from the Human Body Facts niche...

Human Body Facts

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

Human Body Facts

The human eye weights approximately just under an ounce and is about an

Human Body Facts

Common dreams are about potted plants, worms and frogs

Human Body Facts

When you were born, you were so powerful for your size that

Human Body Facts

You are about 1cm taller first thing in the morning than you are last

Human Body Facts

Ommatophobia is a fear of the eyes