The human eye can function at 100% at any given moment, without needing to rest.

The human eye can function at 100% at any given moment, without needing

More from the Human Body Facts niche...

Human Body Facts

Your fingernails grow quickest on the hand that you write with

Human Body Facts

Newborn babies can see objects about 8-15 inches away most clearly

Human Body Facts

Every person, including identical twins, has a unique eye and tongue

Human Body Facts

Contrary to urban myth, contact lenses cannot become ‘lost’ behind your

Human Body Facts

The muscles in the eye are 100 times stronger than they need to be to

Human Body Facts

Another difference between the sexes is that women blink twice as often