Unlike some newborns, whose eyes are blue due to the amount of melanin present ... Dust deposits can accumulate in the sclera ...

All blue-eyed people have one ancestor in common, born around 6,000 to 10,000 years ago. Blue eyes are caused by a gene mutation. For years, researchers had searched for it on the OCA2 gene.

Argyria, a rare disorder caused by the accumulation of silver in the body, has left people with a permanent gray or blue-gray skin ... The whites of the eyes (sclera) turn a bluish-gray color.

Some remedies may help conceal your sleepy eyes. These include getting an eye ... or green tea may help narrow blood vessels and reduce blue coloring. These caffeinated teas can also banish ...