Several genetic markers contribute to our final eye color shade. A baby born with blue eyes can have brown eyes by their 1st birthday.

People who had eye color change surgery are flooding social ... Got comments or health tips? South Florida Sun Sentinel health reporter Cindy Goodman can be reached at [email protected].

Brown is the most common eye color worldwide by a large majority. In contrast, green is one of the rarest eye colors worldwide. The color of the eyes depends on how much melanin the eyes contain.