Medically reviewed by Christine L. Larsen, MD Photophobia is an abnormal sensitivity to light. It is associated with dry eye ...

Like most human traits, blue eyes are determined by genes, and no two people have exactly the same hue. It works a lot like ...

Brown eyes are the most common in the world compared with blue and green. This may be the world's most prevalent eye color — approximately 79% of the world population has some shade of brown ...

The exact cause remains to be determined, but scientists do know that eye color began to change long before recorded history began. The following is a transcript of the video. All blue-eyed people ...

In humans, phenotypically, eye color falls into one of these basic categories -brown, blue or green. Brown eyes are the most common (due to their dominant nature), followed by blue and then green.

Blue eyes: People with blue eyes are peace lovers ... People who possess this eye color mostly look in love for someone with whom they can reach a commitment, casual relationships are not their ...

The animal's eyes change from a golden colour to a deep blue as summer fades to winter, helping it to see in dramatically different light levels. The part that changes colour is called the tapetum ...