RealAge Glossary
Iris
Be it blue, green, brown, or gray, this pretty part of your eye is also muscular, expanding and contracting to change the size of your pupil and allow in varying amounts of light.
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Few things tire eyes out more quickly than staring at a computer all day. But there are ways to fight back. More
Be it blue, green, brown, or gray, this pretty part of your eye is also muscular, expanding and contracting to change the size of your pupil and allow in varying amounts of light.
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