Pink eye is what occurs when the thin membrane that lines the white of the eye and the eyelid becomes infected and inflamed.

Pink eye, or conjunctivitis, is the inflammation of the conjunctiva, or the thin layer of membrane that protects your eye. Pink eye, which can make the white part of one or both of your eyes look ...

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Conjunctivitis is a common condition that causes redness and swelling of the thin layer of tissue that covers the front of the eye (conjunctiva). It is most common in babies older than three months.