Medically reviewed by Christine L. Larsen, MD Eye crust forms when mucus, oils, and debris accumulate, often during sleep.

You might call it sleep in your eye, eye crust, or simply goop, it turns out there’s a proper name for the thin layer of dried gunk that forms in the corner of your eye when you sleep ― its ...

Eye crust forms when mucus, oils, and debris accumulate, often during sleep. This buildup is a normal part of the eye's maintenance process. However, crusty eyes can also indicate underlying ...