Add Yahoo as a preferred source to see more of our stories on Google. Waking up with some gunk in your eyes is usually nothing to worry about. The scientific name for this crust is rheum, and it forms ...

Blepharitis is a condition that causes inflammation of the eyelid. A person with blepharitis may experience swollen, irritated, and itchy eyelids. A stye is a painful lump that develops on the upper ...

Eric D. Donnenfeld, MD; discusses the importance of understanding the pathogenesis of Demodex blepharitis to reach a proper diagnosis. This is a video synopsis/summary of an Insights involving Eric D.