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 ...
If your eyes feel gritty, dry or irritated-especially if you're over 50-you might assume it's just aging or allergies. But there's another culprit that often goes undiagnosed: ocular rosacea, an ...