HealthDay (5/9, Preidt) reported, “Researchers say they’ve pinpointed a number of factors that may be key to the progression of the eye disease glaucoma,” according to a paper published in the May issue of the journal Archives of Ophthalmology. After analyzing data on 587 patients, investigators “concluded that key risk factors for glaucoma progression included a thinning of the cornea, loss of the visual field and an” intraocular pressure “of 18 mmHg (millimeters of mercury) or higher.”