by Elana Gotkine HealthDay Reporter Dietary nitrate intake is associated with a lower risk for progression of age-related macular degeneration (AMD), according to a study published online Dec. 22 in JAMA Ophthalmology. Geoffrey K. Broadhead, M.D., Ph.D., from the National Eye Institute at the National Institutes of Health in Bethesda, Maryland, and colleagues examined the association...