Omega-3 fatty acids found in fatty fish such as tuna and salmon may help prevent age-related macular degeneration (AMD) progression,  depending upon the stage of the disease, suggest researchers. …………………… AMD is a progressive disease that attacks central vision, resulting in a gradual loss of eyesight and, in some cases, blindness During the study, the research team from Laboratory for Nutrition and Vision Research (LNVR) and Jean Mayer USDA Human Nutrition Research Center on Agi