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Causes and Risk Factors

Age-related macular degeneration may be influenced by a combination of environmental and genetic factors. Factors that may predispose a person to develop AMD include conditions and behaviors that interfere with the blood supply to the macula:

Hypertension (constricts blood vessels)
Arteriosclerosis (thickening of arterial walls due to plaque deposits)
Diet low in antioxidants and high in saturated fat (increases the tendency for fatty deposits to stick to vessel ...Read the full article