This is the very short summary: take a multivitamin and 2 (one in morning and one in evening) B&L Preservision 2 (AREDS 2) suppliment; eat a diet rich in green vegetables, use a search engine and look up foods rich in lutein (e.g. spinach) and eat a lot of them, don't smoke or use nicotine, stay healthy and don't get over-weight, protect your eyes from bright sunlight, keep blood pressure, cholesterol and blood sugars under good control. Have a great ophthalmologist that you see at least yearly. Know the difference between dry mac degen (non-exudative) and wet macular degeneration (exudative). Test you eyes weekly with Amsler Grid.