 lose their vision from diseases like macular degeneration and glaucoma. Not at first. With macular degeneration, you lose your central vision. You have a blind spot right in the center of your face, so I can't actually see your face. So even that little circle in which I could see became a big blurb. I was 65 when I first was diagnosed with glaucoma. There were no symptoms. I had no headaches. Three million Americans have glaucoma.