There is something mystical about sight. Vision is so mechanically complex that we all take our eyesight for granted until something goes wrong. As we age there are numerous ways that our eyesight can be compromised. Many of us are familiar with cataracts and understand what they do to blur vision. Cataracts are one of many possible vision problems as we age. Lately, my attention has been drawn to a number of my friends at Sierra View Homes and family members who have been diagnosed with macular degeneration. I realized I did not know much about the disease and became interested in understanding macular degeneration better.  In a healthy eye,…