Very simply, glaucoma is an eye disease involving damage to the optic nerve, which sends visual signals to the brain. When the optic nerve gets damaged, the brain does not receive all the signals being sent. No one knows exactly what causes this damage, but pressure buildup in the eye is proven to be one of the major risk factors associated with glaucoma. This can result in a gradual loss of vision and, if not managed, can lead to blindness. With early detection and your commitment to following a ...