There are typically no visual changes in the initial stages of glaucoma. As damage occurs to the optic nerve, people may develop blind spots in their peripheral visual field. Some can see halos and ...

First depiction of glasses in Tommaso da Modena's 1352 painting. Source: Tommaso da Modena Eyeglasses have been around since the 14th century. In the early days, they consisted of two small magnifying ...