Add Yahoo as a preferred source to see more of our stories on Google. When you think of vision trouble, you might look at the issue head-on—literally. Determining how well you can see right in front ...

A person with peripheral vision loss has difficulty seeing things above, below, or at the side without turning their head. This type of vision loss is also known as tunnel vision. Tunnel vision can ...

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 ...