• A group of conditions that threaten the optic nerve is glaucoma. In the United States, glaucoma is the second most common cause of vision loss and blindness.


  • Photokeratitis, sometimes called "snow blindness", is basically when you get a sunburn on the surface of your eyes. It is caused by exposure to high levels of UV rays during outdoor activities such as boating or skiing.


  • Have you ever seen someone with eyes that are two different colors? This fascinating trait is called heterochromia, and only six people in a thousand have it.


  • Visually impaired or blind people do lead just as complex and interesting lives as sighted people. So, in the spirit of World Blindness Awareness Month, we’re going to discuss visual impairment.