Over two million Americans have glaucoma making it one of the most common causes of legal blindness in the United States. Glaucoma can rob people of their vision even though they don’t have any visual symptoms or pain. In fact, half of those with glaucoma don’t even know it. The disease is not easily diagnosed.

Akinetopsia is a very rare neuropsychological disorder

Vegetarians are at risk for nutritional deficiency if they do not receive vitamin supplementation.

It's a strange old world that we live in, isn't it Why is it that the population of the world still continues to have sight problems and why is vision loss on the increase

the news and views describing patients that had operations to recover sight after many years of blindness and how they acquire visual skills

Researchers are trying to determine whether a sexually transmitted disease might have caused the blindness found in at least two mountain lions in the Black Hills. Steve Griffin, a wildlife biologist with the state Game, Fish and Parks Department, said tests on two lions are consistent with chlamydia, but nothing is confirmed.