Rhythmic electrical activity in the retina (known as pathological oscillations) has been observed in several eye diseases, ...

Night blindness, also known as nyctalopia, doesn’t mean you’re truly blind. But having this condition does mean you may have difficulty with tasks such as driving at night or moving around your house ...

Night blindness (nyctalopia) refers to considerable difficulty seeing in poor light conditions. Night blindness is not a condition itself but rather a symptom of other types of vision conditions.

As a child, Max Hodak learned to develop film in a darkroom with his grandfather who was almost blind. Hodak’s grandfather had retinitis pigmentosa, a congenital disease that affects one out of every ...

Retinitis pigmentosa (RP) is a group of rare genetic diseases that affect the light-sensitive part of the eye, called the retina. “Atypical RP” refers to RP that lacks the characteristic features of ...