"As it tugs on the retina, it can stimulate it, causing the perception of flashing light," she notes. "PVD is more common in ...

Medically reviewed by Christine L. Larsen, MD Posterior vitreous detachment (PVD) occurs when the vitreous—a gel-like fluid ...

Learn to spot early warning signs from your eyes that may signal serious health issues and protect your vision before it's ...

A study found that individuals with migraines or other headaches show increased excitability in the visual cortex following ...

“Successful stimulation of a light-insensitive chick retina suggests the potential use of this novel platform in future artificial retina applications.” Retinal implants that can translate sensory ...

Either option can make it easier to see by refocusing the way that light hits your retina and helping slow the process of macular degeneration. Spending time outdoors may also help. You might also ...

Wenzhou Medical University and collaborating institutions have identified a population of human neural retinal stem-like ...

have caught sight of hundreds of mysterious flashes of light reflecting off our planet over the course of a year. What could they be? Reflections of sunlight glinting off oceans? A really ...

Pan saw not only that the protein made retinal neurons respond to flashes of blue light, but also that a signal made it to the rodents’ visual cortex 2. This was a crucial proof of concept.