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Flashes of light are "sparks" that you may see when you move your head. They can happen when the vitreous gel in your eye pulls or tugs (causes traction) on the retina. This creates nerve impulses that appear as flashes of light.
The flashes are easier to see when your eyes are closed or you are looking at a dark area. They may come and go.
Flashes of light are often harmless, but they can be a sign of a retinal problem and should be checked by a doctor right away.
Current as of: July 31, 2024
Author: Ignite Healthwise, LLC Staff
Clinical Review BoardAll Healthwise education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.
This information does not replace the advice of a doctor. Ignite Healthwise, LLC, disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use. Learn how we develop our content.
