What does it mean if I see flashes of light?

Dr. Michael Roizen, MD

Internal Medicine

If you see flashes of light (unrelated to lightning or someone taking your picture) that means some of your retina cells are detonating. The flashes are usually harmless, but may be a sign of a retinal detachment, so you should call your eye doctor immediately.

More About this Book

You: Staying Young: The Owner's Manual for Extending Your Warranty

International bestselling authors of YOU: The Owner's Manual and YOU: On a Diet give you all the tools and know-how to stay young and defy the ageing process. Drawing lively parallels between your...

Continue Learning about Eye Care

How Often Do I Need an Eye Exam As I Grow Older?

In this video, ophthalmologist and Sharecare Advisory Board member David Demartini, MD, explains how frequently you should have an eye exam, and why t...

Donna Hill Howes, RN

Many artificial tear products contain preservatives to keep them sterile and prevent eye infections....

Louis B. Cantor, MD

Some evidence suggests that some of the glaucoma medications may be subject to degradation or breakd...

When Should a Diabetes Patient See an Ophthalmologist?

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.

Eye Care

Good eye care starts with an eye exam. Talk to your doctor or ophthalmologist if you have trouble with your vision. Itchy eyes, dry eyes, watery eyes, blurry vision-these are just a few symptoms of an eye or vision problem. Some eye problems are minor, some are contagious. Some are very serious; eye injuries require immediate medical attention.

Learn More