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.
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.