WHEN TO WORRY: If the occasional floater turns into a sudden 'cobweb' of squiggles, especially with associated flashes ... cells around the edge of the eyes, which capture dim light, degenerate ...

Seeing flashing lights in the corner of one or both eyes can occur with migraine or result from trauma, detached retina, or other problems. The flashes of light may vary in shape, color ...

Unexpected flashes of light in your eye can be alarming, and in many cases, it’s something that should be discussed with your doctor as soon as possible. That said, these bright flashes are not ...