If you ever notice pesky dark strands that may resemble anything ... what you're probably seeing is what's known as an eye floater. Eye floaters are formed when some of the vitreous (the jelly ...

The authors propose that floaters are usually diffraction patterns cast on the retina by red blood cells They are the spots that most people occasionally see before their eyes.

Dr Ahmed described eye floaters as "squiggly worms" that appear ... Floaters in your vision can look like small dark dots, squiggly lines and rings or cobwebs, the NHS website says, and flashes ...