Eye Floaters Explained: When Are They Harmless? | Aastha Gumber | Centre For Sight Eye floaters are seen in the vitreous gel of the eye. In this short, Aastha Gumber from Centre For Sight explains that floaters are usually harmless as long as they are not affecting the retina. A proper dilated eye examination is important to check the entire peripheral retina and rule out any tears, holes, or retinal damage. If your retina is healthy, there is nothing to worry about—but regular eye check-ups are