Do you have floaters in your vision?Floaters are caused by thick areas in the gel-like fluid that fills the back cavity of your eye, called the vitreous.Many people, especially highly near-sighted people, often see some number of floaters for a good portion of their lives. Often, these floaters are in the periphery of the vision and may only be visible in certain lighting conditions. The most frequent conditions are when in bright sunlight looking toward the clear blue sky. I know this from personal experience since I have a floater in my left eye that I most often see when swimming outdoors....