12/24/2022 0 Comments Circle of light when i close my eyes![]() During this process, some people may notice an occasional flash or sparkle of light as they move their eyes – this is particularly apparent in dark room conditions. As the jelly shrinks further and some parts start to come away from the back layer (retina). While they are ever present, we tend to be more aware of them against bright, uniform light conditions such as a clear blue sky or a white wall in a well-lit room. They move across the vision with eye movements, casting a shadow on the light-sensitive cells at the back of the eye, which fire off signals that we perceive as floaters. Over time, this jelly naturally shrinks and separates, leaving small clumps of cells and particles floating in liquid (think of a shaken snow globe). The space between the lens and the back layer (retina) of our eyes is filled by a jelly-like substance called the ‘vitreous’. Floaters gradually increase in number with age, and are a very common presentation in people aged over 50 years. Who gets flashes and floaters?įlashes and floaters occur more frequently in people who are short-sighted, or have had previous eye surgery, injury or trauma to the eye. Flashes and floaters are not usually something to be alarmed about but here we ‘shine some light’ on the topic so you know when to seek advice. Some individuals also experience ‘flashes’, which appear as small sparkles in their vision. They appear to move across the vision, which has provided the basis for their technical name – ‘floaters’. ![]() Some people describe them as “hairs, flies or cobwebs”, which they often try in vain to swat away. It is very common for people to notice dark or semi-transparent dots or squiggly lines in their vision from time to time.
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