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Everyone has probably experienced the feeling of feeling that there is something little floating in their eyes. So what are these little things?
They look like little bugs or clear liquids. But when you blink or look elsewhere, they disappear again. You're going to start worrying, yes, it's eye floaters, and it's very common.
As the name suggests, they're not a nuisance, but it's important to make sure they're not bugs or foreign objects that get into your eyes, so even rinsing them won't help. Floaters are found in our eyes. Floaters are constantly moving in shape, so we feel like they're alive.
But no, floaters are very small eye substances that are projected onto our retina. They may be red blood cells, small pieces of tissue, or protein clusters. Since they are suspended on our vitreous, they float with the movement of our eyes, so they fly.
Most floaters we don't notice, but we see them when they're close to our retina. This is equivalent to the shadow of your hand being more pronounced when you put it under the chandelier and closer to the table. Floaters are more noticeable when we stare at the surface of a glowing object, such as a display screen, the sky, etc.
Because the more light enters our eyes, the more our pupils constrict. There is another visual phenomenon and floaters are, but not floaters. When we look up at the blue sky, we see small dots of light fluttering rapidly in our eyes, a phenomenon known as the Sherrell's phenomenon.
That's why our eyes see things floating around. <>
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Everyone has a normal blink rate, this is because every time in the blink of an eye, a thin tear film will form on the front surface of the cornea, this thin layer of tears will be flat on the front surface of the cornea, of course, due to the tension of the liquid surface, the molecules of the tear film layer will also move, until the tear film breaks down we will blink for the next time. So we can sometimes see the movement of the tear film on the cornea. Cells are very small organisms, so what we see with the naked eye is not the movement of the cell, but the size of the cell can only be observed with the help of a high-powered microscope.
For some people with high myopia or other people with cloudy lenses or vitreous humor, there is a symptom called floaters. <>
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I think it should have been in a dusty place when the light was stronger, with long and broken, thick and thin, and different shapes. This should be plastic waste and dust...
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It was like a golden spark, and a transparent coin falling from the sky.
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I've seen little stars
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