1.What is “mosquito flying syndrome”? What are the manifestations of “flying mosquito syndrome”? ”Flying mosquito syndrome” is a common visual phenomenon for many people, refers to the floating objects in front of the eyes, the form can have a variety of performance, such as floating gray or black dots or patches, curved lines, or in the form of lines, nets and rings, etc., especially when looking at the white bright background or blue sky more obvious, may also be accompanied by a sense of flash. 2, “mosquito flying” is how to produce? Generally is caused by vitreous degeneration, is a natural aging phenomenon, that is, as we grow older, the eye gel vitreous will “liquefy”, producing some “fragmentation” cloudy material. This change can occur at any age, myopia, eye disease, trauma, internal eye surgery patients, the age of vitreous liquefaction can occur in advance. 3, “mosquito flying” is harmful? ”Flying mosquitoes” does not affect vision, but some “annoying”. Most people can adapt and ignore them, usually in a few months or years can improve, but they will not disappear. If you notice a sudden increase in the number of “flying mosquitoes” in your eyes, or if they are fixed, or if they are accompanied by persistent flashes of light in front of your eyes or loss of vision, you should go to the hospital as soon as possible. These symptoms may be caused by the following diseases, such as retinal detachment, retinal fissures or vitreous hemorrhage, etc. 4, when “flying mosquitoes” need to see a doctor? (1) “Flying mosquitoes” aggravated, especially the sudden change; (2) “Flying mosquitoes” accompanied by flash or vision loss; (3) “Flying mosquitoes” accompanied by eye pain 5. How to treat “mosquito flying syndrome”? Usually no special treatment, you can take oral iodine-containing drugs (such as Volitene, etc.) and eat some iodine-containing food (such as kelp, nori, etc.) to promote the absorption of cloudy material.