Consider vitreous turbidity if you have flying shadows in your eyes. Vitreous turbidity is a clouding of the clear vitreous body due to age or increased myopia, which causes degeneration of the vitreous body. Degenerative changes are normal physiological changes that occur in everyone, but only for a short period of time. May be myopic people, especially highly myopic will be slightly earlier, the performance is the eyes in looking at the white wall, or bright background when there will be black filaments, black dots or black stripes in front of the eyes, is the eyes of the flying mosquitoes, flying shadows, also known as flying mosquitoes. The treatment of such flying mosquitoes and flying shadows is usually based on observation, and there is no good way to treat this kind of problem, but it will not affect the vision, and does not hurt, will not bring bad consequences, regular follow-up eye examinations can be.