Suddenly my eyes are a little blurry. What's going on?

Eyeballs see things from the eyes through the optic nerve transmission to the brain. Any position on the visual pathway lesions can cause blurred vision of the eyes. Such as long-term computer, mobile phone caused by fatigue, dry eyes, children more common refractive error, the elderly suffering from cataracts and so on can cause blurred vision. In addition, many diseases can cause vision decline, such as ocular penetrating injury, ocular chemical injury, keratitis, glaucoma, uveitis, vitreous hemorrhage, central retinal artery (vein) occlusion, macular disease, acute optic neuritis, orbital cellulitis, endophthalmitis, brain inflammation, tumors, etc. can cause vision decline. Specific conditions to the hospital, clear diagnosis, symptomatic treatment.