Blurry eyes are a very common phenomenon, many people think it is due to eye fatigue or eye aging and do not pay attention to it, not knowing that blurry eyes are sometimes a signal from some serious diseases, such as glaucoma, retinal detachment, diabetes, anemia, hypoxia, cardiovascular disease and so on. The first thing to do is to go to the hospital for an eye examination to see if there are any eye lesions, such as refractive error, myopia, farsightedness, and other eye lesions should be treated symptomatically in a timely manner, many eye diseases are irreversible damage to the eyes, such as glaucoma can not be ignored delay. Next is the systemic examination for vitamin deficiency, anemia, hypoxia, diabetes, cardiovascular and cerebrovascular health problems, investigate the root cause, remove the cause, supplement vitamins, improve anemia and hypoxia and other active treatment of the original disease to improve blurred eyes. There is also the usual attention not to look at cell phones, television, computers, etc. for a long time, let the eyes rest properly, can adhere to do eye exercises, more outdoor activities to contact nature, help eye maintenance. In short, do not take blurred eyes lightly and do not delay. It is important to seek timely medical attention to investigate the cause of the disease and treat it, because blurred vision not only brings inconvenience to our life and work, but more importantly, it may be a signal of some serious diseases, so as not to lose the best time for treatment and cause permanent damage to the eyes and body.