The causes and symptoms of cataract

The human eye lens as the camera lens, If a lens opacity, it can not see clear spirits, usually referred to as opacity of the lens cataract.   cataract formation mechanism Although many, but not yet fully explained. Along with the increase in age, the aging lens protein is the main reason. Early cataract no performance can only be found through the ocular inspection. Along with the development of disease, gradually appearing. Usually,is the main cataract performance. Patients also showed some degree of myopia and the deepening of the lower or degree. If the complication, there will be complications symptoms like swelling of cataract will cause acute glaucoma, manifested as jealous, eye pain, such as a further decline in visual acuity.