We hear so much about cataract. Cataract surgeries are being performed very commonly nowadays. In fact cataract is one of the common effects of aging. Now why do we fear cataract. What happens if cataract is not treated? Do you know that if cataract is not treated it can lead to decreased quality of vision, glaucoma which can even result in loss of eyesight and the lens can liquefy and leak causing inflammation inside the eye.