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What Is Glaucoma

Learn  About Glaucoma and what you can do to help save your sight. Glaucoma is a group of eye diseases characterized by damage to the optic nerve.In its early stages,glaucoma may present few or no symptoms and can gradually steal sight without any warning.In fact most people affected by glaucoma dont know they suffer from glaucoma.If left undetected and untreated,glaucoma can lead to blindness. One of the major risk factor of glaucoma is elevated intraocular  pressure known as (IOP) or pressure inside the eye.A healthy eye produces a fluid,called aqueous humor,at the same rate at the which it drains.High pressure occurs when the drainage system is blocked and the fluid cannot exit at the normal rate.This increased IOP pressure against the optic nerve causing gradual damage in eye,which may bad effect in vision may be loss of vision.Usually starting with the peripheral or often associated with gradual damage to the nerve fibers that make up the optic nerve.IOP is current...