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Knowing about Glaucoma – By Harold Gunatillake Glaucoma is an eye condition that can lead to blindness due to increased pressure within the eye. There are two major types of glaucoma: open-angle and angle-closure Your eyeball is connected to the brain by a thick nerve cord called the optic nerve. The optic nerve transmits electrical impulses from your eyes to your brain. Your brain processes this sensory information so that you can see. The nerve is connected to the underside of your brain and conducts visual information to the brain. In glaucoma, this optic nerve can get damaged due to fluid building up in the front of the eye which increases the pressure inside the eye and may lead to blindness unless controlled with eye drops. This condition must be detected early and treated early to prevent blindness. So viewers, get your eyes checked by an ophthalmologist early in life, ...