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A Simple Guide to Blindness and Related Eye Diseases (A Simple Guide to Medical Conditions, #22)

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Blindness is the inability to see.

What are the causes of Blindness?

The causes of blindness are:

1. cataract

2. glaucoma
Glaucoma is due to a build-up of pressure within the eye which causes damage to the cells in the optic nerve transmitting visual information from eye to the brain. The damage is progressive with loss of peripheral vision which is followed by reduction in central vision leading to blindness.

3. age-related macular degeneration
Age-related Macular degeneration (AMD) is a degenera...