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Optic neuropathy
- Optic Nerve Disorders (National Library of Medicine)The optic nerve is a bundle of more than 1 million nerve fibers that carry visual messages. You have one connecting the back of each eye (your retina) to ...
- Amblyopia (National Library of Medicine)Amblyopia, or "lazy eye," is the most common cause of visual impairment in children. It happens when an eye fails to work properly with the brain. The eye may look ...
- Mitochondrial Diseases (National Library of Medicine)Metabolism is the process your body uses to make energy from the food you eat. Food is made up of proteins, carbohydrates, and fats. Chemicals in your digestive ...
- Hearing Disorders and Deafness (National Library of Medicine)It's frustrating to be unable to hear well enough to enjoy talking with friends or family. Hearing disorders make it hard, but not impossible, to hear. They ...