Researchers discover how the discomfort from dry eye disease originates

http://feeds.sciencedaily.com/~r/sciencedaily/~3/br_52qGhvHU/150612111020.htm

A study on the origin of the symptoms of dry eye disease has taken place, and explains the molecular mechanism leading to the discomfort that causes this disease. Dry eye is the most common eye disease in the world, and especially so in elderly people. It is caused by disorders in the quantity and quality of tears, and leads to continuous eye pain and irritation, increased blinking and altered vision, and can potentially cause blindness.

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