- Wind, smoke or dry arid air
- When you're working on the computer or reading a book for longer periods of time
- Problems with the eyelids
- Imbalance in Tear Composition
- Tears are made up of three basic components: oil, water, and mucus. A problem with any one of the three components will cause a problem in the entire composition.
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Chronic dry eye syndrome
Tears play an important role in keeping our eyes clean. They also help in protecting the retina from dust and other particles. If there is a lack in the number of tears produced due to some underlying cause, this leads to irritation in the eyes and various other problems.
Chronic dry eye syndrome is a condition in which the eyes become dry often because of lack of tears in the tear glands. This dryness leads to irritation in the eye, redness and might also lead to various other complications.
Causes of chronic dry eye syndrome
There various causes of chronic eye disorder. The main logic behind it is either the tear gland is not producing enough tears or due to the imbalance in the components that make up tears. Hence there is a higher rate of evaporation which causes fewer tears in the eyes.
Decreased tear production
Decreased tear production is mainly caused due to the following reasons.
Aging
Diabetes, lupus, rheumatoid arthritis, scleroderma, vitamin A deficiency and thyroid disorders. Any of these medical conditions can be responsible for lowering the production of tears.
There are even a few medications like antidepressants, antihistamines, decongestants, drugs for high blood pressure, and hormone replacement therapy.l
Damage to tear gland due to inflammation or exposure to radiation
Increased tear evaporation
The common causes of increased tear evaporation are mentioned below.
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