Dryness of the conjunctiva or dry eye is a condition in which the amount of tears is insufficient to give the eye what it needs and requires moisture, and the causes of the lack of tears remain varied and many.
The feeling of eye dryness is annoying, with the possibility of accompanying the dizziness to the sensation of tingling in the eye or heartburn. The person may be affected by what we have already mentioned in certain situations such as being in a room that is subject to conditioning, focus or stare and long hours on the television, .
We also add to the symptoms that may accompany the drought of the eye mucus, which appears in the form of filaments in the eye inside or around, long tears, the confusion in the vision of the person, fatigue suffered by the eye after reading, even for a short period, the sense of difficulty in the case of use contact lenses .
Dryness of the eye due to environmental factors such as wind, dry air, high altitudes, can cause the person to work continuously. In addition, vitamin A and omega-3 deficiency may be a cause of eye dryness.
Also, the disorder in the performance of the eyelid to work to affect the distribution of tears on the surface of the eye, which leads to increased evaporation resulting in a condition that affects the eye drought.
Dry eye is also a common side effect in the case of the use of many drugs such as antihistamines, which are allergies, diuretics, birth control pills, analgesics, antidepressants.
The damage to dry eye can increase the risk of the entry of contaminants with different to the eye, causing the infection, in turn, and if this drought intensified and to be treated can be scars and be on the surface of the cornea, which in turn may cause confusion in the eyes.
The dryness of the tear is diagnosed by measuring the amount of tears produced by the method of examination, which is called “Shermer”, where special paper is used for examination, which is placed on the lower eyelid, specifically, so that the examination of the quantity of the tear fluid after five minutes, and through this test is linked in the case Lack of tears was the cause of eye dryness. With reference to other quality checks as well.
Eye dryness can be treated with ophthalmic eye drops, also through ointments that are longer effective but may cause vision confusion and would be better used by the person before bedtime.
To prevent this, place the computer screen in a place less than the height of the eyes to avoid opening the eyelids in a large way, stop smoking and not expose oneself to smoke, take periods of relaxation during the work of the person requiring the theoretical focus continuously continuous, wearing glasses that would Protect the person from stimulants such as wind and dehydration, and also swimming goggles.