Some people may find that their eyes become dry on and on. In fact, dryness is one of the commonest symptoms among people especially with eye problems. When eye become dry, they may be red to look at, this is because red veins have expanded and become obviously red. When suffering from dryness, people may find that there is little or no tears in their eyes and their eyes become irritated as a result. And the result will be like that eye becomes red on and on.
Eye dryness or dry eye is a kind of eye problem caused by incapability of producing tears. This problem can be happen among people of different groups. Some people may think dry eyes are result of eye tiredness and a sound sleep can buffer the symptoms. It is true that this problem might be caused by eye strain, but can not be easily treated. This problem can be caused by many factors, like pollutants in the air, aging process, physical diseases, etc. Of course, eye strain can also cause eye dryness, like people who often read books or watch TV may have dry eyes. Other factors can also lead to this problem.
Now that dryness is a result of lack of tears and other lubrications in the eyes, it may cause great discomfort in the eyes. For example, some people may feel pains in their eyes; sensitivity to light; itchiness; irritation; blurriness, etc.
Or some sufferers of this problem may get watery eyes, marking with a lot of tears in the eyes. However, it is result of serious outcomes and can not be deemed as something nice. This often means worsening of this problem.
If people feel there is dryness or irritation in their eyes, some eye exam is needed. Eye exam for this is usually very common and easily, aiming at detecting the specific conditions of eyes. During the exam, some special measures will be used to tell the moisture in each eye tissues. Or how long will eyes take to produce tears after being stimulated. A thorough eye exam can offer detailed information about dry eyes.
If the problem is mild and not serious, it can be treated with some special drops. In other serious cases, artificial tears and many other medications will also be used.
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