What are the causes of dry eyes?

What is the cause of dry eyes?

After using our eyes excessively for a long time, we will have dry eyes, eye fatigue, etc. It is like a machine passing by After long-term operation, it will become hot and slow, so we should avoid overuse of the eyes. After using the eyes for a period of time, we should stop and take a good rest. This is very beneficial to protecting eyesight and preventing myopia. Let me tell you the reasons for dry eyes.

Causes of dry eyes

1. Visual fatigue

Visual fatigue will occur when we use our eyes for a long time. Symptoms of visual fatigue include dry eyes. Tears, eye pain, etc. require us to rest our eyes every once in a while. If our eyes do not get timely rest, it is easy to develop dry eyes and other conditions, which is very detrimental to our health.

2. Eye aging in middle-aged and elderly people

When our eyes appear dry, it is likely that the eyes and other organs have aged, and the retina and lens of the eyes have begun to appear. The problem is that you should pay more attention to the maintenance of your eyes at this time. If you do not pay attention to the maintenance of your eyes at this time, you will easily develop diseases.

3. Decreased tear secretion function

When we enter old age, the tear secretion function will decrease. This is because after the human body enters old age, many parts of the body will enter When the elderly are in a state of overall aging, including the tear glands of the elderly, at this time the elderly can eat more foods containing vitamins to achieve the effect of improving immunity.

4. Sand and other debris enter the eyes

When sand and other debris enter the eyes, it will also cause dryness of our eyes, because these debris may block our eyes. tear glands, so when something gets into our eyes, we should go to the hospital in time.