What causes blurry eyes? Here are three reasons you need to know

Sometimes our eyes may feel blurry when we look at things normally. If we are driving, it is very easy to cause a car accident. So, what is the reason for blurry eyes?

1. Visual fatigue leads to blurred vision

With the frequent use of computers, televisions, etc., it will cause great harm to the eyes, especially in the case of poor lighting and bad sitting posture, it is more likely to cause visual fatigue, which is the reason why most people have blurred vision.

2. Fatigue and lack of oxygen

Blurred vision is caused by excessive fatigue. If the eyes do not get rest, they will also become blurred. After a good night's sleep, the vision will become clear.

3. Vitamin deficiency

Vitamins play an important role in the growth, metabolism and development of the human body. Among them, vitamin A is the raw material of rhodopsin in the eyes and is an important substance for maintaining vision. Lack of vitamin A can cause blurred vision, dry eyes, night blindness, etc. You can eat more foods rich in vitamin A to relieve the symptoms of blurred vision, such as carrots, chicken liver, eel, cabbage, carrots, broccoli, mango, kiwi, grapes, kiwi, tomatoes, yellow corn, etc.