When the eyes cannot see clearly, they need to rest their eyes in time. Only a good rest can relax your eyes. And when the eyes are blurred, you can relax your eyes by gazing at a distance, or relieve fatigue of eyes by crystal gymnastics. There are many reasons for blurred vision, which may be caused by eyestrain or by diseases in the eyes.

　　Eye is tired or sick When it is, it is easy to appear blurred vision. Blurred vision can easily make it difficult to see in daily life, and sometimes it can also affect life. So what to do when the eyes cannot see clearly? How should it be treated?
　　First, the reason why the eyes can’t see things clearly
　　1, distant gaze
　　The gaze from a distance can improve the blurring of things seen by the eyes Happening. It is best to do eye exercises in the green grass in the park, because the longer wavelength of green can allow the retina to exercise, so that the eyes can relax enough. At this time, you can look at green plants to exercise the muscles of the eyes and relieve the fatigue of the eyes. By looking at things alternately from far to near, you can make your eyes more clear and more beneficial to your eyesight.
　　2. Crystal gymnastics
　　 The exercise of the eyes through the method of crystal gymnastics can make the eyes see things better. You can hold your cheeks with both hands, and then the eyeballs are rotated up, down, left, and right, and then the clockwise and counterclockwise methods are used to exercise the eyeballs, and the crystals can be exercised. Through the exercise method of crystal gymnastics, the eyes can be better relaxed and relieved.

　　3, Eat more nutritious foods
　　Eating more foods rich in protein and foods rich in vitamin C can make your body healthier. And the animal''s internal organs and some materials are rich in vitamins, which can provide enough nutrition to the eyes, and having enough vitamin A can improve night blindness and make vision better.
　　Second, the cause of blurred vision
　　1, eye fatigue
　　When the eyes can’t see clearly, it is probably because Or eye fatigue caused by excessive use of eyes. So at this time, you need to let your eyes rest in time. And now many people are suffering from myopia, myopia is also easy to cause blurred vision. And if things can''t converge in front of the retina, it''s easy for the eyes to see things.

　　2, intraocular pressure Gaohe Eye Disease
　　Eye diseases can also cause damage to the retina, resulting in the inability to form objects. And high eye pressure can easily lead to blurred vision. Once the situation of high intraocular pressure appears, it is easy to see transparent things in front of the eyes, which will cover the front of the retina and affect the viewing.