The eye is an organ that we must look at. If the eyes are out of sight, the vision will plummet. In life, many children, teenagers and adults suffer from myopia due to various factors and have to rely on their eyes to maintain visual acuity.
Shortsighted people all know, once suffering from myopia, the degree of myopia will Cengceng rub up every year. How many times does myopia amount to the line of high myopia? What sports are not suitable for people with high myopia?
How many degrees myopia is high myopia?
One, myopia degree is regarded as high myopia
If the degree of myopia in adults reaches 600 degrees (>400 degrees in children), accompanied by the extension of the axis of the eye, atrophy of the fundus, retina and choroid, and so on, it is highly myopic.
After high myopia, wearing glasses can not completely correct vision, or even a serious decline in vision, affecting the patient's learning, work and life. High myopia can also lead to teenagers in the army, career, civil servants and other aspects of the examination limited.
Causes of high myopia are: genetic factors, excessive use of eyes, low degree of wear when not wearing appropriate glasses.
Two can high myopia people bungee jumping?
The structure of the eye changes in high myopia, the axis of the eye becomes longer, and the area of the retina is fixed after maturity, and the retina becomes more and more thin as the sclera becomes dilated.
In the process of bungee jumping, the impact of the eye is very large, once the fragile retina can not sustain, there will be cracks, holes, and even retinal detachment. The data show that people with high myopia are 7-8 times more likely to develop retinal detachment than normal people.
If the patient's eye is suddenly attacked by external forces, the retina breaks down, causing the patient to become blind.
Three, high myopia sports notice
1. is not suitable for excessive physical labor
As mentioned above, heavy physical labor is not appropriate for highly myopic patients. Because physical labor and other external forces on the human body is very big, easy to make the retina detachment, causing blindness. Therefore, patients with high myopia should reduce the amount of heavy manual labor, select less amount of work, do what, if you really can not avoid physical labor, should also be careful to protect their eyes.
How many degrees myopia is high myopia?
2. is not suitable for basketball, football and other intense sports
Playing basketball, playing badminton, boxing, football, diving, bungee jumping, disco, jumping and other strenuous exercise for patients with high myopia, is not to do. Because these movements of the human body's impact on the great, it is easy to crash into the eye, the retina from the separation, resulting in blindness. Therefore, similar to the basketball players, badminton players and other sports occupations, for myopia is not appropriate to choose.
Four, eye care measures for high myopia
1. maintain a healthy balanced diet, eat less high sugar, high fat foods. An unhealthy diet can cause changes in the secretions of lacrimal glands, which can lead to visual fatigue. Some oral nervous drugs can be taken orally, such as vitamin B1, vitamin B2, vitamin A, vitamin C, vitamin D and so on, so as to promote the recovery of retinal function.
2., patients with high myopia can choose to do some relatively mild exercise, such as jogging, walking, hiking, Tai Chi and so on, so as to avoid the high myopia caused by lack of movement.
3., usually more consciously blink, is conducive to secretion of tears, lubrication eye.
4. myopia, hyperopia or presbyopic eyes, to timely refractive correction, can avoid visual fatigue.
5. avoid reading for long periods of time. Keep your book 30 centimeters from your eyes while reading.
6., the computer screen is slightly lower than the line of sight, and when the eyes look at the screen, there is a downward tilt, which allows the upper eyelid to better protect the eyes.
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