Abstract: mobile phones, computers and iPads are not only the most frequent tools for us to use our eyes at close range, but also the root cause of the greatest fatigue to our eyes. The survey shows that 82.4% of computer users suffer from computer vision syndrome. It is characterized by dry and painful eyes, decreased vision, dizziness, sore neck, etc. The heavy academic pressure of
, bad eye habits, lack of eye protection consciousness and the poison of electronic products make Chinese children join the ranks of “glasses family” too early. What factors in life have been included in the “blacklist” of endangering children’s eyesight?
the first champion of using electronic products
is on the stage! Mobile phones, computers and iPads are the most frequent tools for us to use our eyes at close range, and they are also the source of the greatest fatigue to our eyes. The survey shows that 82.4% of computer users suffer from computer vision syndrome. It is characterized by dry and painful eyes, decreased vision, dizziness, sore neck, etc.
the second runner up in reading and writing
is coming out! Reading and writing are completed by close-up fine vision, which mainly depends on visual pyramidal cells. The excessive fatigue of visual cells will bring the fatigue of the whole visual system, and the corresponding pathophysiological changes will occur in the eye muscles and eyeballs.
ranked third. Watching TV
entered the top three! TV itself has a certain flickering luminous body. In addition, the distance is relatively short and watching TV for a long time is prone to fatigue. Especially for children, their eyesight is not mature and easy to cause injury.
No. 4 environmental factors
many environmental factors that we can’t change will hurt our eyes unknowingly. Including uneven reflection of classroom blackboard, too bright wall, too bright or too dark lighting, inappropriate desks and chairs, etc.
No. 5 eye hygiene
bad eye habits have far-reaching destructive effects on eyes, including excessive fatigue, dirty hands wiping eyes, reading in bed, etc. a bad habit is enough to destroy a pair of good eyes.
is the sixth genetic
most of the myopia of preschool children comes from heredity, and about 5% of the overall myopia comes from heredity. Both parents are highly myopic (more than 800 degrees), and the probability of children getting myopia is very high.
have a fever of seventh diseases and
eye diseases (red eye disease, keratitis, cataract, glaucoma, etc.) non eye diseases (diabetes, cervical cones, hypertension, persistent fever) may affect vision for a short time or a long time. Some drugs and viruses also affect vision.
Including eye drops, the use of which is dependent will also affect vision. Aging of the eye itself (macular lesions, decreased cone density, etc.) will also affect vision.
No. 8 eating habits
good eating habits are the guarantee of healthy body and healthy vision. The process of vision needs the participation of vitamin A, and the conduction of optic nerve needs the help of vitamin B family. In the absence of vitamin A, the eyes often feel dry and astringent, and are prone to fatigue. In serious cases, the white surface of the eyes is dry and wrinkled, and even lead to corneal ulcer.
are the ninth psychological factors
, which are easy to be ignored. Excessive tension and depression have a certain impact on vision. Afraid to wear glasses, whether to wear them or not; Eager to wear glasses, you shouldn’t wear them indiscriminately.
No. 10 accidental injury
accidental impact or injury to the head or eyes may affect vision. Such as firecrackers, car accidents, etc. The probability is relatively small and the harm is relatively large…
myopia health care
myopia health care first learn to use eye hygiene. Children begin to learn to write and read, have a good environment, and pay attention to cultivating children’s correct reading and writing posture.
should have sufficient light. The light should come from the top left so that there will be no shadow. Keep your posture straight. When working at the end of the table, the upper body should be straight, the head should not be tilted, and do not lean forward too much, let alone lie on the table. Keep your eyes about 33cm (1 foot) away from the book. Tables and chairs shall be purchased according to the height of children, so as to ensure the correct writing posture and make the distance between eyes and books meet the correct requirements.
prevent eye muscle fatigue. The learning time should not be too long. After reading for 40 minutes, you should rest for 10 minutes, look at distant objects and do eye exercises. The paper used for children’s writing shall be white paper that is non reflective and non transparent as far as possible. When watching TV, people should keep a distance of more than 3 times from the diagonal of the fluorescent screen. Their eyes should rest for 15 minutes every half an hour. In addition, video game consoles are easy to damage children’s vision. It’s best not to let children play video game consoles.
myopia health care first learn to use eye hygiene. These are all eye hygiene. In fact, eye hygiene is not only what you need to master when preventing myopia. Even children who have myopia should develop it to prevent the continuous increase of myopia.