How does reading a book for too long make your eyes hurt?

Reading for too long will give you more knowledge, and it is important to maintain a correct sitting posture. It is the buttocks, legs and waist that have not been exercised for a long time, muscle atrophy, fat deposition, excessive eye fatigue, eyeballs can not be effectively exercised, and myopia! During the day, I often look at distant scenes, objects, and birds in the sky; Looking at the starry sky at night and moving cars in the distance are good for the eyes.

It is advisable to raise some green plants at home, avoid spicy food, eat more foods with high vitamin content, properly carry out outdoor sports, fly kites, bask in the sun, read books, and blow the spring breeze.

It will be very sluggish, without God, and I deeply understand it

Maintaining a correct sitting posture, in the right light, and at the right reading time, reading will not cause harm to the eyes.

Reading books hurts the eyes mainly depends on the following factors:1Reading Posture:

If you lie down or read on your stomach, it is easy to cause eye fatigue, which may lead to the occurrence of myopia; 2.Light: Reading in excessively bright or dim light can also cause eye fatigue, which may damage the eyes. 3.

In daily life, we should develop the correct reading habit, develop the correct reading posture, read in the right light, stop and move every half an hour or so, look into the distance, and do eye exercises.

Reading a book will not hurt your eyes, but reading a book in an incorrect posture will hurt your eyes, so you should read a good book.

The reason is that books are the ladder of human progress, and it is books that make us understand the seven emotions and six desires in the world, and it is because of reading that I know what the seven emotions and six desires are. Are we going to let China weaken and leave Japan at the mercy of Japan? World celebrity Bacon said

History makes people wise; Poetry makes people wise; Mathematics makes people fine; Naturalism makes people deep; The study of ethics makes people dignified; Rhetoric and logic make people argumentative. ”

Books are the crystallization of human wisdom, books are the summary of historical experience, and books are the reflection of social life. Reading can fully understand the meaning of life; Reading can give insight into the vicissitudes of the world; Reading can help the people of the world; Reading can go deep into the temple of science and technology. If people want to become talents, and if they want to help the world, they must open the book and read.

Marx opened the book and benefited a lot. He studied law, history and philosophy at the University of Bonn and then at the University of Berlin, and thus made two great discoveries in his later revolutionary activities. He read more than 1,000 books from his own collection to write Das Kapital, and even went to the British Museum to see books from three houses.

Ma Weng has the benefit of opening the book, and it is impossible to say. Hua Luogeng opened the book, laid a good foundation in mathematics and Chinese since he was a child, wrote hundreds of poems, and also wrote many essays and popular science books. When he graduated from junior high school, he wrote mathematics ** (the reason why the solution of the fifth equation of Su Jiaju's algebra cannot be established).

**The level is clear, the language is concise, and the error of Professor Su Jiaju's "Solution of the Fifth Equation of Algebra" is incisively pointed out.

The ancients said that a person can not eat meat for a day, and he should not go a day without studying. Books are nourishment for people all over the world, making us physically strong, growing taller and stronger-willed. As long as we pay attention to eye hygiene, look at the green every half an hour, and think as we go, it will not only not hurt our eyes, but also make us healthier.

So, reading a book won't hurt your eyes.

The lens in the human eye is like a convex lens, and seeing objects clearly is achieved by adjusting the contraction and relaxation of the ciliary muscles and lens of the eye.

The human eye does not need to adjust when looking far.

When you look close, the ciliary muscles of the eye contract and the lens bulges forward and backward. The focal length of the convex lens is shortened, so you can see near objects clearly. If you maintain this state for a long time, visual fatigue will occur, so reading a book at close range can damage your eyes.

Answer 2: The lens is a convex lens, when the book is close to the eye, the image of the book will fall behind the retina, the muscles around the lens will squeeze the lens to make it thicker, adjust the focus to make the image fall on the retina again, and after a long time of muscle fatigue, the lens will not be able to return to the original focal length, and myopia will be formed.

Answer 3: Because reading books very close to the eyes for a long time, reading books at close range for a long time will cause the adjustment function of the eyes to lose balance after writing, and there will also be obvious visual fatigue, which will damage the adjustment function of the eyes. A1:

The lens in the human eye is like a convex lens, and seeing objects clearly is achieved by adjusting the contraction and relaxation of the ciliary muscles and lens of the eye.

The human eye does not need to adjust when looking far.

When you look close, the ciliary muscles of the eye contract and the lens bulges forward and backward. The focal length of the convex lens is shortened, so you can see near objects clearly. If you maintain this state for a long time, visual fatigue will occur, so reading a book at close range can damage your eyes.

Answer 2: The lens is a convex lens, when the book is close to the eye, the image of the book will fall behind the retina, the muscles around the lens will squeeze the lens to make it thicker, adjust the focus to make the image fall on the retina again, and after a long time of muscle fatigue, the lens will not be able to return to the original focal length, and myopia will be formed.

Answer 3: Because reading books very close to the eyes for a long time, reading books at close range for a long time will cause the adjustment function of the eyes to lose balance after writing, and there will also be obvious visual fatigue, which will damage the adjustment function of the eyes.

It definitely has an impact.

Be sure to maintain proper posture and take a break from your eyes after an hour.

Sooner or later, overuse of the eyes without paying attention to rest will lead to myopia.

It has an impact, reading for a long time, the eyes will be tired, if the posture of reading is not right, it is easy to be short-sighted, so the time of reading must be fixed, and then there is, do not lie down and read, do not look in the sun, do not look under the fluorescent lamp, it is easy to be short-sighted, when reading, it is best to look for a while, just look out the window at the green plants, which is good for the eyes.

Yes, you should read a book for a while, and then look into the distance.

To use the eyes reasonably, that is, after using the eyes for a period of time, take a break, look at green things, do eye exercises, and lower eye drops with anti-fatigue effects. If the eyes are swollen, you can use a piece of gauze to wrap the hot egg and apply it to the eyelids, and the effect is not bad. If the condition is still aggravated, it may be an eye disease, such as myopia worsening and the lens power does not match, or glaucoma causes high intraocular pressure, which can cause long-term eye pain.

In this case, it is recommended to go to the ophthalmology clinic of the hospital as soon as possible.

There are several ways to prevent dry eyes:

1) Consciously increase the number of blinks; (2) Enlarge the text of the surveillance, lower the picture, and don't open your eyes too much; (3) Do not face the wind of the air conditioner; (4) increase the humidity around the eyes; (5) Spot artificial tear type ophthalmic drops; (6) Warm compresses for eyes, etc.

You can try ** vision eye patch, 36 flavors of traditional Chinese medicine, the first choice for eye protection.

Visual fatigue is a common disease in ophthalmology, and the symptoms of patients are varied, including long-lasting near eye use, pain in the eyes and around the orbit, blurred vision, dry eyes, tears, etc., and headache and dizziness in severe cases.

The line of sight is within 30 degrees of the book plane.

1.Adequate lighting must be appropriate (e.g. with a modifiable eye protection lamp) and rest for 5-10 minutes after a minute.

Look at the distance and close your eyes.

3.Do eye exercises seriously.

4.Correct posture, eyes 3 feet away from the book, do not walk on your stomach, lie down and read 5The nutrition of eye drops is not very good, because the eyes are very delicate organs, and it is not advisable to use eye drops frequently, but please pay attention to the following points when using them:

1) When dripping, the eye looks sideways and drops on the whites of the eyes.

2) Do not touch eyelashes, eyelids, etc.

3) Do not use eye drops if they are cloudy.

7.Strengthen nutrition and eat more vitamin A-rich foods.

Such as carrots, etc.