How to protect the eyes on the Internet?Pediatric ophthalmology expert: Please do these 6 points!

Cover Journalist Zeng Ya

The Chengdu Education Bureau notice: Starting today (September 5), the city's primary and secondary schools have fully launched online teaching, and the return time of returning to school will be notified separately according to the epidemic prevention and control situation.

How to protect your child's eyes on the Internet at home? Director Liao Jun, Pediatric Ophthalmology and Ophthalmology of Chengdu Edi Ophthalmology Hospital, reminded that in the screen age, children's eyes are always overdrawn; during the epidemic, the Internet class is more overdraft. Love your eyes and protect your eyes, please do the following six points.

1. Adhere to the principle of 20-20-20

With 20 minutes of eye every close -up, you need to overlook 20 feet away from 20 feet (about 6 meters), about 20 seconds. The online lesson has a long time. You can put your child's access to the Internet class near the window. You can look up or turn around with a little head or turn around. In just 20 seconds, you will not delay learning too much.

During the time of the courseware rest, do not use your eyes close to your eyes. It is a good choice to overlook the window and do some simple exercise.

2. Maintain the correct eye distance and read and write posture

Try to use the screen of the Internet lesson as much as possible. It is best not to use mobile phone online classes. Use your computer, TV screen to cast screens, etc., so that children can keep a certain distance from the screen and can see the teacher.

Ensure the correct reading and writing posture, a punch from the table, and one foot from the desktop and one inch from the pen. Do not overlap your thumb and index finger when holding the pen, so as not to cover the sight, causing incorrect reading and writing posture.

Third, ensure good light conditions, contact natural light more

Under the premise of ensuring that children have sufficient light, don't be too bright or too dark. At the same time, pay attention to the brightness of the screen, and try to be consistent with the surrounding environment.

Because outdoor activities cannot be performed, try to find places that can be exposed to natural light at home. For example, a place where the balcony and window are arranged for children to allow children to rest and overlook the natural light environment. above.

Fourth, ensure sufficient sleep

After a day of online class, the child needs sufficient sleep to relax and relieve. Primary school students sleep for 10 hours a day, junior high school students are 9 hours, and high school students are 8 hours. Under the premise of sufficient sleep time, it is necessary to ensure early sleep and early work. In order to avoid insufficient sleep or irregular, cause plant neurological disorders and affect vision health.

Five, nutritional equilibrium

Children's diet should be as nutritious as possible, and vegetarian A, vitamin C, vitamin E, vitamin B1, lutein, anthocyanins, etc. drinks.

6. Refusing to "be eye -catching"

When the child focuses on class, the number of blinks will decrease, which may cause dry eyes. It can remind the child to pay attention to the blink of an eye. Each blink must completely close the eyes and then open it. Before going to bed at night, you can close your eyes with hot towels for a few minutes (pay attention to temperature, avoid burns), which can alleviate eye fatigue and dryness to a certain extent.

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