Primary school students’ online classes have skyrocketed by 200 degrees in two months, and mothers’ myopia rates have surged: experts clear up doubts

according toChina News WeeklyAccording to reports,Recently, Ms. Shenyang Zhan took her 10-year-old daughter to the hospital to check her eyesight. It was found that her daughter’s myopia had soared by 200 degrees two months ago, which really shocked the old mother. In fact, nowadays, more and more groups of primary school students are short-sighted. According to data from the National Health Commission, the incidence of myopia among children and adolescents (primary and middle school students) in 2018, 2019, and 2020 was 53.6%, 50.2%, and 52.7%, respectively.

In 2020, the data of the youth vision survey released by the Ministry of Education showed that during the new crown pneumonia epidemic, due to the increase in the time spent watching electronic screens and the reduction in outdoor exercise time, compared with 2019, the myopia rate of primary and secondary school students in my country increased by 11.7%, of which the myopia of primary school students. rate increased by 15.2%.

According to the doctor, due to long-term online classes, too close to the electronic screen, incorrect sitting posture, etc., it is easy to cause the degree to increase, and it is necessary to go to a professional eye hospital for examination as soon as possible. At the same time, doctors reminded that ordinary glasses cannot effectively delay the development of myopia, but can only correct vision.

Zhao Mingwei, director of the Department of Ophthalmology, Peking University People’s Hospital, reminded that whether you are playing or studying, you must follow the “20-20-20” rule when looking at the screen, that is, after watching the electronic screen for 20 minutes, you must look up 20 feet (6 meters away) ) for more than 20 seconds.

In addition, when using electronic products, you must pay attention to adjusting the brightness to the comfort of your eyes, not too bright or too dark. The cumulative video time of children’s games and entertainment shall not exceed 1 hour per day.

Some experts said that the causes of myopia include congenital factors and the influence of the acquired environment. Congenital factors cannot be changed, but we can prevent myopia and slow down the progression of myopia by changing acquired factors. One of the most important points is to develop good eye habits:

Develop good reading and writing habits, keep the distance between the chest and the table, and keep the distance between the eyes and the book is one foot.

When using a computer, the screen should not be too close to the eyes.

Continuous eye use should be controlled for 30-40 minutes, and you can look into the distance when you are resting.

Do more outdoor activities.

At the age of three, a file of refractive development should be established, and eyes should be checked regularly.

During the development period, people with myopia need to wear glasses scientifically under the guidance of a doctor, and review them regularly.

There are various methods for delaying the progression of myopia, but the current scientific evidence shows that there are only a handful of methods that can slow down the growth rate of myopia. The main method currently used.

Hashtag: online class myopia myopia mirror