The incidence of myopia continues to increase in many adolescents nowadays, and the age of onset is getting earlier. This is incredibly troubling for children and their parents. How to prevent myopia from deepening is an issue of great concern to many parents and teachers. In fact, it’s in the little things of life. 1, first of all, to ensure adequate sleep. The eyes in the sleep state, muscle relaxation is the most adequate, the easiest way to eliminate fatigue, but also to ensure the health of the body is essential. 2, diligently do eye exercises. Eye exercises are based on the principles of meridians and tui na doctrine of Chinese medicine, combined with medical sports and a self-massage method to protect the eyes. By massaging the acupuncture points around the eyes to enhance the blood circulation of the orbit, improve nerve nutrition, eliminate the transitional congestion in the eyes, to achieve the purpose of lifting eye fatigue. Practice shows that adhere to good eye exercises, to protect eyesight, the prevention of myopia has a certain significance. Can do several times a day, choose the break in the middle of the study time. 3, pay attention to the habits of the eyes: pen posture and reading the sitting posture must be correct, to ensure that “a foot an inch a fist”. Fingers from the tip of the pen an inch, eyes from the book a foot, the body from the desk a fist width. 4, read the time to pay attention to: elementary school students generally 40 minutes to take a break, secondary school students at least an hour break once. Rest or look far away, or do eye exercises, or do some running and jumping, bouncing exercise. Supplementary nutrition: (1) eat less sweets and spicy food, too much sugar intake in the body’s blood environment is acidic, easy to cause due to a decrease in blood calcium, affecting the toughness of the eye wall, prompting the elongation of the eye axis, leading to the occurrence and development of myopia. (2) less snacks, snacks are mostly added with preservatives, coloring and other additives, excessive consumption of harmless. (3) Avoid partial eating, partial eating is one of the main causes of visual impairment in adolescents. One of the main causes of visual impairment, often leading to vitamin and trace elements, macronutrient intake is insufficient, affecting development and health. (4) Eat more fruits, vegetables, beans, animal liver, etc. to get a reasonable amount of natural sugars, trace elements and vitamins. Another point that must be emphasized is to go to the hospital for regular checkups, usually once every 2-3 months, or at least once every six months. In addition, parents should not be afraid to dilate their pupils. Rapid dilators are not harmful to the eyes, and dilated pupils recover quickly. The pupil dilatation itself is also a treatment for pseudophakic myopia. Finally, let’s emphasize that myopia is all about prevention!