1, Good eye habits: When reading and writing, make sure that the ambient light is sufficient, put the light source in front of the left, do not use computers or mobile phones in the dark, control the time of using eyes at close range, take a proper rest after continuous eye use, and fully relax your eyes. Pay attention to the distance between your eyes. When reading and writing, make sure that the distance between books and eyes is about 30 cm. When watching TV, make sure that the distance between TV and eyes is 6~8 times the diagonal of TV. Too close or too far will aggravate visual fatigue. Keep the correct sitting and writing posture, and don't sit or lie on your side. Don't rub your eyes often when you are tired. You can consciously do more blinking exercises, which is conducive to relieving discomfort such as dry eyes.
2, healthy living habits: to ensure adequate sleep and emotional stability, so that eyes have enough rest time, but also improve the body's immunity. Get rid of the bad habit of picky eaters and eat more fruits and vegetables, especially foods containing vitamin A such as carrots. Teenagers should have no less than 2 hours of outdoor activities every day. Adequate sunshine is conducive to delaying the development of myopia.
3. Check your eyesight regularly: Check your eyesight regularly and treat any problems in time.