1, adequate light Light should be adequate and comfortable, (too weak light, the font can not see clearly, it will be more and more myopic). 2, reflections to avoid desks should be side lights device, the purpose in reducing reflections, in order to reduce the damage to the eyes. 3, do not read between the number of too long whether doing homework or watching TV, the time should not be too long, about an hour a day to rest for a moment. 4, sitting posture should be correct not hunched over, leaning very close or lying down to do homework, which is easy to cause ciliary muscle tension and fatigue, which in turn causes myopia. 5, reading distance should be moderate between the book and the eyes of the standard to 30 centimeters, and the height of the table and chairs should also be adapted to the body, not forced to settle. 6, watch TV distance is not too close Watching TV should be kept at a distance of six to eight times the diagonal of the TV screen, every hour should be appropriate to rest for a moment. 7, sleep can not be less regular work and rest – sleep deprivation body easily fatigue, easy to cause pseudomyopia. 8, do more outdoor sports often look into the distance to relax the eye muscle, to prevent myopia, and more contact with nature, green mountains and wilderness is beneficial to eye health. 9.Nutritional intake should be balanced Do not be partial to food, pay special attention to the intake of vitamin B (germ, cereal, yeast). 10.Get your vision done regularly. Anyone with abnormal vision should go to an ophthalmologist for further examination.