How to protect your eyes

（1）It should control the total time of looking at book daily, would best no more than 6 hours a day.

(2) Whenever possible, choose to listen instead of reading, in order to reduce the load of the eye.

(3) The classroom should be bright. Do not reflective light too strong for desktop and blackboard. Right and left sides of classroom should have windows, and windows should not be too high, too small. It is appropriate to sit in the classroom can see out the window at any location, and regularly exchange seat.

(4) The child's desk at home should be placed on the window, non-blocking objects. Lamp should be placed on the left front. Light should be soft, such as an incandescent lamp. The power of lamp is preferably 25 ~ 40W.

(5) Note to changes the eating habits; promote nutrition mix, and avoid deficiency of chromium, calcium, trace element.

(6) When choose a mate, you should also try to avoid high myopia both sides, so as to reduce the chances of occurrence of myopia to the next generation.