Mobile control must be vigilant "floaters" 
 
 
Source: Beijing business today 

        Do you have such experience, always feel the black dot in the eyes when playing mobile phone, like mosquitoes flying about how does not cast out. Experts remind that this may be the result with the eye excessive, mobile phone use frequently cause the retina and vitreous degeneration and deterioration, induce the physiologic floaters. 
 
        Prevent the floaters, might as well do more eye exercises daily: first close your eyes, gently rub the eyes around the acupuncture points, and then open your eyes and head motionless, eyes maximum clockwise or counterclockwise circle, rotational frequency don't too fast, don't be too slow, with half a second a beat the rhythm of the rotation. Exercises had better do 2-3 minutes at a time, do 4 times a day, insist for a long time, eye fatigue can be effectively improved. And can try Chinese traditional medicine prevent generation of tea drink: delicately fragranced 9 grams, 15 grams of medlar, mountain cornus 10 grams, semen plantaginis 12 g. Materials to be included in the thermos, into boiling water, half a bottle lid stuffy about 20 minutes, generation of tea drink, daily 1 agent. 
 
        If after a period of time adjustment, shadow persist, and shadow area increases sharply, the number suddenly increase, or shadow piece, it is possible to transition from "physiologic floaters" to "pathological floaters", want to go to the hospital in time.
 
 
 
The original link: http://www.bjbusiness.com.cn/site1/bjsb/html/2014-07/23/content_263811.htm?div=-1