playing smartphone while sleeping cause temporary blindness

Is playing smartphone while sleeping one of your hobby..? If so, you should stop this habit immediately, because it can adversely affected your eyes sooner or later.

Based on research by New England Journal of Medicine, in case of temporary blindness monocular (one eye) caused by viewing smartphone while lay down on the bed.

In this case, it is said when there are two women, aged 22 and 40 who are complained about their eyes where they suddenly could not see anything for a couple of months. Once this blindness symptoms appeared, it could have happened  up to 15 minutes before their sight have restored.

At first, the doctors thought this temporary eye blindness  occurs because of a mild stroke caused by a blockage of blood vessels in the brain. However, after doing all medical tests, it is said those two women had not been experiencing of health problems.

Finally, all question about blindness symptoms has answered after doctors from Moorfield Eye Hospital in London, Gordon Plant, asking for them when the symptoms of blindness  happened. Their answer is unexpectedly. They both answered when they are using a smartphone while laying on the bed  with one eye sees smartphone, while the other eye is being closed by pillows.

This kind of Activities has to force the eye adapting to bright screen smartphone, while the other eye is in a 'dark' or closed. Well, finally doctors would categorize these symptoms as a temporary blindness due to smartphones.

Fortunately, the doctors said  if this blindness would not indicate a serious illness and can be avoided by viewing smartphone with both eyes. Of course, it would be better if you do not use a smartphone too often when laying down.