Does the display light on computers and smart phones can harm the eyes?

Maybe were days to reproach of your mother and you use your computer or your phone, on the grounds that it could be God or blindness double vision when you use these devices for a long time, of course we are all drawn to it. but is there scientific evidence that the light from the screen phones and computers directly affects the mind. Is there any scientific evidence to support this claim?

The impact and severity of the light screen telephone, computer hardware and other on our eyes is one of the most common and prevalent beliefs between the users of these devices, it also fears that haunt us all, the sight is priceless, but this belief is based on the so-called AIDS retinitis or photoretinitis is a type of retinitis caused by excessive exposure to light (such as when we look at the Eclipse without protection).

What is the scientific evidence for the existence of this medical problem? Is there any relationship between photoretinitis and exposure to light screen devices used in our daily lives? If there is, can we cure it somehow?

The alleged harmful effects has been extensive media coverage in recent years, especially with the proliferation of LED display. And already some commercialized products on the market that is to protect our eyes from the problem. but is it scientific arguments to prove the case?

The answer is simple: no

A recent report from the United States Department of energy found that background in these devices is not harmful to our eyes. The existence of this light on these devices, according to the research conducted to date, should not be considered harmful.

Although the light cause multiple effects on the body (as cycle biological clock, regulation of body temperature or even modify our appetite), but there is no scientific evidence in vivo to explain the alleged damage to the light albaat of the devices we use every day have been accompanied by the increased use of mobile devices in recent years an increase in problems of its users.

And the u.s. Department of energy, explained that backlight from mobile devices and tablets are not more harmful than the other systems we use every day. In other words, there is not enough scientific evidence to claim that light the screen can have a direct effect on the mind, but of the reserve should not use these devices and excessive staring for long periods on these screens, no matter how little influence by default.