article_snippet.sent: As someone who suffers from computer eye strain, I was alarmed to discover that prolonged exposure to gadgets such as iPhones and iPads can cause irreversible damage to the eyes.
article_snippet.sent: A Spanish expert, Dr Celia Sanchez-Ramos, has found the LED screens found in most electronic devices can harm the retina - the light-sensitive layer at the back of the eye - and may even lead to partial blindness.
article_snippet.sent: LED screens found in most electronic devices such as iPhones and tablets can harm the retina - the light-sensitive layer at the back of the eye - and may even lead to partial blindness, a doctor has warned .
article_snippet.sent: This matches my own experience, in which pre-2007 screens tend not to cause discomfort.
article_snippet.sent: The average adult now spends up to eight-and-a-half hours in front of a screen every day, and it is not uncommon to be exposed to multiple screens at once.
article_snippet.sent: Researchers have found that using an electronic gadget with a backlit display for just two hours can affect the production of melatonin - the chemical that controls our body clock - and cause sleep problems, particularly in teenagers.
article_snippet.sent: Prior to this, I had been unable to use iPhones, iPads and other gadgets with LED screens without shooting pain in my eyes, dizziness and nausea.
article_snippet.sent: When I used the blue glasses, however, I found that my eye pain, dizziness and nausea all but disappeared when using LED screens.
article_snippet.sent: Dr Sanchez-Ramos says the use of LED screens has become so ubiquitous in such a short period of time that in 20 years' time, severe eye problems could become widespread.
article_snippet.sent: This, Dr Sanchez-Ramos says, is an uphill struggle because super-bright screens make more of an impact on the customer, which encourages sales.
highlights_snippet.sent: Key culprit is the LED screens found in most electronic devices .
  