COMPUTERS can permanently damage children’s eyes, according to a controversial new study from the US. It found that almost one-third of children may need glasses specifically prescribed for computer use to stop them from developing short-sightedness.
It’s known that too much close work such as reading can strain your eyes. Many people suffer what’s known as accommodative lag, where each time they move their eyes over the page of a book, say, they focus slightly beyond the words. The eye muscles then have to work to refocus. Although this strain can cause headaches, there’s little evidence it can do permanent damage.…
