It has long been known to scientists, hanging over her books for hours, strained eyes, so that they get a headache. Tony Pansell with & # 39 are ophthalmologists, associate professor and receives, including against children, sent in the direction of the school nurse. They have headaches and difficult to keep up with the school, and now it's not a book, but a constant eye on the screens that with & # 39 are guilty. The youngest children in the age of six, seven years.
– Today, it is so bad that we see young children with "academics eyes" – headaches and eye fatigue.