BBC – Staff Writer
“Parents should ban children from using tablets and smartphones before they set off for school in the morning, an expert has said. Clinical psychologist Linda Blair said use of such devices early in the day could harm concentration in class. Speaking at the Cheltenham Science Festival, she also suggested teachers minimise the amount of homework that needed to be carried out on computers. She said parents could set an example by limiting their own screen use. Mrs Blair, author of The Key to Calm, said requiring children to do homework on computers itself contributed to children becoming tired and unfocused. Computers and other screens emit a blue light that has been shown to reduce levels of melatonin – a chemical produced by the body that aids restful sleep.”(more)