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The trend for children to multitask by juggling all sorts of electronic gadgets at the same time is 0______ damaging their levels of concentration, scientists have warned. 1_______use of the Internet, iPods. mobile phones and DVDs 2_______ behind that finding. Scientists have 3______the belief of many parents that it is impossible to concentrate on more than one thing at the same time. They found that children 4_____homework while sending messages via the Internet can 5______up spending 50% longer than if they had done each task 6_____David E Meyer, Professor of Cognitive Psychology at the University of Michigan, said that true multitasking is 7______possible for simple activities such as ironing and listening to the radio. He 8____experiments demonstrating that young adults who had to 9 ______ from one maths problem to another wasted significant amounts of time. Meyer said: "For situations 10_______more complex tasks, especially those requiring language, the total time taken to get all the tasks done will increase 11______.Over long periods, this kind of multitasking can stress you out and 12_______ to mental and physical exhaustion.'
