Just a few minutes chatting on a mobile phone reduces the brain functions of children for almost an hour, according to new Spanish test results quoted in Norwegian media. The tests, conducted by the German investigator Michael Klieeisen at the Spanish Nearo Diagnostic Research Institute in Marbella, are the first to show bow children's brain react to the 5 use sof mobile phoues. With the help ofa scanner, Kliccisen was able to create pictures of how the brains ofan 11-year-old boy and a 13-year old giri reacted while they used a mobile phone The results were compared with similar tests using adult subjects The tests showed that the brain activity of he child subjecta was reduced significantly. especially on the side where the mobile phone was held, a few minutes aner the cau was begun, 10 the report said. Also, brain activity was lower than normal in large secuons of the brain for 50 minutes after the end of the call, the test results sbowed.