23 Feb '11, 10pm

Mobile phones held closest to the ear alter brain activity: US study

CHICAGO - Spending 50 minutes with a mobile phone plastered to your ear is enough to change brain cell activity in the part of the brain closest to the antenna. But whether that causes any harm is not clear, scientists at the National Institutes of Health said on Tuesday, adding that the study will likely not settle recurring concerns of a link between mobile phones and brain cancer. The researchers, led by Dr Nora Volkow, director of the National Institute on Drug Abuse, urged caution in interpreting the findings because it is not known whether the changes, which were seen in brain scans, have any meaningful effect on a person's overall health. "Unfortunately this particular study does not enlighten us in terms of whether this is detrimental or if it could even be beneficial," Dr Volkow said. "It just tells us that even though these are weak signals, the human brain is ac...

Full article: http://www.todayonline.com/World/EDC110224-0000197/Mobile...

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