From USA TODAY:
Holding a cellphone against your ear changes the activity in your brain, according to a new study that shows the brain is sensitive to the phone’s radiation emissions.
Whether the increased sensitivity is harmless or hurtful to the brain is still up for debate, say researchers from the National Institutes of Health, who found that less than an hour of cellphone use is linked with increased activity in the part of the brain closest to the phone antenna.
It’s not clear yet whether the radiation is potentially carcinogenic or has any other negative health implications — or positive ones, for that matter, says lead author Nora Volkow, director of the National Institute on Drug Abuse, about the research in this week’s Journal of the American Medical Association.
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