Cell Phones Increase Brain Activity, Stir Fears

Fears concerning the possible dangers of prolonged cell phone use won't go away, despite numerous studies showing no conclusive link between cell phones and brain tumors or cancer. Now new data from the National Institutes of Health suggesting that cell phone radiation boosts brain activity is poised to stir the debate even further. Researchers used PET scans to measure brain activity in 47 participants when they had cell phones held to their ears in both off and on but muted positions and...Full Story
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