Detailed text transcripts for TV channel - CNN - 20110520:15:17:00
Out of your cell phone is called non-ionizing. it's not like an x-ray but like a low-powered microwave oven. >> what microwave radiation does in the most simplistic term is very similar to what happens to your food when you put your food in a microwave oven. it's essentially cooking the brain. >> more and more doctors are sounding alarms about cell phones and brain tumors. but the government and industries say there is no cause for concern. our dr. sanjay gupta joins us live with his investigation. building up our wireless network all across america. we're adding new cell sites... increasing n...