You can stop worrying about getting brain cancer from your cell phone. A massive study of just about every private cell phone user in Denmark shows no link between gabbing on your mobile and the development of brain tumors.
http://time.blogs.com/daily_rx/2006/12/cellphones.html
I never bought into that idea that Cell phones cause brain tumors. It's just radio wave.....we are bombarded with them every where all the time.