Cell Phones May Cause Cancer, Says the WHO. What to Do?

http://www.pcworld.com/businesscenter/article/229054/cell_phones_may_cause_cancer_says_the_who_what_to_do.html

...The WHO panel looked at research including the results of the decade-long Interphone study, which generally failed to connect brain tumors with cell phone usage. However, the panel noted that evidence tied 30 minutes or more of talking on a mobile phone each day to a 40 percent rise in glioma tumors over 10 years. A February study in the Journal of the American Medical Association found that cell phone radiation changed brain chemistry by raising glucose levels...

Comment:
In this report there is among others the following tip given. Use a headset. It is not that simple. With normal headsets the radiation travels along the wire in the headset to the ears.
If you want to avoid radiation with a headset you need special ones which are readily available.