Cancer Risk From Cellphone Radiation Is Small, Studies Show

Despite years of research, there is still no clear answer to the question: Do cellphones cause cancer? But two government studies, one in rats and one in mice, suggest that if there is any risk, it is small, health officials said. These two studies on the effects of the type of radiation the phones emit, conducted over 10 years and costing $25 million, are considered the most extensive to date.