Does talking on a cellphone increase your risk of getting a brain tumor? Many health experts say it’s unlikely, and if it is possible, the increase is probably small. Yet there has been just enough research over the years to keep the debate alive. Last month, the U.S. government released results from the largest government study to date on the question. And the findings, from the National Toxicology Program, were….

Source: Wall Street Journal March 08, 2018 15:00 UTC