A large international research study, COSMOS, initiated by Karolinska Institutet, Stockholm and Imperial College London, has studied more than 250,000 mobile phone users to investigate whether those who use mobile phones extensively and over a long time-period have a higher risk of brain tumors than others. The study, published in Environment International, found no link between mobile phone use and the risk of brain tumors.
Mobile phone users who talk longer do not have a higher risk of brain tumors, international study finds
