This week, a new Imperial College study will launch that will monitor the impact of mobile phones and long-term health problems such as Parkinson's, Alzheimers and other brain diseases and cancers. The Cohort Study on Mobile Communications (COSMOS) is set to be the largest of its kind, with over 250,000 subjects between the ages of 18 to 69 in Britain, Finland, the Netherlands, Sweden and Denmark taking part. Article