Mobile phones

http://www.medscape.com/viewarticle/743673?src=mpnews&spon=7

http://well.blogs.nytimes.com/2011/06/06/a-doctor-who-must-navigate-a-contentious-divide/?hpw

There are slowly appearing the notions that using cell phones might not be safe. There is a change in brain metabolism in response to the phone on the parts of brain close to the phone. There is no knowledge how it will affect health.