http://articles.mercola.com/sites/articles/archive/2002/07/03/cell-phones-part-five.aspxA study by scientists in Finland has found that mobile phone radiation can cause changes in human cells that might affect the brain. The study at Finland's Radiation and Nuclear Safety Authority found that exposure to radiation from mobile phones canenCommunityServer 2008.5 SP1 (Build: 31106.3070)http://articles.mercola.com/sites/articles/archive/2002/07/03/cell-phones-part-five.aspx#38049Mon, 02 Jun 2008 17:10:57 GMT24451277-a5aa-4add-96dc-64081bfd86fa:38049GiuseppeL<p>I'd like to know if alarm systems with frequency from 433 to 868 Mhz can be harmful!</p> <p>Thank you very much.</p> <img src="http://articles.mercola.com/aggbug.aspx?PostID=38049" width="1" height="1">