Recent years have seen an unprecedented increase in the number and diversity of sources of electromagnetic fields (EMF) used for individual,industrial and commercial purposes.All these technologies have made our life richer and easier.All populations are now exposed to varying degrees of EMF,and the levels will continue to increase as technology advances.These technologies,however,have brought with them concerns about possible health risks associated with their use.Cancer,memory loss,changes in behavior,neurodegenerative disease including Parkinson and Alzheimers diseases,and many other detrimental health effects,including cardiovascular disorders and miscarriages have been suggested as resulting from exposure to EFM.Everyone in the world in now exposed to a complex mix of EMF frequencies.