Not Convinced That Electromagnetic Pollution Is Bombarding Your Body, Causing All Kinds Of Medical Problems? Then Read:

Cross Currents by Dr. Robert O. Becker M.D.:
http://www.amazon.com/exec/obidos/ASIN/0874776090

Electromagnetic Fields: A Consumer's Guide to the Issues and How to Protect Ourselves by B. Blake Levitt:
http://www.amazon.com/exec/obidos/ASIN/0156281007