PEMF is especially successful in bone and wound healing. The first medical PEMF used a steady current, which created heat. By pulsing the current, the electricity healed the body without heating the treatment area.
The INTERPHONE cell phone health study was so poorly designed that it actually found cell phone use protective against cancer. Despite its inconclusive results, its data show that heavy use correlates with a 40% increase in gliablastoma breain tumors.