PEMF is in its infancy? That might have been true in the 1960's, but certainly not today. https://www.thehealingcollective.us/post/history-of-pemf-therapy https://life.bemergroup.com/the-history-of-pemf-therapy/#:~:text=By%20the%20early%201970s%2C%20horses,PEMF%20therapy%2C%20published%20in%20Bulgaria.