@lavanda7 mentioned having EMTT treatment for osteoarthritis in another discussion here - https://connect.mayoclinic.org/comment/818687/. There are quite a few other discussions and member comments on PEMF therapy. Here is a link to the search results, if you want to scan through them while you wait for other members to respond - https://connect.mayoclinic.org/search/discussions/?search=PEMF.