magnetic therapy

noun

variants or magnet therapy

: the therapeutic use of magnets or magnetic fields in the practice of alternative medicine to treat illness, relieve pain, and promote health

Even researchers who are among the leading proponents of magnet therapy concede that larger and better-controlled studies are needed before this approach can rightfully join the cadre of alternative therapies that are clearly effective.

—Jane E. Brody, The New York Times

called also biomagnetic therapy, biomagnetism