Results of this 11-year study involving 3014 patients found pulsed magnetic field treatment at low frequencies and intensities to be a highly effective, side-effect free therapy for joint disease.

E. Riva Sanseverino, et al., “Therapeutic Effects of Pulsed Magnetic Fields on Joint Diseases,” Panminerva Med, 34(4), October-December 1992, p.187-196.