Low frequency and constant magnetic fields in patients suffering from rheumatoid arthritis and osteoarthrosis was the focus of this study. Patients with stages 1 & 2 rheumatoid arthritis as well as patients with osteoarthrosis deformans, showed the beneficial effects from treatments. These low frequency, constant magnetic fields were found especially beneficial to the knees, ankles and wrists.
V.D. Grigor’eva, et al., “Therapeutic Application of Low-Frequency and Constant Magnetic Fields in Patients with Osteoarthritis Deformans and Rheumatoid Arthritis,” Vopr Kurortol Fizioter Lech Fiz Kult, 4, 1980, p. 29-35.