The magnetotherapy is a methodic that uses magnetic fields for therapeutic and regenerating purposes. The main applications are post-fracture bony consolidation, osteoporosis, articular pathologies as arthritis and arthrosis and many others. One of the merits of magnetotherapy is the absence of particular contraindications or use limitations; the sessions can be very long (some hours) or repeated more times per day. The effects are very positive and, sometimes, immediate, without consumption of materials or accessories. The main contraindications are: pace-maker, pregnancy, tumours, metallic prosthesis, synthetic crystalline. With New Dolpass waves are sent forth for brief periods and are followed by long breaks that allow the cells to disperse the heat. Thank to the processes of repolarization of the biological membranes and the phenomena related to the cellular metabolism, they cause an antiphlogistic action of the tissues and antalgic reparation.