The use of this technique in passive training represents a novelty in the field of rehabilitation and aesthetic medicine. The types of stimulation used allow a continuous and constant work divided into two phases: contraction and relaxation. A novelty in this field is Card Physio, with its modern and captivating design, and the practical removable Card, which allows different applications. The electrotherapy uses electric current for therapeutic purpose. The current is turned into wave forms with different effects. The principal applications are: pain and inflammation, post-injury rehabilitation, training and muscular tone, relaxation and circulation. Electrostimulation is used for healthy or denervated muscles with the purpose of recovering and increasing tone and functionality and, in sport field, for the expansion and maintenance of the specific qualities of every discipline; in aesthetics it is effectively used for the treatment of cellulitis, localized thinning, lympho drainage and face applications. The main contraindications are: pace-maker or heart problems, pregnancy, anterior and side part of the neck, cutaneous lesions, tumours.