There are many types of electrotherapy current:

Each has its own particular protocol.

Electrotherapy - What is it?

Electrotherapy is the use of electrical energy for the treatment of impairments of health by the application of electrical means. By applying electrical forces to the body a physiological response is created causing change to the tissues for a therapeutic benefit. There are many conditions which respond favourably to electrotherapy:


decrease muscle spasms
muscle tension headaches
first or second degree sprain/strain (neck, back, thorax, extremities)
low back and other muscular pain conditions
increase joint mobility
break or stretch myofascial and periarticular adhesions (adhesive capsulitis)

(effectivness varies from person to person)