Electrodes are placed on your skin around the injury. The Interferential Current device then impulses in minute quantities through your skin. Underlying tissue and nerves are stimulated which begins the healing properties. These impulses are not painful. Patients describe the sensation as a minor prickle on their skin. This can help to create a self-healing process without the need to for medications. This form of therapy is also extremely useful in reducing pain, inflammation, curing edema, and spasms.