High Frequency Single Function Machine table top all metal constructionThe action of High Frequency Machine is thermal, or heat producing by the rapid oscillation of the frequency without muscular contractions. It is an incredible way to invigorate circulation by stimulating cells beneath the skin. High frequency waves have an anti bacterial action that aid in decongestion of the pores and treating acneic clients. All treatments given with high frequency should be started with a mild current and gradually increased to