High Frequency is Traditionally Reffered to as "Darsonval high frequency" or the "Tesla current".  

HF is a popular and a very safe, non-invasive skincare technique that is used to treat a variety of conditions ranging from acne to wrinkles to hair loss.

HF oxygenates the surface of the skin, kills acne bacteria, stimulates circulation and aids in detoxification, contracts blood vessels minimizing red inflamed skin. Helps in shrinking pores, reducing signs of aging and stopping acne in its tracks.