The Violet Ray was originally developed by the famous scientist Nikola Tesla. Tesla coil violet ray technology creates ozone penetrating the skin, can act as a disinfectant in the cells of the body. Research found ozone kills CoVid19 in the cells. A form of light disinfectant. Tesla was successfully experimenting on disease and rejuvenation with ozone in the late 1800s and early 1900s. In the 20s and 30s, Oxygen-Zone Therapy was used in hospitals, clinics and sanitariums. In the second half of the 20th century, pharmaceutical companies started disparaging all electro-therapies as drug-oriented medicine was taking off under the Flexner Report which banned everything from being taught in Medical Schools besides deadly allopathy`.
My chiropractor uses ozone therapy.