Practitioners claim that these methods can treat a wide range of ailments, including ulcers, headaches, burns, chronic pain, nerve disorders,
spinal cord injuries, diabetes, gum infections, asthma, bronchitis, arthritis, cerebral palsy, heart disease and cancer"
Google "Dr. Weill bioresonance" and read what he has to say about it.
It may also have some resemblance to Rife treatments, but I don't know if that's true or not.