Shock waves are audible high-energy sound waves. In the medical world, shock waves have been used since 1980 to disintegrate kidney stones, for instance.
In modern pain therapy, low-energy shock waves are applied to the painful body regions where they can exert their curative action. Shock waves can accelerate the healing process in the body, they stimulate metabolism and improve blood circulation; damaged tissue can regenerate and fully heal.
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What are shock waves?