Muscle: loosening of basic tension and hardening zones
Arterial: promotes blood circulation, especially in the skin area
Venous: decongests, improves permeability and thus the entire venous return
Lymph: it has a return-flow-promoting and fluid-absorbing effect on the lymphatic system
Psyche: relaxing, antispasmodic, overall calming psychological effect

These are mechanical vibrations (in the sound range above the audible range 1 MHz = 1 million vibrations/second) that are emitted by the transducer and cause mechanical, thermal and biochemical effects in the body.