Due to the vibration of ultrasonic waves, massage is produced. This effect can relieve the fatigue of muscles in shoulders and all parts of the body. Therefore, the medical stone mattress can make people have a good rest.
Medical stone is rich in various trace elements necessary for human body, because it belongs to volcanic rocks, has a large specific surface area, has a strong adsorption effect on bacteria, can regulate the metabolism of the body, and has the functions of invigorating stomach, diuresis, protecting liver and preventing aging.