When the patient continued raengkratham gyro roller, force feedback do the hands and arms of the patient. Stimulate your muscles get a workout, and very strong.
When the patient exerts a force on the gyro roller ago. The force feedback to the hands and arms of the patient. Stimulates muscles to exercise. And even more strength
When the patient work done to gyro roller. Be a force feed back action of hands and arms of the patient. Stimulate the muscles to exercise, and a strong brand.