Difference Between UltraShape and Ultrasound Massager?

I am not sure that the energy setting and frequency are the same but that isn't the critical difference between HIFU and ultrasound massage. For HIFU (Ultrashape, Liposonix) the treatment head is at a fixed position delivering a preset dose of energy focused to a specific point in the tissue for a specific effect; with ultrasound massage, the energy isn't focused to a specific point but diffused through the tissue. So with the latter, all you get is warming, with the former, you get a... more