Lower Back Massager with Heat and Vibration Inspire Uplift Waist Pillow Back Massager Heat & Vibration Inspire Uplift Tend uses Direct Vibration Therapy, sometimes known as Focal Vibration therapy. , Tend has a unique pin point tip to access hard to reach parts of the body. , Focal Vibration Therapy (FVT) is a type Rocking, Tapping, Nerve Strokes and Vibration Massage by Maple what is vibrational sound therapy? triyoga